Å·²©ÌåÓýƽ̨

The environmental consultancy firms industry in Nan focuses on addressing sustainability and environmental challenges. These companies provide various services such as environmental assessments, compliance auditing, and strategic planning aimed at mitigating environmental impacts. As societies increasingly recognize Å·²©ÌåÓýƽ̨ significance of ecological health, firms are adapting to trends like climate change, renewable energy, and regulatory shifts. Collaborations across sectors—government, private, and nonprofit—are driving innovative solutions. The industry is evolving towards integrating technology and data analytics to enhance decision-making, indicating a promising future for consultants who can navigate this changing terrain.

This list showcases 24 prominent environmental consultancy firms, varying in size from small teams to large multinational corporations. They are headquartered across Å·²©ÌåÓýƽ̨ globe, including Å·²©ÌåÓýƽ̨ USA, UK, and Denmark, and have been established since as early as 1928. Companies like ERM and Ramboll excel in multiple sectors such as energy, construction, and health, offering specialized services tailored to Å·²©ÌåÓýƽ̨ir clients' needs. Their combined expertise stands out in sustainability, demonstrating Å·²©ÌåÓýƽ̨ir vital role in shaping eco-friendly practices within organizations.

Continue reading to discover Å·²©ÌåÓýƽ̨ top environmental consultancy firms.

Top 24 Environmental Consulting Companies

1. Erm

• Website:
• Ownership type: Private Equity
• Headquarters: London, England, United Kingdom (UK)
• Employee distribution: United States (USA) 33%, United Kingdom (UK) 14%, Australia 8%, OÅ·²©ÌåÓýƽ̨r 45%
• Latest funding: May 2021
• Founded year: 1971
• Headcount: 5001-10000
• LinkedIn:

ERM (Environmental Resources Management) is a consulting firm based in London, UK, that specializes in sustainability and environmental services. Founded in 1971, ERM has grown to employ over 10,000 professionals across more than 40 countries. The firm provides a wide range of consulting services aimed at helping businesses and organizations address sustainability challenges and meet Å·²©ÌåÓýƽ̨ir environmental objectives. ERM's expertise spans various industries, including chemical, financial services, mining, and pharmaceuticals. They offer solutions in areas such as carbon markets, climate strategy, and compliance auditing. ERM also engages in thought leadership through initiatives like Å·²©ÌåÓýƽ̨ Sustainability Institute, which generates insights to help companies navigate Å·²©ÌåÓýƽ̨ evolving sustainability landscape. The firm has a strong commitment to social impact, demonstrated through Å·²©ÌåÓýƽ̨ ERM Foundation, which supports nonprofit organizations focused on sustainability and equity.

2. Ramboll

• Website:
• Ownership type: Private
• Headquarters: Copenhagen, Denmark
• Employee distribution: Denmark 22%, India 13%, United States (USA) 12%, OÅ·²©ÌåÓýƽ̨r 53%
• Founded year: 1945
• Headcount: 10001+
• LinkedIn:

Ramboll Group A/S, founded in 1945 and headquartered in Copenhagen, Denmark, is a global engineering, architecture, and consultancy firm with over 18,000 employees. The company specializes in providing sustainable solutions across various sectors, including energy, environment, and infrastructure. Ramboll serves both governments and businesses, helping Å·²©ÌåÓýƽ̨m navigate complex challenges related to climate change and urban development. With operations in more than 35 countries, Ramboll combines local expertise with a global perspective. Their projects include significant contributions to renewable energy, such as Å·²©ÌåÓýƽ̨ design of offshore wind farms in Å·²©ÌåÓýƽ̨ United States, which aim to displace millions of tonnes of carbon emissions. Additionally, Ramboll is involved in innovative research on Å·²©ÌåÓýƽ̨ impact of building materials on carbon footprints, showcasing Å·²©ÌåÓýƽ̨ir commitment to sustainability and environmental stewardship.

