Markets / Power & Energy Serving the Power Generation & Energy Industry Today’s power generators face a shifting compliance landscape marked by aging infrastructure, rising emissions expectations, and increasing demand for accurate, defensible environmental data. These challenges can strain internal teams and expose operators to unnecessary operational and regulatory risk. Alliance partners with power clients to deliver dependable emissions testing, continuous monitoring expertise, and strategic compliance guidance that strengthens reliability, simplifies reporting, and helps facilities meet the highest regulatory standards. Our end-to-end services integrate industry-leading DAS technology, full lifecycle CEMS support, emergency temporary monitoring, and expert compliance and reporting services, all delivered by the industry’s most experienced practitioners. The outcome is maximized system uptime, defensible emissions data, and sustained compliance performance across your entire facility network. Step-by-Step Service Capabilities and Technical Processes Industry-Leading Data Acquisition System StackVision DAS implementation with custom configuration to facility requirements and user-friendly, no-programming interface. Real-time compliance visibility through customizable dashboards, color-coded alarms, and fleetwide monitoring from a centralized location. Automated data management for corrections, built-in QA/QC tools for linearity, RATA, and audit management. Streamlined compliance reporting with pre-configured Part 60/63/75 reports, direct XML/JSON generation for ECMPS/CEDRI, and automated distribution. Continuous Emissions Monitoring Systems (CEMS) Custom system design & turnkey installation with inhouse engineered equipment, racks, and shelters for demanding EPA applications. Comprehensive parts inventory from leading manufacturers to minimize downtime. Preventive maintenance programs with customized plans, predictive maintenance approach, and QA auditing/RATA performance testing. Training & knowledge transfer providing hands-on expertise in construction, installation, troubleshooting, and repair to build internal capability. Temporary CEMS Solutions Rapid emergency response with national footprint enabling accelerated deployment during unplanned outages. Custom mobile monitoring using trailer-based systems with advanced capabilities (dual source, GC, FTIR) or compact cabinet units for hazardous areas. Comprehensive parameter coverage for criteria pollutants (NOx, CO, SO2, VOCs, THC, flow) on boilers, furnaces, FCCUs, SRUs, plus specialty monitoring for H2S, total sulfurs, HRVOCs, and net heating value. Seamless data integration with analog current loops, Modbus TCP/IP/RS232, and real-time digital I/O compatible with existing facility systems. Compliance & Reporting Services Expert regulatory guidance with proactive compliance monitoring, supporting initial applicability determinations keeping facilities informed of pending and new regulations. Proactive weekly and monthly data reviews to identify issues early, validate data quality, and prevent potential violations and costly fines. Seamless regulatory report generation covering Part 75 EDRs, Part 60 state/permit reporting, and CEDRI submission support. Monitoring plan updates and QA/QC plan development aligned with Part 75 and permit requirements. Integrated environmental compliance services supporting permitting, monitoring, testing, LDAR, modeling, and onsite compliance execution through one Alliance team. Stack Testing Services Compliance demonstration testing , including particulate matter, metals (including mercury), acid gases, combustion gases, organics, and formaldehyde. Performance specification testing (RATA) supporting Part 60, Part 63, and Part 75 CEMS certification, recertification, and audit readiness. Air pollution control device evaluations supporting emissions compliance, performance verification, and regulatory testing requirements. Engineering and investigative test programs , including low-level PM and specialty testing, to support unit changes, troubleshooting, fuel transitions, and compliance planning. Laboratory Testing & Analysis Precise measurement of air quality samples for pollutants and hazardous gases including Cr6+, Hg, Metal HAPS, Acid Gases, and complex organics. National laboratory network with broad state, federal, and TNI accreditations, delivering fast turnaround and consistent results aligned with regulatory requirements. Volatile and semi-volatile organic analysis using EPA-approved methods to support emissions testing, permitting, and environmental compliance. Quality assurance & method validation to ensure consistent, defensible results across all sample types & testing workflows. REQUEST INFORMATION

