Environmental consulting companies in Minnesota play a crucial role in addressing ecological challenges through specialized services. These firms focus on projects related to environmental assessments, remediation, sustainability planning, and regulatory compliance. With an increasing emphasis on green practices and the push for renewable energy solutions, the industry's future looks promising as global awareness of climate change grows. These companies are vital in guiding industries and governments toward sustainable operations, often integrating advanced technology to assess environmental impacts. As regulations become more stringent, the expertise offered by these firms will be in higher demand, shaping more environmentally responsible practices.

The companies in this list represent a mix of well-established firms and newer entrants in Minnesota's environmental consulting scene. They vary in size, with employee counts ranging from fewer than 10 to several thousand, showcasing both specialty consultants and larger organizations. Founded between the mid-20th century and the present, these companies are strategically located in urban hubs like Minneapolis and Saint Paul. Their specializations span areas such as engineering, environmental assessments, water management, and sustainable development practices, reflecting their adaptability in a changing market.

Continue reading to discover the top environmental consulting companies in Minnesota.

Top 20 Environmental Consulting Companies in Minnesota

1. Barr Engineering Co.

• Website: barr.com
• Ownership type: Private
• Headquarters: Minneapolis, Minnesota, United States (USA)
• Employee distribution: United States (USA) 94%, Canada 6%
• Founded year: 1966
• Headcount: 1001-5000
• LinkedIn: barr-engineering-co

Barr Engineering Co., founded in 1966 and based in Minneapolis, Minnesota, is a consulting firm that specializes in engineering and environmental services. With a workforce of over 1,000 employees, the company operates primarily in the United States and Canada. Barr Engineering provides tailored solutions to clients in various sectors, including fuels, manufacturing, mining, and public agencies. Their services cover a wide array of needs, from environmental investigation and remediation to sustainability and water management. The firm emphasizes a collaborative approach, leveraging the expertise of its employee-owners to develop lasting solutions that benefit clients and the environment. Barr has been involved in numerous projects that address pressing environmental challenges, showcasing their commitment to sustainable practices and community well-being.

2. Nova Group, GBC

• Website: novagroupgbc.com
• Ownership type: Private
• Headquarters: St. Louis Park, Minnesota, United States (USA)
• Employee distribution: United States (USA) 99%, Other 1%
• Founded year: 1987
• Headcount: 201-500
• LinkedIn: novagroupgbc

Nova Group, GBC, based in St. Louis Park, Minnesota, is a consulting firm that specializes in environmental and engineering services. Since its inception in 1987, the company has focused on providing innovative solutions tailored to the needs of businesses and organizations. Their services include real estate due diligence, environmental investigation and remediation, energy efficiency, and environmental compliance. Nova Group operates through a network of local offices and professionals across North America, Europe, and Asia, allowing them to respond effectively to client needs in various regions. The firm is also a Certified B Corporation, which reflects its commitment to using business as a force for good, emphasizing social responsibility alongside environmental stewardship. With a team of experienced professionals, Nova Group aims to deliver high-quality, cost-effective solutions that address the complexities of environmental management and compliance.

3. Landmark Environmental, LLC

• Website: landmarkenv.com
• Ownership type: Private
• Headquarters: Bloomington, Minnesota, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 2000
• Headcount: 11-50
• LinkedIn: landmark-environmental-llc

Landmark Environmental, LLC, based in Bloomington, Minnesota, is an environmental consulting firm that has been operational since 2000. The company specializes in brownfield redevelopment and compliance services, providing a comprehensive suite of offerings that include environmental assessments, remediation planning, and regulatory compliance support. Their expertise is particularly valuable for clients dealing with properties that have a history of commercial and industrial use, often referred to as brownfields. Landmark assists a range of clients, from government agencies to private developers and industries, in addressing environmental challenges and facilitating project development. The firm is recognized as a women-owned small business and holds various certifications that enhance its credibility in the market. Landmark's team comprises experienced professionals, including civil and environmental engineers, hydrogeologists, and environmental scientists, who work collaboratively to deliver tailored solutions for their clients' needs.