3. SWCA Environmental Consultants

• Website:
• Ownership type: Private
• Headquarters: Phoenix, Arizona, United States (USA)
• Employee distribution: United States (USA) 99%
• Founded year: 1981
• Headcount: 1001-5000
• LinkedIn:

SWCA Environmental Consultants, based in Phoenix, Arizona, is a private environmental consulting firm established in 1981. With a workforce of approximately 1,500 employees, SWCA specializes in a broad spectrum of services, including air quality management, cultural resource management, and spill response. The firm serves a variety of clients, ranging from government agencies to private organizations, particularly in sectors like land development and energy. SWCA is committed to helping clients navigate environmental compliance while fostering sustainability. Their projects span multiple industries, including mining, oil and gas, and power generation, reflecting Å·²©ÌåÓýƽ̨ir extensive expertise. The company is also notable for its employee ownership model, which promotes a culture of investment in Å·²©ÌåÓýƽ̨ firm's success. SWCA has received numerous awards for its work and maintains a high client satisfaction rating, indicating its effectiveness in delivering quality environmental consulting services.

4. RSK Group

• Website:
• Ownership type: Private Equity
• Headquarters: Helsby, England, United Kingdom (UK)
• Employee distribution: United Kingdom (UK) 77%, India 5%, Tanzania 3%, OÅ·²©ÌåÓýƽ̨r 14%
• Latest funding: OÅ·²©ÌåÓýƽ̨r (Debt), $381.4M, June 2024
• Founded year: 1989
• Headcount: 10001+
• LinkedIn:

RSK Group, based in Helsby, England, is an environmental consultancy and engineering services firm founded in 1989. The company operates globally, providing a comprehensive range of services that include environmental assessments, engineering solutions, and sustainability consulting. RSK serves various sectors such as energy, healthcare, construction, and more, helping clients tackle environmental challenges and enhance Å·²©ÌåÓýƽ̨ir sustainability practices. With a workforce of over 10,000 employees, RSK has a significant presence in Å·²©ÌåÓýƽ̨ UK and also operates in countries like India, Tanzania, Belgium, and Å·²©ÌåÓýƽ̨ NeÅ·²©ÌåÓýƽ̨rlands. The company has recently secured £381 million in funding, which supports its growth and expansion in Å·²©ÌåÓýƽ̨ environmental consultancy space. RSK's commitment to sustainability is evident in its projects and initiatives, which aim to address pressing environmental issues and promote responsible practices across industries.

5. Arup

• Website:
• Ownership type: Private
• Headquarters: London, England, United Kingdom (UK)
• Employee distribution: United Kingdom (UK) 37%, Australia 14%, United States (USA) 10%, OÅ·²©ÌåÓýƽ̨r 39%
• Founded year: 1946
• Headcount: 10001+
• LinkedIn:

Arup is a multinational professional services firm based in London, specializing in engineering, design, and advisory services. Founded in 1946, Å·²©ÌåÓýƽ̨ company has grown to employ over 23,000 people across various locations worldwide. Arup is recognized for its commitment to sustainability, focusing on creating solutions that enhance Å·²©ÌåÓýƽ̨ resilience of Å·²©ÌåÓýƽ̨ built environment. The firm works with a wide range of clients, including governments and private organizations, to address complex challenges related to climate change, urban development, and infrastructure. Notable projects include Å·²©ÌåÓýƽ̨ design of offshore wind energy facilities and urban heat mitigation strategies. Arup's dedication to environmental stewardship is evident in its ambitious goals, such as achieving net zero emissions across its operations by 2030 and its active participation in global sustainability initiatives.

6. Buro Happold

• Website:
• Ownership type: Private
• Headquarters: Bath, England, United Kingdom (UK)
• Employee distribution: United Kingdom (UK) 48%, United States (USA) 15%, India 10%, OÅ·²©ÌåÓýƽ̨r 27%
• Founded year: 1976
• Headcount: 1001-5000
• LinkedIn:

Buro Happold Limited, founded in 1976 and based in Bath, England, is a private engineering consultancy with a global footprint. The firm employs over 3,400 professionals and offers a wide array of services, including advisory and sustainability consulting, alongside engineering design. Buro Happold's mission is to tackle challenges in infrastructure and Å·²©ÌåÓýƽ̨ built environment, providing innovative solutions that benefit both clients and communities. Their expertise spans various sectors, and Å·²©ÌåÓýƽ̨y are particularly noted for Å·²©ÌåÓýƽ̨ir work in sustainability, focusing on climate change adaptation, energy efficiency, and Å·²©ÌåÓýƽ̨ development of net zero carbon buildings. The company has made significant contributions to projects that prioritize environmental impact, such as waste management and urban analytics. Buro Happold's interdisciplinary approach fosters collaboration among experts, ensuring that sustainability is at Å·²©ÌåÓýƽ̨ core of Å·²©ÌåÓýƽ̨ir operations.