Markets / Oil & Gas Serving the Upstream & Midstream Oil & Gas Industry Upstream and midstream operators face growing regulatory complexity, methane reduction pressure, workforce shortages, and increasing expectations for consistent, accurate emissions data across widespread assets. They must manage compliance without disrupting production, coordinate multiple vendors, and maintain reliability during tight maintenance windows - all while navigating evolving ESG and state and federal rules. Alliance solves these challenges by providing a single, scalable partner for consulting, engine testing, LDAR, laboratory analysis, and centralized reporting, backed by rapid mobilization and deep regulatory expertise. Through this integrated approach, Alliance has built a center of excellence that helps upstream and midstream clients stay compliant, stay operational, and stay ahead of emerging requirements. Our end-to-end environmental services combine consulting, engine testing, OGI, LDAR, laboratory analysis, and mobile air monitoring, all delivered by the industry’s most experienced practitioners. The outcome is better data, stronger decisions, and sustained operational performance across your entire network. Step-by-Step Service Capabilities and Technical Processes Environmental Consulting & Program Design Gap assessments to identify priorities across upstream & midstream operations. Program design defining LDAR scope, OGI frequencies, fenceline strategies, & engine testing aligned with maintenance & production. Modern data workflows using SkyBridge for GPS-verified inspections, real-time syncing, & automated reporting. Mobile air monitoring with GMAP for rapid source screening & geospatial mapping of BTEX, VOCs, & SO2. Engine, Turbine, & Generator Testing Asset inventories & readiness planning to minimize operational disruption. Performance testing of combustion efficiency, load, & emissions to support proactive maintenance. Defensible results with integrated dashboards for clearer operational decisions. Compliance support ensuring testing methods, documentation, & results align with regulatory & permit requirements. Alliance provides complete, end-to-end engine, turbine & generator compliance management , including testing, reporting, scheduling, & regulatory communication. Fugitive Emissions Testing & Monitoring OGI execution with FLIR, drone support, & SkyBridge for instant media capture; supports Appendix K & AWP. Method 21 measurements to verify leak status & repair priorities. Comprehensive LDAR management including tagging, inventory, BWON/HRVOC support, turnaround coordination, & QA/QC. Tracer gas testing with helium to detect ultra-small leaks & reduce safety and product-loss risks. CEMS provides full-service integration, rapid deployments, & QA/QC + RATA support. Laboratory Testing & Analysis Custody transfer verification with precise analysis & defensible documentation. GHG and hydrocarbon analysis for gases, liquids, NGLs, crude, condensate, & produced water. Air, soil, & water testing with fast turnaround & broad accreditations for operational & long-term support. Quality assurance & method validation to ensure consistent, defensible results across all sample types & testing workflows. REQUEST INFORMATION

Markets / Data Centers Serving the Data Center Industry Data centers face increasing pressure to deliver reliable, 24-7 computing power while navigating environmental regulations, power generation requirements, and sustainability commitments. Managing large fleets of backup generators, on-site power infrastructure, air permitting, and environmental compliance can create significant operational and regulatory challenges. Alliance helps data center operators address these complexities by providing end-to-end environmental solutions - from air permitting to generator stack testing, emissions monitoring systems (CEMS/DAS), and environmental laboratory services. With deep technical expertise and nationwide coverage, Alliance helps ensure data centers maintain operational reliability, meet regulatory obligations, and scale their infrastructure with confidence. One partner for every environmental compliance need across your data center portfolio. From backup power testing to air permitting, water compliance, and continuous monitoring. Alliance is the largest Engine Testing, Stack, CEMS, and LDAR Service Provider in North America. Service Capabilities and Technical Processes Engine, Turbine & Generator Testing State and federal compliance testing for backup diesel generators, natural gas engines, and combustion turbines Data center-specific expertise with fleets ranging from dozens to hundreds of units Custom stack extensions and engineering solutions for generators with limited access Flexible scheduling coordinated around maintenance windows and operational constraints Defensible results with integrated dashboards and electronic CEDRI reporting Stack Testing & Source Emissions Compliance demonstration testing for NOx, CO, PM, VOCs, & HAPs Engineering and investigative test programs On-site FTIR spectroscopy and specialty testing Low-level PM sampling for facilities near attainment thresholds Performance specification testing (RATA) for continuous monitors Air dispersion modeling support for permitting CEMS & Temporary CEMS Turnkey CEMS integration for on-site power generation and micro-grid facilities Installation, commissioning, and training DAS (Data Acquisition System) solutions for real-time emissions data management QA/QC audits and ongoing maintenance