4. Antea Group USA

• Website: us.anteagroup.com
• Ownership type: Private
• Headquarters: Saint Paul, Minnesota, United States (USA)
• Employee distribution: United States (USA) 76%, Netherlands 8%, Belgium 6%, Other 10%
• Founded year: 2001
• Headcount: 1001-5000
• LinkedIn: anteagroup

Antea Group USA, founded in 2001 and based in Saint Paul, Minnesota, is a private engineering and consulting firm with a workforce of approximately 659 employees. The company specializes in a range of services that include transportation infrastructure, water management, environmental management, urban development, and energy. Antea Group serves both public entities and private organizations, helping them navigate complex challenges related to sustainability and resource optimization. Their projects often involve significant social and technical complexity, reflecting their expertise in engineering and consulting. The firm operates not only in the United States but also has a presence in several countries, including the Netherlands, Belgium, France, and Colombia, showcasing their international reach and capability. Antea Group is committed to maintaining high standards of quality and sustainability in their projects, which is further supported by their various certifications in quality and environmental management.

5. Merjent

• Website: merjent.com
• Ownership type: Private
• Headquarters: Minneapolis, Minnesota, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 2004
• Headcount: 51-200
• LinkedIn: merjent-inc.

Merjent, Inc. is an environmental consulting and engineering services firm based in Minneapolis, Minnesota, founded in 2004. With a workforce of 51-200 employees, the company provides comprehensive solutions tailored to energy projects and environmental management. Merjent serves a variety of clients, including businesses and government entities, helping them navigate regulatory compliance, permitting processes, and restoration services across multiple industries such as pipeline, power, and renewable fuels. The firm boasts a team of experts in air quality, water resources, and ecological restoration, among other areas. They have successfully managed numerous projects, including permitting for over 100,000 miles of pipeline and restoration of more than 25,000 acres of land. Their proactive approach to environmental challenges and commitment to client success underscores their role in the environmental consulting sector.

6. Northeast Technical Services, Inc.

• Website: netechnical.com
• Ownership type: Private
• Headquarters: Virginia, Minnesota, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 1985
• Headcount: 11-50
• LinkedIn: northeast-technical-services-inc.

Northeast Technical Services, Inc. (NTS) is an environmental consulting firm based in Virginia, Minnesota, with a history dating back to 1985. Initially focused on managing water and wastewater treatment plants, NTS has evolved into a full-service environmental services provider. The firm employs approximately 50 professionals, including engineers, geologists, and field scientists, who work collaboratively to address a variety of environmental challenges. NTS offers services in aquatic ecology, site assessment, water science, and environmental compliance, among others. Their expertise extends to working with both industrial clients and governmental entities, ensuring that they meet regulatory requirements while promoting sustainable practices. NTS is recognized for its commitment to quality and timely service, which has helped them build long-term relationships with clients across various sectors.

7. Emmons & Olivier Resources, Inc. (EOR)

• Website: eorinc.com
• Ownership type: Private
• Headquarters: Saint Paul, Minnesota, United States (USA)
• Employee distribution: United States (USA) 96%, Canada 4%
• Founded year: 1997
• Headcount: 51-200
• LinkedIn: emmons-and-olivier-resources

Emmons & Olivier Resources, Inc. (EOR) is an engineering and environmental consulting firm based in Saint Paul, Minnesota. Established in 1997, EOR specializes in water resources, ecological restoration, and landscape architecture. The firm provides a range of services including civil engineering, environmental reviews, and GIS & drone technology. EOR has a strong portfolio in environmental compliance, having completed numerous Environmental Assessment Worksheets (EAW) and Environmental Impact Statements (EIS). Their work spans various sectors, including energy and utilities, where they assist in the implementation of community solar gardens and wind farms. EOR is dedicated to enhancing community resilience and managing natural resources effectively, making them a significant contributor to sustainable project development. The firm actively engages with local communities and stakeholders, ensuring that their projects reflect the needs and values of those they serve.

