The environmental consulting industry in Alabama includes a diverse selection of companies providing crucial services that ensure regulatory compliance, conserve our natural ecosystems, and help businesses function more sustainably. Companies in this sphere offer a range of services including stack testing, emissions monitoring, geotechnical engineering, and environmental consulting. As the world becomes increasingly aware of environmental issues, these firms continue to innovate and expand their service scopes by integrating cutting-edge technologies with traditional methodologies. Looking ahead, the industry is poised for considerable growth, fueled by growing movements towards environmental responsibility and sustainability.


Top 25 environmental consulting companies in Alabama

1. Alliance Technical Group

Alliance Technical Group is a provider of source testing, emissions monitoring, and analytical services to customers throughout the United States. They offer a wide range of services including stack testing, LDAR, CEMS, and analytical services. The company is known for their fast turnaround time, providing proposals and test plans within two days, and draft reports within two weeks.


2. Alliance Source Testing, LLC

  • Website: stacktest.com
  • Headquarters: Decatur, Alabama, United States
  • Founded: 2000
  • Headcount: 501-1000
  • Latest funding type: Series Unknown
  • LinkedIn

Alliance Source Testing is a specialized air emissions testing company that offers accurate and consistent stack testing solutions. They provide compliance, engineering, and performance specification testing services, as well as LDAR services and sampling for PFAS. With their expertise in various testing methods and their accredited Particulate Matter (PM) laboratory, they deliver unmatched testing results throughout North America.


3. Building & Earth

Building & Earth is a professional engineering firm specializing in geotechnical engineering, construction materials testing, special inspections, and environmental consulting. They have a staff of over 200 people located in nineteen cities and are registered in 35 states. Building & Earth distinguishes itself in the marketplace by providing responsive service and tailored solutions to clients throughout the United States.


4. PPM Consultants, Inc.

  • Website: ppmco.com
  • Headquarters: Birmingham Office, Alabama, United States
  • Founded: 1994
  • Headcount: 51-200
  • LinkedIn

PPM Consultants is a leading environmental consulting firm in the United States, offering services to various industries including energy, retail, manufacturing, commercial, and government sectors. With a team of experienced environmental consultants, PPM stays up to date with the latest environmental laws and regulations to ensure compliance for businesses. Contact PPM Consultants to reduce your environmental liabilities.


5. Energy Technical Services

EnergyTechSvc is an energy technology services company offering a range of solutions for optimizing energy consumption and reducing carbon footprint.


6. Geo-Source, Inc.

Geo-Source, Inc. is an environmental and natural resources services company specializing in environmental assessments, site assessments, compliance services, and wetlands delineation. They offer due diligence services for the potential presence of threatened and endangered species. With expertise in wildlife biology and ecology, they serve clients in North and Central Americas.


7. Ladd Environmental Consultants

  • Website: laddenv.com
  • Headquarters: Fort Payne, Alabama, United States
  • Founded: 1973
  • Headcount: 11-50
  • LinkedIn

Ladd Environmental Consultants is an environmental consulting firm offering a range of services related to environmental management and cleanup.


8. The Longleaf Alliance

The Longleaf Alliance works throughout the Southeast U.S. to guide longleaf restoration, stewardship, and conservation using science-based outreach, partnership engagement, and on-the-ground assistance.


9. Verdant Innovations

Verdant Innovations is a company that creates 100% green chemicals for fibre modification, offering services from ideation to creation and specialized green chemical recipes. They help produce more products with exclusive and patent-pending degumming processes, boosting consumer benefits and meeting consumer safety requirements.


10. Poly, Inc.

  • Website: poly-inc.com
  • Headquarters: Dothan, Alabama, United States
  • Founded: 1959
  • Headcount: 51-200
  • LinkedIn

Poly-Inc.com is a company that provides a wide range of services in architecture, engineering, transportation, site development, parks and recreation, and environmental consulting. They specialize in the design and construction of water tanks, pipelines, and training courses for the military. With a strong focus on delivering total solutions, Poly-Inc.com is committed to meeting the needs of their customers with high-quality and cost-effective projects.


11. Northport Church Of Christ

BSR is a sustainable business network and consultancy focused on creating a world in which all people can thrive on a healthy planet.


12. Barry A. Vittor & Associates, Inc.

Barry A. Vittor & Associates, Inc. is an independent environmental research and consulting firm specializing in applied biological sciences.