programs RATA testing and certification Rapid deployment capability for emergency or interim monitoring needs Laboratory Testing & Analysis Water testing for cooling system discharge, stormwater, and NPDES compliance Wastewater characterization for pretreatment and POTW discharge requirements Air and source emissions analysis : Cr6+, Hg, Metal HAPs, acid gases PFAS testing and analysis for emerging contaminant requirements Soil and waste characterization including TCLP for hazardous determination Fast turnaround from a national network of accredited laboratories Environmental Consulting Air permitting strategy and compliance for data center construction and operations Title V and minor NSR permitting support Regulatory guidance across federal and state frameworks (NSPS, NESHAP, CAA) EHS compliance as a service and on-site personnel augmentation Risk assessments and mitigation planning Additional Capabilities LDAR (Leak Detection & Repair) for fuel systems and refrigerant management Ambient air monitoring and fenceline monitoring SkyBridge cloud platform for real-time field data and automated reporting Stormwater management and NPDES permitting support Health and safety consulting and training REQUEST INFORMATION

Environmental services for 11+ industries: oil & gas, manufacturing, energy, chemical processing, semiconductors & more. Tailored solutions by sector. We support leading companies and brands across a wide range of industries. Markets we serve. With profound understanding of your space and operation, we are committed to delivering high-quality, specialized insight and support, provided by experts. We understand the special challenges of each sector and have the experience, approach, and capabilities to make a difference in a wide range of industries. Building & Construction Chemical & Processing Data Centers Energy & Power Environmental & Waste Management Food & Consumer Goods Government & Institutions Manufacturing & Production Oil & Gas Pulp & Paper Renewable Natural Gas (RNG) Semiconductors REQUEST INFORMATION Learn more. Find out how we can support your business with our range of services. With expertise in a variety of end markets, Alliance is focused on People, Process, and Technology to provide unparalleled response and service to assist clients with meeting their air compliance and risk reduction goals.

Reach out to us for your testing, monitoring, and lab needs. Request more information below or use the locations map to contact one of our offices directly. Privacy Policy Last updated: June 10, 2026 Location: www.alliancetg.com This Privacy Policy describes Our policies and procedures on the collection, use and disclosure of Your information when You use the Service and tells You about Your privacy rights and how the law protects You. We use Your Personal data to provide and improve the Service. By using the Service, You agree to the collection and use of information in accordance with this Privacy Policy. Interpretation and Definitions Interpretation The words of which the initial letter is capitalized have meanings defined under the following conditions. The following definitions shall have the same meaning regardless of whether they appear in singular or in plural. Definitions For the purposes of this Privacy Policy: Account means a unique account created for You to access our Service or parts of our Service. Affiliate means an entity that controls, is controlled by or is under common control with a party, where "control" means ownership of 50% or more of the shares, equity interest or other securities entitled to vote for election of directors or other managing authority. Company (referred to as either "the Company", "We", "Us" or "Our" in this Agreement) refers to Alliance Technical Group. Cookies are small files that are placed on Your computer, mobile device or any other device by a website, containing the details of Your browsing history on that website among its many uses. Country refers to: United States Device means any device that can access the Service such as a computer, a cellphone or a digital tablet. Personal Data is any information that relates to an identified or identifiable individual. Service refers to the Website. Service Provider means any natural or legal person who processes the data on behalf of the Company. It refers to third-party companies or individuals employed by the Company to facilitate the Service, to provide the Service on behalf of the Company, to perform services related to the Service or to assist the Company in analyzing how the Service is used. Usage Data refers to data collected automatically, either generated using the Service or from the Service infrastructure itself (for example, the duration of a page visit). Website refers to Alliance Technical Group, accessible from You means the individual accessing or using the Service, or the company, or other legal entity on behalf of which such individual is accessing or using the Service, as applicable. Collecting and Using Your Personal Data Types of Data Collected Personal Data While using Our Service, We may ask You to provide Us with certain personally identifiable