8. Pinnacle Engineering, Inc.

• Website: pineng.com
• Ownership type: Private
• Headquarters: Minneapolis, Minnesota, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 1991
• Headcount: 51-200
• LinkedIn: pinnacle-engineering-inc---mn

Pinnacle Engineering, Inc. is an environmental consulting firm based in Minneapolis, Minnesota, established in 1991. With a workforce of approximately 53 employees, the company specializes in engineering and environmental services tailored to meet the needs of various sectors, including industrial, railroad, and energy. Pinnacle assists clients in navigating the complexities of environmental regulations, providing solutions for compliance and remediation. Their service offerings include environmental assessments, permitting, site investigations, and emergency response management. The firm operates across the Midwest, with additional offices in Rochester, Omaha, and Bismarck. Pinnacle's commitment to environmental stewardship is evident in their use of innovative techniques, such as bioremediation, to address contamination issues. Their approach emphasizes collaboration with clients to develop effective and sustainable solutions for environmental challenges.

9. Isg

• Website: isginc.com
• Ownership type: Corporate
• Headquarters: Mankato, Minnesota, United States (USA)
• Employee distribution: United States (USA) 95%, Other 5%
• Latest funding: January 2006
• Founded year: 1973
• Headcount: 501-1000
• LinkedIn: i%26s-group

ISG Inc., founded in 1973 and based in Mankato, Minnesota, is a corporate design and engineering firm that specializes in architecture, engineering, environmental, and planning services. With a workforce of over 1,000 employees, ISG serves a variety of clients, including government agencies, educational institutions, and private businesses. The firm is 100% employee-owned, which fosters a strong commitment to client service and project success. ISG's environmental services include planning and management that address critical issues such as water quality, wastewater treatment, and natural resource management. Their portfolio showcases projects that not only meet client needs but also contribute to sustainable development and environmental stewardship. Notably, ISG has been involved in renewable energy initiatives, further solidifying its role in promoting sustainable practices within the industry.

10. West Central Environmental Consultants, Inc.

• Website: wcec.com
• Ownership type: Private
• Headquarters: Maple Grove, Minnesota, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 1990
• Headcount: 51-200
• LinkedIn: west-central-environmental-consultants-inc-

West Central Environmental Consultants, Inc. (WCEC) is an environmental consulting firm based in Maple Grove, Minnesota, with a history dating back to 1990. The company specializes in a wide array of services, including consulting on hydrocarbons, regulatory compliance, emergency response, and industrial services. WCEC serves a variety of clients, from private businesses to public organizations, providing tailored solutions to meet their environmental needs. The firm operates through a model that combines consulting expertise with practical service delivery, ensuring that clients receive comprehensive support throughout their projects. WCEC has successfully completed over 2000 petroleum release site projects and has designed and operated numerous remediation systems across several states. Their commitment to quality and safety is evident in their operational practices and their focus on green remediation techniques. WCEC's involvement in industry initiatives, such as the Interstate Technology & Regulatory Council, further underscores their dedication to advancing environmental practices and technologies.

11. Braun Intertec Corporation

• Website: braunintertec.com
• Ownership type: Private
• Headquarters: Minneapolis, Minnesota, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 1957
• Headcount: 501-1000
• LinkedIn: braun-intertec-corporation

Braun Intertec Corporation, founded in 1957 and based in Minneapolis, Minnesota, is a consulting firm that specializes in engineering and environmental services. With a workforce of approximately 953 employees, the company provides a wide array of services, including geotechnical engineering, environmental consulting, and construction materials testing. Their environmental consulting division focuses on critical areas such as environmental site investigations, soil and groundwater assessments, and contaminated site remediation. They serve clients across various industries, including healthcare, mining, and transportation, ensuring compliance and project success. Braun Intertec is dedicated to delivering expert solutions that address environmental challenges, making them a significant player in the consulting industry.

