The environmental consulting industry in Maryland consists of a diverse range of companies offering specialized services to various sectors. These service providers are often engaged in complex tasks from ensuring environmental compliance and minimizing risks for industrial or commercial projects, to providing innovative solutions for sustainable development. Their services generally encompass areas such as stormwater management, environmental, and geotechnical consulting, along with regulatory compliance. The industry is evolving with the rising demand for eco-friendly initiatives, positioning these firms to significantly contribute towards environmental sustainability in this state and beyond.


Top 20 environmental consulting companies in Maryland

1. Apex Companies, LLC

  • Website: apexcos.com
  • Headquarters: Rockville, Maryland, United States
  • Founded: 1988
  • Headcount: 501-1000
  • Latest funding type: Acquired
  • LinkedIn

Apex Companies is a real estate and financial services firm that specializes in stormwater management, health and safety, and environmental compliance. With years of experience, Apex offers expert consulting, planning, design, remediation, and regulatory compliance services. They serve a wide range of industries, including healthcare, manufacturing, transportation, and more.


2. Geo-Technology Associates, Inc. (GTA)

  • Website: gtaeng.com
  • Headquarters: Abingdon, Maryland, United States
  • Founded: 1985
  • Headcount: 501-1000
  • LinkedIn

Geo-Technology Associates, Inc. (GTA) is a geotechnical and environmental consulting company specializing in construction, drilling, environmental consulting, and environmental remediation services. With expertise in natural resources, groundwater and wastewater, and oil and gas field support, GTA serves various markets including commercial, energy, government and institutional, healthcare, and industrial sectors.


3. EA Engineering, Science, and Technology, Inc., PBC

  • Website: eaest.com
  • Headquarters: Hunt Valley, Maryland, United States
  • Founded: 1973
  • Headcount: 201-500
  • LinkedIn

EA is an environmental and engineering firm that offers sustainable solutions. They provide integrated solutions to solve environmental and infrastructure problems while meeting regulatory and business objectives.


4. Biohabitats

Biohabitats is a company focused on constructing resilience and restoring biodiversity through ecological restoration. They offer innovative water infrastructure solutions and collaborate with various organizations to support environmental education and local ecology. Their award-winning work aims to respect Earth's ecological limit and inspire ecological stewardship.


5. I. M. Systems Group Inc. (IMSG)

  • Website: imsg.com
  • Headquarters: Rockville, Maryland, United States
  • Founded: 1987
  • Headcount: 201-500
  • LinkedIn

IMSG is a company that specializes in marine habitat conservation, weather forecasting, climate modeling, and satellite remote sensing. They provide solutions for the civil aviation industry to manage air traffic flow and offer services in geospatial analysis, socio-economic programs, and administrative support. With a team of top experts, they focus on environmental research, habitat restoration, and the development of satellite remote sensing algorithms.


6. Straughan Environmental, Inc.

Straughan Environmental, Inc. is an environmental consulting and construction management company that offers a range of services in the fields of management & consulting, environmental design & engineering, ecosystem restoration, water resources, and sustainable infrastructure. They specialize in providing innovative solutions for projects related to county & local government, federal government, transportation, and energy.


7. Green World Renewable Energy LLC

Green World Renewable Energy is a leading firm in the field of sustainable and green technologies. They provide services that create a green and clean environment, including solar permit design, solar site survey, and stamping service. Their solutions help reduce operation and maintenance costs for communities and businesses, and they strive to encourage sustainable growth and a green economy.


8. D+R International

  • Website: drintl.com
  • Headquarters: Silver Spring, Maryland, United States
  • Founded: 1985
  • Headcount: 11-50
  • LinkedIn

D+R International is an environmental consulting firm that offers practical solutions to help businesses and organizations reach their energy goals. They provide a complete ecosystem of services, including energy efficiency and demand response courses, live instructor-led training, and online and on-demand courses. Their expertise in building energy and electrification ensures maximum learner engagement and knowledge transfer.


9. Environmental Research Group, LLC (ERG)

  • Website: envrg.com
  • Headquarters: Baltimore, Maryland, United States
  • Founded: 2000
  • Headcount: 51-200
  • LinkedIn

Environmental Research Group (ERG) is a small business that specializes in environmental work and exceeding expectations. They are passionate about the world they serve and foster an atmosphere where they can be their best selves. With expertise in environmental skills and the application of GIS, ERG offers services to enhance missions and enrich lives.