information that can be used to contact or identify You. Personally identifiable information may include, but is not limited to: Email address, first name and last name, phone number, address, state, province, ZIP/Postal code, city. First name and last name Phone number Address, State, Province, ZIP/Postal code, City Usage Data Usage Data Usage Data is collected automatically when using the Service. Usage Data may include information such as Your Device's Internet Protocol address (e.g. IP address), browser type, browser version, the pages of our Service that You visit, the time and date of Your visit, the time spent on those pages, unique device identifiers and other diagnostic data. When You access the Service by or through a mobile device, We may collect certain information automatically, including, but not limited to, the type of mobile device You use, Your mobile device unique ID, the IP address of Your mobile device, Your mobile operating system, the type of mobile Internet browser You use, unique device identifiers and other diagnostic data. We may also collect information that Your browser sends whenever You visit our Service or when You access the Service by or through a mobile device. Tracking Technologies and Cookies We use Cookies and similar tracking technologies to track the activity on Our Service and store certain information. Tracking technologies used are beacons, tags, and scripts to collect and track information and to improve and analyze Our Service. The technologies We use may include: Cookies or Browser Cookies. A cookie is a small file placed on Your Device. You can instruct Your browser to refuse all Cookies or to indicate when a Cookie is being sent. However, if You do not accept Cookies, You may not be able to use some parts of our Service. Unless you have adjusted Your browser setting so that it will refuse Cookies, our Service may use Cookies. Web Beacons. Certain sections of our Service and our emails may contain small electronic files known as web beacons (also referred to as clear gifs, pixel tags, and single-pixel gifs) that permit the Company, for example, to count users who have visited those pages or opened an email and for other related website statistics (for example, recording the popularity of a certain section and verifying system and server integrity). Cookies can be "Persistent" or "Session" Cookies. Persistent Cookies remain on Your personal computer or mobile device when You go offline, while Session Cookies are deleted as soon as You close Your web browser. Learn more about cookies on the article. We use both Session and Persistent Cookies for the purposes set out below: Necessary / Essential Cookies Type: Session Cookies Administered by: Us Purpose: These Cookies are essential to provide You with services available through the Website and to enable You to use some of its features. They help to authenticate users and prevent fraudulent use of user accounts. Without these Cookies, the services that You have asked for cannot be provided, and We only use these Cookies to provide You with those services. Cookies Policy / Notice Acceptance Cookies Type: Persistent Cookies Administered by: Us Purpose: These Cookies identify if users have accepted the use of cookies on the Website. Functionality Cookies Type: Persistent Cookies Administered by: Us Purpose: These Cookies allow us to remember choices You make when You use the Website, such as remembering your login details or language preference. The purpose of these Cookies is to provide You with a more personal experience and to avoid You having to re-enter your preferences every time You use the Website. For more information about the cookies, we use and your choices regarding cookies, please visit our Cookies Policy or the Cookies section of our Privacy Policy. Use of Your Personal Data The Company may use Personal Data for the following purposes: To provide and maintain our Service, including to monitor the usage of our Service. To manage Your Account: to manage Your registration as a user of the Service. The Personal Data You provide can give You access to different functionalities of the Service that are available to You as a registered user. For the performance of a contract: the development, compliance and undertaking of the purchase contract for the products, items or services You have purchased or of any other contract with Us through the Service. To contact You: To contact You by email, telephone calls, SMS, or other equivalent forms of electronic communication, such as a mobile application's push notifications regarding updates or informative communications related to the functionalities, products or contracted services, including the security updates, when necessary or reasonable for their implementation. To provide You with news, special offers and general information about other goods, services and events which we offer that are like those that you have already purchased or enquired about unless You have opted not to receive such information. To manage Your requests: To attend and manage Your requests to Us. For business transfers: We may use Your information to evaluate or