12. Pace Labs

• Website: pacelabs.com
• Ownership type: Private Equity
• Headquarters: Minneapolis, Minnesota, United States (USA)
• Employee distribution: United States (USA) 97%, Egypt 3%
• Latest funding: January 2022
• Founded year: 1978
• Headcount: 1001-5000
• LinkedIn: pacelabs

Pace Labs, founded in 1978 and based in Minneapolis, Minnesota, operates as a private equity-owned company with a workforce of approximately 2,745 employees. The firm offers a wide range of analytical and environmental services, including testing and sampling for air, water, and soil. They cater to various industries such as agriculture, energy, healthcare, and manufacturing, providing essential services that help organizations meet regulatory compliance and safety standards. Pace Labs is also involved in life sciences, offering support for clinical trials and product development. Their commitment to sustainability is evident in their operational practices and the services they provide, which aim to protect the environment and enhance public health.

13. Seh

• Website: sehinc.com
• Ownership type: Private
• Headquarters: Saint Paul, Minnesota, United States (USA)
• Employee distribution: United States (USA) 99%
• Founded year: 1927
• Headcount: 501-1000
• LinkedIn: seh

Short Elliott Hendrickson Inc. (Seh) is an engineering and architectural firm based in Saint Paul, Minnesota, founded in 1927. With a workforce of over 1,000 employees, Seh provides a comprehensive suite of services that includes civil engineering, construction management, and notably, environmental consulting. The firm serves both government entities and private sector clients, tackling complex infrastructure challenges while promoting sustainable development. Their environmental services focus on restoring ecological balance, managing water resources, and ensuring compliance with environmental regulations. Seh's commitment to fostering positive change in the environment is reflected in their project portfolio, which includes initiatives aimed at reducing greenhouse gas emissions and enhancing water quality. Their employee-owned structure further emphasizes a collective responsibility towards delivering impactful and sustainable solutions.

14. Bolton & Menk, Inc.

• Website: bolton-menk.com
• Ownership type: Private
• Headquarters: Mankato, Minnesota, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 1949
• Headcount: 1001-5000
• LinkedIn: bolton-%26-menk

Bolton & Menk, Inc. is an engineering firm based in Mankato, Minnesota, established in 1949. With a workforce of approximately 921 employees, the company specializes in planning and engineering services aimed at enhancing community infrastructure. They cater to municipalities, educational institutions, and commercial entities, emphasizing sustainable development in their projects. Their service offerings include civil and municipal planning, water and wastewater engineering, and environmental planning and permitting, among others. The firm is dedicated to creating safe, sustainable, and aesthetically pleasing communities, reflecting their commitment to environmental responsibility. Over the years, Bolton & Menk has received recognition for its contributions to community development and environmental initiatives, further solidifying its role in the industry.

15. Wenck

• Website: wenck.com
• Ownership type: Corporate
• Headquarters: Maple Plain, Minnesota, United States (USA)
• Employee distribution: United States (USA) 100%
• Latest funding: December 2020
• Founded year: 1985
• Headcount: 201-500
• LinkedIn: wenck-associates-inc-

Wenck, a corporate entity based in Maple Plain, Minnesota, is part of Stantec, an engineering and environmental consulting firm. Founded in 1985, Wenck has built a reputation for providing a wide array of professional services across various sectors, including community development, energy, and water management. The firm serves both businesses and government entities, addressing complex challenges in infrastructure and sustainability. Their expertise extends to environmental services, where they focus on innovative solutions that promote ecological health and community resilience. Wenck's commitment to sustainability is evident in their involvement in projects that emphasize climate solutions and ecosystem restoration, making them a significant player in the environmental consulting industry.

16. Adams Engineering Inc

• Website: adams-engineering.com
• Ownership type: Private
• Headquarters: Stillwater, Minnesota, United States (USA)
• Founded year: 1970
• Headcount: 51-200
• LinkedIn: adams-engineering-inc

Adams Engineering Inc, based in Stillwater, Minnesota, has been a player in the engineering and environmental consulting sector since its founding in 1970. The firm offers a wide array of services, including site assessment, environmental remediation, and landscape architecture. They cater to a variety of clients, from government entities to private developers, helping them navigate the intricate web of regulatory requirements. Their expertise in environmental issues positions them as a valuable partner for projects that require careful consideration of environmental impacts and compliance. With a workforce of 51-200 employees, Adams Engineering Inc has maintained a steady presence in the industry, demonstrating their capability to handle complex environmental challenges.