13. International Fertilizer Development Center (IFDC)

  • Website: ifdc.org
  • Headquarters: Muscle Shoals, Alabama, United States
  • Founded: 1974
  • Headcount: 501-1000
  • LinkedIn

IFDC is an international organization that works to improve sustainability and create a food-secure, environmentally sustainable world. They bring together farmers, agribusinesses, civil society, knowledge institutes, and governments to find new, sustainable ways of creating impact with business.


14. Global Water Security Center

  • Website: ua-gwsc.org
  • Headquarters: Tuscaloosa, Alabama, United States
  • Founded: 2021
  • Headcount: 11-50
  • LinkedIn

The Global Water Security Center (GWSC) provides ground-breaking research, analysis, risk communications, and best practices to create reliable water and environmental security-related information. GWSC improves U.S. water security interests by communicating to key decision-makers in contextually appropriate ways.


15. Environmental Systems Corporation of Huntsville

Environmental Systems Corporation of Huntsville is a company that provides construction, commissioning, energy services, fabrication, service and maintenance, and design/build assistance for clients in various industries.


16. Metro Consulting Grid

Metro Consulting Grid (MCG) is a leading consultancy firm providing Innovative State-of-the-Art Consulting services in areas such as Health, Population & Demographics, Environment, Energy, Water & Sanitation, Management Training, Market Research, and IT services.


17. A. G. Gaston Construction Company, Inc.

  • Website: aggaston.com
  • Headquarters: Birmingham, Alabama, United States
  • Founded: 1984
  • Headcount: 11-50
  • LinkedIn

A.G. Gaston is a construction, engineering, and consulting company that specializes in making customer visions a reality. They offer services such as civil and site design, stormwater management, procurement, and construction. With over 30 years of experience, they pride themselves on their creative and technical thinking in meeting design and construction challenges.


18. Cowart Hospitality Services

Cowart Hospitality Services is a hotel management company with a focus on providing excellent service and continuous improvement in hotel properties and processes. They offer hotel properties across price ranges and operating formats.


19. Water Technology Magazine

Watertech online provides water treatment solutions and products for industrial, commercial and residential customers.


20. CDG, Inc.

  • Website: cdge.com
  • Headquarters: Andalusia, Alabama, United States
  • Founded: 1946
  • Headcount: 51-200
  • LinkedIn

CDG is a civil engineering consulting and environmental consulting firm that provides services in civil/site development, geomatics, geotechnical, natural gas, solid waste, transportation, UST services, wastewater, and water. We work with industry and business leaders to bring ideas and innovation into existence.


21. Southern Earth Sciences, Inc.

  • Website: soearth.com
  • Headquarters: Mobile, Alabama, United States
  • Founded: 1976
  • Headcount: 51-200
  • LinkedIn

Southern Earth Sciences, Inc. (SES) is a geotechnical consulting and materials testing company that provides innovative solutions to unusual foundation problems. With a multi-disciplined staff of registered engineers, environmental scientists, and professional geologists, SES offers a wide range of expertise in geotechnical engineering, construction materials testing, and environmental consulting. The company has gained the confidence of clients across the South and continues to grow and excel in the industry.


22. Innovate Alabama

Innovate Alabama is a state-led initiative focused on supporting and accelerating innovation and entrepreneurship in Alabama, offering programs, grants, and a favorable business environment for startups to grow and succeed.


23. Ctsm Architects, INC.

CTSM Architects is an architectural firm specializing in adaptive reuse, renovation, restoration, and master planning services for clients in the institutional, theater, and church sectors.


24. Mobile Bay National Estuary Program

MobileBayNEP is a company dedicated to the restoration and preservation of the Mobile Bay watershed and marine water resources. They work on projects to reduce sedimentation, improve water quality, and protect the area for future generations.


25. One Stop Environmental

Ambipar Response OSE is a full-service environmental cleanup company that offers services such as disinfecting, cleaning, and sanitizing spaces to mitigate the spread of COVID-19. They provide facility support services, waste transport, building maintenance, and environmental consulting.


Want to find more environmental consulting companies?


If you want to find more companies that offer essential services such as emissions monitoring, stack testing, and geotechnical engineering you can do so with Inven. This list was built with Inven and there are hundreds of companies like these globally.


With Inven you'll also get to know the company's:


  • Ownership: Which of these are private equity backed? Which are family-owned?
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...and a lot more!