conduct a merger, divestiture, restructuring, reorganization, dissolution, or other sale or transfer of some or all Our assets, whether as a going concern or as part of bankruptcy, liquidation, or similar proceeding, in which Personal Data held by Us about our Service users is among the assets transferred. For other purposes: We may use Your information for other purposes, such as data analysis, identifying usage trends, determining the effectiveness of our promotional campaigns and to evaluate and improve our Service, products, services, marketing and your experience. We may share Your personal information in the following situations: With Service Providers: We may share Your personal information with Service Providers to monitor and analyze the use of our Service, to contact You. For business transfers: We may share or transfer Your personal information in connection with, or during negotiations of, any merger, sale of Company assets, financing, or acquisition of all or a portion of Our business to another company. With Affiliates: We may share Your information with Our affiliates, in which case we will require those affiliates to honor this Privacy Policy. (Note: This excludes mobile information and SMS opt-in consent, which will not be shared with affiliates for their marketing purposes). With business partners: We may share Your information with Our business partners to offer You certain products, services or promotions. (Note: Mobile information and SMS opt-in consent will not be shared with third parties or affiliates for marketing purposes). With other users: when You share personal information or otherwise interact in the public areas with other users, such information may be viewed by all users and may be publicly distributed outside. With Your consent: We may disclose Your personal information for any other purpose with Your consent. Retention of Your Personal Data The Company will retain Your Personal Data only for as long as is necessary for the purposes set out in this Privacy Policy. We will retain and use Your Personal Data to the extent necessary to comply with our legal obligations (for example, if we are required to retain your data to comply with applicable laws), resolve disputes, and enforce our legal agreements and policies. The Company will also retain Usage Data for internal analysis purposes. Usage Data is generally retained for a shorter period of time, except when this data is used to strengthen the security or to improve the functionality of Our Service, or We are legally obligated to retain this data for longer time periods. Transfer of Your Personal Data Your information, including Personal Data, is processed at the Company's operating offices and other locations where involved parties operate. This may include transfers to locations outside of Your jurisdiction, where data protection laws may differ. Your consent to this Privacy Policy followed by Your submission of such information represents Your agreement to that transfer. The Company will take all steps reasonably necessary to ensure that Your data is treated securely and in accordance with this Privacy Policy and no transfer of Your Personal Data will take place to an organization or a country unless there are adequate controls in place including the security of Your data and other personal information. Delete Your Personal Data You have the right to request access to, correct, or delete the Personal Data that We hold about You. To make such a request, please contact Us at the email provided below. We will respond to Your request within a reasonable time frame, as required by law. Our Service may give You the ability to delete certain information about You from within the Service. You may update, amend, or delete Your information at any time by signing in to Your Account, if you have one, and visiting the account settings section that allows you to manage Your personal information. You may also contact Us to request access to, correct, or delete any personal information that You have provided to Us. Please note, however, that We may need to retain certain information when we have a legal obligation or lawful basis to do so. California, Colorado, Connecticut, Delaware, Florida, Indiana, Iowa, Montana, Oregon, Tennessee, Texas, Utah, and Virginia provide (now or in the future) their state residents with rights to: Confirm whether we process their personal information. Access and delete certain personal information. Correct inaccuracies in their personal information, taking into account the information's nature processing purpose (excluding Iowa and Utah). Data portability. Opt-out of personal data processing for: targeted advertising (excluding Iowa); sales; or profiling in furtherance of decisions that produce legal or similarly significant effects (excluding Iowa and Utah). Either limit (opt-out of) or require consent to process sensitive personal data. The exact scope of these rights may vary by state. To exercise any of these rights please info@alliancetg.com. Nevada provides its residents with a limited right to opt-out of certain personal information sales. Residents who wish to exercise