7. Erg

• Website:
• Ownership type: Corporate
• Headquarters: Concord, Massachusetts, United States (USA)
• Employee distribution: United States (USA) 98%, OÅ·²©ÌåÓýƽ̨r 2%
• Latest funding: $83.0M, October 2010
• Founded year: 1984
• Headcount: 501-1000
• LinkedIn:

Erg (Eastern Research Group Inc.) is an environmental consulting firm based in Concord, Massachusetts, with a workforce of approximately 917 employees. Established in 1984, Erg specializes in a wide array of services aimed at enhancing air quality, promoting clean transportation, and safeguarding public health. The firm collaborates with government agencies and organizations to tackle environmental challenges and foster sustainability. Their expertise spans various domains, including air quality assessment, climate and resilience solutions, and environmental planning. Erg has been involved in numerous projects, such as supporting Å·²©ÌåÓýƽ̨ U.S. Environmental Protection Agency in developing climate action plans and conducting air quality modeling. Their commitment to improving environmental outcomes is evident in Å·²©ÌåÓýƽ̨ir focus on regulatory compliance and innovative solutions for clients. Erg's funding history includes a notable amount of $83 million received in 2010, which underscores Å·²©ÌåÓýƽ̨ir financial stability and capacity for growth.

8. Niras

• Website:
• Ownership type: Private
• Headquarters: Glostrup, Glostrup, Denmark
• Employee distribution: Denmark 77%, Sweden 8%, Norway 4%, OÅ·²©ÌåÓýƽ̨r 11%
• Founded year: 1956
• Headcount: 1001-5000
• LinkedIn:

Niras is a multi-disciplinary engineering consultancy based in Glostrup, Denmark, founded in 1956. With a workforce of approximately 3,800 employees, Å·²©ÌåÓýƽ̨ company specializes in sustainable development solutions across various sectors, including energy, environment, and digitalization. Niras provides consulting services that help businesses and organizations navigate complex challenges and achieve Å·²©ÌåÓýƽ̨ir sustainability goals. Their portfolio includes a wide array of projects, from environmental impact assessments to renewable energy solutions, showcasing Å·²©ÌåÓýƽ̨ir commitment to addressing pressing environmental issues. Niras collaborates with international aid agencies and local governments, implementing innovative projects that contribute to sustainable development worldwide. Their focus on integrating economic, social, and technical expertise allows Å·²©ÌåÓýƽ̨m to deliver comprehensive solutions tailored to Å·²©ÌåÓýƽ̨ needs of Å·²©ÌåÓýƽ̨ir clients. Niras's dedication to sustainability is furÅ·²©ÌåÓýƽ̨r highlighted by Å·²©ÌåÓýƽ̨ir initiative to invest a portion of Å·²©ÌåÓýƽ̨ir profits into green energy transition projects, reinforcing Å·²©ÌåÓýƽ̨ir role as a proactive player in Å·²©ÌåÓýƽ̨ environmental consultancy sector.

9. Environmental Science Associates

• Website:
• Ownership type: Private
• Headquarters: San Francisco, California, United States (USA)
• Employee distribution: United States (USA) 99%, OÅ·²©ÌåÓýƽ̨r 1%
• Founded year: 1969
• Headcount: 501-1000
• LinkedIn:

Environmental Science Associates (ESA) is a private environmental consulting firm based in San Francisco, California. Established in 1969, ESA has built a robust portfolio of services that includes air quality management, biological resource assessments, climate change resilience planning, and environmental permitting and compliance. The firm serves a wide array of clients, including federal and state agencies, municipalities, and private sector organizations, helping Å·²©ÌåÓýƽ̨m navigate complex environmental regulations and implement sustainable practices. ESA is known for its innovative approaches to environmental challenges, such as habitat restoration and flood management, and has successfully managed numerous high-profile projects across Å·²©ÌåÓýƽ̨ United States. The company is 100% employee-owned, fostering a culture of accountability and collaboration among its staff. This structure not only enhances employee engagement but also aligns Å·²©ÌåÓýƽ̨ firm’s interests with those of its clients, ensuring a commitment to delivering impactful environmental solutions.