17. Iea

• Website: ieasafety.com
• Ownership type: Private
• Headquarters: Brooklyn Park, Minnesota, United States (USA)
• Employee distribution: United States (USA) 84%, Mexico 13%, Papua New Guinea 3%
• Founded year: 1984
• Headcount: 51-200
• LinkedIn: iea

The Institute for Environmental Assessment, Inc. (IEA), founded in 1984, is a private consulting firm based in Brooklyn Park, Minnesota. With a workforce of around 60 professionals across six regional offices, IEA specializes in environmental health and safety consulting. Their service offerings include compliance consulting, hazardous material management, indoor air quality assessments, and engineering evaluations. IEA has built a reputation for assisting clients in navigating complex regulatory environments, particularly in sectors such as education, healthcare, and government. They have a history of providing tailored solutions to meet the specific needs of their clients, ensuring safety and compliance in various operational contexts. IEA's proactive approach to industry advancements and their extensive experience make them a significant player in the environmental consulting sector.

18. Rock Leaf Water Environmental

• Website: rockleafwaterenvironmental.com
• Ownership type: Private
• Headquarters: Minneapolis, Minnesota, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 2020
• Headcount: 11-50
• LinkedIn: rock-leaf-water-environmental

Rock Leaf Water Environmental, based in Minneapolis, Minnesota, is a private environmental services company founded in 2020. With a team of 17 employees, the firm specializes in remediation, water monitoring, and natural resource management. They cater to both private and public sectors, providing solutions for environmental contamination and resource restoration. The company operates across multiple states, emphasizing ecological health and adherence to environmental regulations. Their services include emergency response for hazardous material spills, geotechnical drilling, and comprehensive ecological assessments. Rock Leaf is also recognized as a Specialty Environmental Emergency Response Contractor by the Minnesota Pollution Control Agency (MPCA), showcasing their readiness to tackle urgent environmental challenges. Their focus on local employment and community engagement further underscores their commitment to environmental stewardship.

19. Carlson McCain, Inc.

• Website: carlsonmccain.com
• Ownership type: Private
• Headquarters: Blaine, Minnesota, United States (USA)
• Founded year: 1997
• Headcount: 51-200
• LinkedIn: carlson-mccain-inc-

Carlson McCain, Inc., founded in 1997 and based in Blaine, Minnesota, is a private consulting firm that specializes in environmental, engineering, and surveying services. With a team of approximately 42 employees, the company focuses on providing comprehensive solutions for businesses and organizations involved in construction and land development. Their expertise includes environmental site assessments, brownfield redevelopment, and remediation, which are essential for clients facing complex environmental challenges. Carlson McCain also offers services in civil engineering, land development, and solid waste management, ensuring that they can address a wide range of client needs. Their commitment to regulatory compliance and project management positions them as a valuable resource for clients navigating the intricacies of environmental regulations.

20. Bonestroo

• Website: bonestroo.com
• Ownership type: Corporate
• Headquarters: Saint Paul, Minnesota, United States (USA)
• Employee distribution: United States (USA) 100%
• Latest funding: July 2011
• Founded year: 1956
• Headcount: 201-500
• LinkedIn: bonestroo

Bonestroo, a corporate entity based in Saint Paul, Minnesota, is part of Stantec, a consulting firm established in 1956. The company specializes in community development, engineering, and environmental services. Bonestroo's expertise spans various sectors, including transportation, water resources, and urban planning. They focus on sustainable practices and innovative design, addressing complex challenges faced by businesses and government entities. Their projects often involve ecosystem restoration, climate solutions, and smart city initiatives, showcasing their commitment to environmental stewardship. With a workforce of around 64 employees, Bonestroo operates entirely within the United States, emphasizing their local engagement and impact.

Environmental Consulting Insights: Key Companies in Minnesota

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