this sale opt-out rights may submit a request to this info@alliancetg.com . [However, please know we do not currently sell data triggering that statute's opt-out requirements.] Disclosure of Your Personal Data Business Transactions If the Company is involved in a merger, acquisition or asset sale, Your Personal Data may be transferred. We will provide notice before Your Personal Data is transferred and becomes subject to a different Privacy Policy. Law enforcement Under certain circumstances, the Company may be required to disclose Your Personal Data if required to do so by law or in response to valid requests by public authorities (e.g. a court or a government agency). Other legal requirements The Company may disclose Your Personal Data in the good faith belief that such action is necessary to: Comply with a legal obligation Protect and defend the rights or property of the Company Prevent or investigate possible wrongdoing in connection with the Service Protect the personal safety of Users of the Service or the public Protect against legal liability Security of Your Personal Data The security of Your Personal Data is important to Us. While We strive to use commercially acceptable means, such as encryption and secure protocols, to protect Your Personal Data, We cannot guarantee its absolute security due to the inherent risks of online data transmission. Children's Privacy Our Service does not address anyone under the age of 13. We do not knowingly collect personally identifiable information from anyone under the age of 13. If You are a parent or guardian and You are aware that Your child has provided Us with Personal Data, please contact Us. If We become aware that We have collected Personal Data from anyone under the age of 13 without verification of parental consent, We take steps to remove that information from Our servers. If you believe that we might have any information from or about a child under 13, please contact us immediately so we can take appropriate actions. If We need to rely on consent as a legal basis for processing Your information and Your country requires consent from a parent, We may require Your parent's consent before We collect and use that information. Links to Other Websites Our Service may contain links to other websites that are not operated by Us. If You click on a third-party link, You will be directed to that third party's site. We strongly advise You to review the Privacy Policy of every site You visit. We have no control over and assume no responsibility for the content, privacy policies or practices of any third-party sites or services. Data Security The safety and security of your information also depends on you. Where we have given you (or where you have chosen) a password for access to certain parts of our Website, you are responsible for keeping this password confidential. We ask you not to share your password with anyone. Unfortunately, the transmission of information via the internet is not completely secure. Although we do our best to protect your personal information, we cannot guarantee the security of your personal information transmitted to our Website. Any transmission of personal information is at your own risk. We are not responsible for circumvention of any privacy settings or security measures contained on the Website. SMS Terms & Conditions These SMS Terms & Conditions ("Terms") apply to the SMS/text messaging program operated by Alliance Technical Group. By enrolling in, using, or receiving messages from our SMS program, you agree to these Terms and our Privacy Policy. 1. Program Description We may send you text messages related to recruitment and hiring activities, including but not limited to: Job opportunities and alerts Application status updates Interview scheduling and reminders General recruiting-related communications Messages will be sent to the mobile number you provided when you opted in through our career site, CRM, or ATS platform. You can cancel the SMS service at any time. Just text "STOP" to the short code. After you send the SMS message "STOP" to us, we will send you an SMS message to confirm that you have been unsubscribed. After this, you will no longer receive SMS messages from us. If you want to join again, just sign up as you did the first time and we will start sending SMS messages to you again. If you are experiencing issues with the messaging program you can reply with the keyword HELP for more assistance, or you can get help directly at info@alliancetg.com . Carriers are not liable for delayed or undelivered messages. As always, message and data rates may apply for any messages sent to you from us and to us from you. If you have any questions about your text plan or data plan, it is best to contact your wireless provider. 2. Consent to Receive Messages By opting into our SMS program, you expressly consent to receive text messages from us. Consent is not a condition of employment or of using our services. Message and data rates may apply. You may opt in by providing your phone number during the application process, through our career site, or via other enrollment methods provided by us. 3. Opt-Out Instructions You can cancel SMS messages at any time by replying STOP to any message you receive. After you send STOP, we will send a confirmation message, and then you will no longer receive SMS messages from us. If you want to rejoin, you may opt in again through our career site or by contacting candidate support. 