10. Boggs Environmental Consultants, Inc.

Boggs Environmental Consulting (BEC) is a consulting firm providing environmental services to both public and private sectors. With a focus on scientific rigor, BEC offers expertise in water quality, land development, hazardous materials inspections, compliance audits, and environmental site assessments. The company is committed to delivering high-quality service and promoting a sustainable and environmentally friendly future.


11. EcoLogix Group, Inc.

EcoLogix Group is an environmental strategy firm that helps clients achieve challenging organizational and project goals. They offer services in strategic communications, capacity building, and developing partnerships. With a thorough understanding of technical issues, EcoLogix Group complements project delivery teams to develop winning strategies for improving programs, facilities, and operations.


12. Kynoch Environmental Management, Inc.

  • Website: kynoch.com
  • Headquarters: Chevy Chase, Maryland, United States
  • Founded: 2000
  • Headcount: 11-50
  • LinkedIn

Kynoch Environmental Management is a proactive solutions provider offering innovative services in asbestos, indoor air quality, lead, mold, silica, environmental site assessment, and environmental management systems. They cater to the needs of multi-family property managers, commercial construction companies, architecture firms, and managers of public/government buildings.


13. Environmental Management Services, Inc.

Enviroexperts.net is a company specializing in hazardous waste management and disposal. They offer premium services, including waste disposal, decontamination, industrial cleanup, and analytical services. With a strong focus on sustainability, they provide solutions tailored to the specific needs of their clients. Enviroexperts.net is committed to helping their customers keep their facilities and personnel safe, especially during infectious outbreaks like COVID-19.


14. Davis, Bowen & Friedel, Inc.

  • Website: dbfinc.com
  • Headquarters: Salisbury, Maryland, United States
  • Founded: 1983
  • Headcount: 51-200
  • LinkedIn

Davis, Bowen & Friedel, Inc. is a multidisciplinary firm that offers sustainable design services, architecture, engineering, and planning solutions. They listen to their clients' needs and provide innovative design solutions using their industry knowledge and experience. Their projects aim to bring value to all users and drive positive change in the built environment.


15. Dart Design Inc

Dart Design is a retail design and experiential design agency offering strategic and creative solutions for ATL, BTL marketing, branding and retail designs, focusing on creating high-order human-centric experiences that invoke action. They emphasize sustainable environment design and offer multidisciplinary creative services from conception to completion.


16. Alliance for the Chesapeake Bay

The Alliance for the Chesapeake Bay is an organization dedicated to improving lands and waters in the Chesapeake Bay watershed. They work with communities, companies, and conservationists to achieve clean streams and resilient landscapes. Their initiatives include reforestation, forest management, stormwater management, green infrastructure, workforce development, and community engagement.


17. Blackwater Environmental Group, LLC

Blackwater Environmental Group, LLC is a company based in Timonium, MD 21093 that offers various services related to environmental solutions.


18. Interstate Commission on the Potomac River Basin

Potomac River Basin is a company focused on water resources management. They aim to provide sustainable solutions for the use of interstate water resources. Their comprehensive water resources plan serves as a roadmap for the responsible management of this resource. The company collaborates with state, federal, and local agencies to work towards a national model for water resources management.


19. Center for Watershed Protection

  • Website: cwp.org
  • Headquarters: Fulton, Maryland, United States
  • Founded: 1992
  • Headcount: 11-50
  • LinkedIn

The Center for Watershed Protection (CWP) is a professional organization that focuses on advancing the state-of-the-art in watershed and stormwater management. They offer training, consulting, research, and workshops in this field.


20. The National Socio-Environmental Synthesis Center (SESYNC)

  • Website: sesync.org
  • Headquarters: Annapolis, Maryland, United States
  • Founded: 2011
  • Headcount: 11-50
  • LinkedIn

The National Socio-Environmental Synthesis Center (SESYNC) combines the natural sciences and social systems to address issues at the human-environment interface. Over the past 10 years, SESYNC has contributed to research and learning in understanding the interconnectedness and sustainability of social and environmental systems.


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