4. Help Instructions For help or support with our SMS program, reply HELP to any message or contact us at: Email: info@alliancetg.com Phone: (256) 351-0121 5. Costs Message and data rates may apply to messages sent to you from us and to us from you. If you have questions about your text or data plan, contact your mobile carrier. 6. Supported Carriers Our SMS program is supported on major U.S. carriers, including AT&T, Verizon, T-Mobile, and others. Please note that wireless carriers are not liable for delayed or undelivered messages. 7. Privacy We respect your privacy. Information collected through our SMS program will be used in accordance with our Privacy Policy. We do not sell or share your mobile number with third parties for their marketing purposes. 8. Changes to Terms We may revise, suspend, or terminate this SMS program at any time without notice. Updates to these Terms will be posted on this page with a revised "Last updated" date. Changes to this Privacy Policy We may update Our Privacy Policy from time to time. We will notify You of any changes by posting the new Privacy Policy on this page. We will let You know via email and/or a prominent notice on Our Service, prior to the change becoming effective and update the "Last updated" date at the top of this Privacy Policy. You are advised to review this Privacy Policy periodically for any changes. Changes to this Privacy Policy are effective when they are posted on this page. Contact Us If you have any questions about this Privacy Policy, You can contact us: By email: info@alliancetg.com

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Meet all your environmental lab testing and analysis needs seamlessly with our full-service laboratory in Seattle, WA. Services / Lab Testing & Analysis / Environmental Labs / Seattle Environmental Lab Seattle Environmental Lab About Alliance Technical Group's Seattle Branch is a full service environmental laboratory in the Fremont neighborhood of Seattle, Washington. Founded in 2007 as Fremont Analytical, Inc., and joining Alliance Technical Group in 2023, we continue to provide high-quality laboratory services to a broad client base. All staff members are trained professionals whose technical knowledge and analytical skills are reinforced by extensive and varied experience within the environmental science industry. Alliance Technical Group’s Seattle laboratory is certified by the National Environmental Laboratory Accreditation Program (NELAP), Washington State Department of Ecology (WADOE), Alaska Department of Conservation (DEC), and the Department of Defense (DOD) for organic, inorganic, and general chemistry analyses. The laboratory follows approved methods (EPA, Standard Methods, ASTM, State specific methods) for the examination of sediment, soil, water, and air. 206-352-3790 REQUEST INFORMATION Core Capabilities Organic Analysis of Soil & Water Volatile Organic Compounds (VOCs) – EPA 8260 / 624 Semi-Volatile Organic Compounds (SVOCs) – EPA 8270 / 625 Polyaromatic Hydrocarbons (PAH) – EPA 8270 SIM / 625 SIM Diesel/Heavy Oil Range Organics (DRO) – NWTPH / EPA 8015 / AK 102+103 Gasoline Range Organics (GRO) – NWTPH / EPA 8015 / AK 101 Organochlorine Pesticides – EPA 8081 / 608 Polychlorinated Biphenyls (PCBs) – EPA 8082 / 608 Herbicides – EPA 8151 Dissolved Gases (Methane, Ethane, Ethene) – RSK-175 EPH – NWTPH-EPH VPH – NWTPH-VPH Inorganic Analysis of Soil & Water MTCA 5, RCRA 8, PP Metals, TAL Metals – EPA 6020 / 200.8 / 245.1 Mercury – EPA 7470 / 7471 / 245.1 Cation Exchange Capacity Ferrous Iron – SM 3500 Fe B Hexavalent Chromium – SM 3500 Cr B / EPA 7196 TCLP Extraction – EPA 1311 General Chemistry Anions – EPA 300.0 Biological / Chemical Oxygen Demand (BOD/COD) Cyanide (Total or Amenable), Sulfide (Total or Soluble/Dissolved) Grainsize Flashpoint / Ignitability Nutrients (Ammonia, Phosphorus, Nitrate/Nitrite) Oil & Grease (HEM) – EPA 1664 Solids: TDS, TSS, TS, SS TOC / DOC – SM 5310B Total Coliform / E coli, Fecal Coliform, Enterococcus pH, Alkalinity, Hardness, Conductivity, Salinity, Turbidity Air/Soil Vapor/Stack/RNG Volatile Organic Compounds – TO-15 APH – TO-15 / MASS APH Sulfur Compounds – ASTM D5504 Siloxanes – ASTM D8230 Major Gases – EPA 3C Fuel Parameters – EPA 1945 / 3588 Helium – EPA 3C MOD Metals / Mercury – NIOSH 7303 / 6009 Particulates, Hexavalent Chromium, Ammonia Wide variety of passivated canisters, cylinders, and glass Lab Information Sample Receiving Hours: Monday-Friday, 8:00 AM - 5:00 PM Saturday and Sunday receiving as per request Samples received after 4:00 PM begin TAT next business day at 8:00 AM Turnaround Times Standard TAT is 5 business days for most analyses. A subset of analyses involving extra handling or trace-level sensitivity require a standard TAT of 10 business days. Contact lab for details. Expedited options available: Standard 5-day TAT 4 days 3 days 2 days Next day Same day Standard 10-day TAT 7 days 5 days 3 days 2 days Next day Same day *Expedited TAT should be coordinated in advance Sample Pickup & Delivery Courier service available for sample pickup & supply delivery Service radius: typically, 100-mile radius from lab Courier fees apply, contact lab for details Containers & Supplies Sampling containers provided upon request Chain-of-custody forms, coolers, and ice available upon request 5035 soil sampling kits: green handle & syringes Air sampling: canisters, high pressure cylinders, flow regulators, manifolds, tedlar bags available upon request Contact lab for specific container requirements, holding times, and preservatives Reporting & Data Deliverables QC Packages Level II, IIb, III Level IV Drinking Water reporting available DOH panels available upon request Electronic Data Deliverables (EDD) Wide range of existing EDD templates Custom EDD formatting available, tailored to specific project or client requirements. Certifications & Programs State Certifications WADOE TNI accreditation via ORELAP Alaska DEC DoD QSM 6.0 Programs Washington MTCA ADEC CULs RCRA View Accreditations & Certifications Additional Resources Client Portal Login → Chain of Custody Forms: Chain of Custody (Standard) pdf fillable form Chain of Custody (Standard) pdf printer friendly Chain of Custody (Air) pdf fillable form Chain of Custody (Drinking Water) pdf fillable form Container Requirements pdf printer friendly Seattle Laboratory Get the Best of Both Worlds. Together. One National Network. ALL Your Lab Needs. Reach an experienced lab advisor today for help at your site. First name* Last name* Phone* Email* How can we help?* Talk to an Expert map Back to All Services

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Reliable Real-Time Emissions Data Management Software As part of Alliance Technical Group, you now have access to the largest and most experienced air emissions monitoring network in the country. We’re committed to seamless service, responsive communication, and the same quality you’ve always relied on—now backed by expanded resources and expertise. 256-351-0121 Previous Item Next Item

Texas Air Permit Renewal Alliance provides comprehensive services to prepare and submit the entire Air application at a competitive cost. We guarantee that all project work, upon completion, will fully comply with all applicable local, state, and federal codes and regulations, and will be performed in accordance with recognized professional standards and best technical practices. (832) 384-9475 Previous Item Next Item

Stay Compliant. Protect Your Facility. Trust Alliance for SPCC Plans. From manufacturing plants and utilities to municipalities and logistics hubs, Alliance has decades of experience guiding organizations through SPCC requirements. Whether you need a new plan, a 5-year review or recertification, or an update after operational changes, our experts tailor compliance strategies to your specific facility. With Alliance, you get more than a plan—you get a partner committed to protecting your business and keeping you compliant every step of the way. 256-351-0121 Previous Item Next Item

Need Stack Testing Fast? Midwest Teams Ready to Mobilize As the largest stack testing company in the U.S., Alliance brings national scale with established Midwest crews who understand your requirements and timelines. We support facilities facing last-minute changes and tight compliance deadlines without adding stress. 256-351-0121 Previous Item Next Item

Reliable Engine & Generator Testing Services from Alliance Technical Group It’s a smart move to protect your operations from risks, extend the life of your engines, and get an edge in the market. 256-351-0121 Previous Item Next Item

Need Stack Testing Fast? Pennsylvania Teams Ready to Mobilize As the largest stack testing company in the U.S., Alliance brings national scale with established Pennsylvania crews who understand your requirements and timelines. We support facilities facing last-minute changes and tight compliance deadlines without adding stress. Export: 724-387-2367 Philadelphia: 610-262-3818 Pittsburgh: 412-668-4040 Previous Item Next Item

Received South Carolina’s Industrial Stormwater Notice? Get Compliant—Fast. Alliance handles every step of South Carolina stormwater compliance—from reviewing your SIC code and submitting the NOI, to creating a site-specific SWPPP that meets SCDES requirements. We manage your sampling, lab work, inspections, and renewals, so you stay in compliance without the paperwork. Whether you need full permit coverage or a No-Exposure Certification, our local experts backed by a national team make it simple. 1-800-263-2229 Previous Item Next Item

Need Stack Testing Fast? Arkansas Teams Ready to Mobilize As the largest stack testing company in the U.S., Alliance brings national scale with established Arkansas crews who understand your requirements and timelines. We support facilities facing last-minute changes and tight compliance deadlines without adding stress. Little Rock: 479-857-2146 Bryant: 501-847-7077 Previous Item Next Item