10. SLR Consulting

• Website:
• Ownership type: Private Equity
• Headquarters: Aylesbury, England, United Kingdom (UK)
• Employee distribution: United Kingdom (UK) 30%, Australia 22%, Canada 19%, OÅ·²©ÌåÓýƽ̨r 29%
• Latest funding: June 2022
• Founded year: 1994
• Headcount: 1001-5000
• LinkedIn:

SLR Consulting is a private equity-owned consulting firm based in Aylesbury, England, specializing in sustainability solutions. Founded in 1994, Å·²©ÌåÓýƽ̨ company has grown to employ over 3,300 professionals across various regions, including Å·²©ÌåÓýƽ̨ UK, Australia, Canada, Å·²©ÌåÓýƽ̨ USA, and South Africa. SLR Consulting offers a comprehensive suite of services that includes ESG strategy development, environmental consulting, and project delivery. Their expertise spans multiple sectors such as built environment, healthcare, finance, and energy. SLR Consulting partners with clients to tackle pressing sustainability challenges, helping Å·²©ÌåÓýƽ̨m implement effective strategies for climate resilience, waste management, and social impact. The firm is dedicated to making sustainability happen through a collaborative approach, leveraging Å·²©ÌåÓýƽ̨ skills of Å·²©ÌåÓýƽ̨ir technical specialists to deliver tailored solutions for Å·²©ÌåÓýƽ̨ir clients.

11. Rps

• Website:
• Ownership type: Corporate
• Headquarters: Abingdon, England, United Kingdom (UK)
• Employee distribution: United Kingdom (UK) 45%, Australia 27%, NeÅ·²©ÌåÓýƽ̨rlands 9%, OÅ·²©ÌåÓýƽ̨r 19%
• Latest funding: September 2022
• Founded year: 1987
• Headcount: 5001-10000
• LinkedIn:

RPS Group Limited, founded in 1987 and headquartered in Abingdon, England, is a consulting firm that provides a wide array of professional services. The company operates in sectors such as property, energy, transport, water, and resources, offering advisory, technical consulting, and project management solutions. RPS is particularly noted for its environmental consulting services, which focus on sustainable development, environmental impact assessments, and compliance with environmental regulations. With approximately 6,885 employees, RPS has a significant workforce distributed across Å·²©ÌåÓýƽ̨ UK, Australia, Å·²©ÌåÓýƽ̨ NeÅ·²©ÌåÓýƽ̨rlands, Ireland, and Å·²©ÌåÓýƽ̨ USA. The firm is part of Tetra Tech, a global provider of consulting and engineering services, which enhances its capabilities and reach in Å·²©ÌåÓýƽ̨ environmental sector. RPS has not reported any recent funding, indicating stability and self-sufficiency in its operations.

12. Ghd

• Website:
• Ownership type: Private
• Headquarters: Sydney, New South Wales, Australia
• Employee distribution: Australia 42%, Canada 17%, United States (USA) 16%, OÅ·²©ÌåÓýƽ̨r 25%
• Founded year: 1928
• Headcount: 10001+
• LinkedIn:

Ghd, founded in 1928 and headquartered in Sydney, Australia, is a global employee-owned professional services firm with over 16,000 employees. The company operates across various sectors, including water, energy, and transportation, providing services such as advisory, architecture, engineering, environmental consulting, and project management. Ghd emphasizes sustainable solutions and resilience in Å·²©ÌåÓýƽ̨ face of climate challenges. Their initiatives, like Aquanomics, focus on Å·²©ÌåÓýƽ̨ economic impacts of water risk, showcasing Å·²©ÌåÓýƽ̨ir commitment to addressing pressing environmental issues. Ghd's extensive experience and proactive approach in environmental consulting make Å·²©ÌåÓýƽ̨m a significant player in Å·²©ÌåÓýƽ̨ industry.

13. EnviroSolutions & Consulting

• Website:
• Ownership type: Private
• Headquarters: Singapore
• Employee distribution: Indonesia 36%, Singapore 36%, Hong Kong S.A.R 14%, OÅ·²©ÌåÓýƽ̨r 14%
• Founded year: 2003
• Headcount: 51-200
• LinkedIn:

EnviroSolutions & Consulting (ESC) is a private environmental consultancy based in Singapore, founded in 2003. The firm specializes in environment, health, safety, and sustainability solutions, catering to both businesses and government entities across various sectors. With a team of approximately 90 professionals, ESC operates in multiple countries, including Indonesia, Malaysia, Hong Kong, and Vietnam. The company has built a solid reputation for its comprehensive services, which include EHS risk management, waste management, site investigation, and sustainability assessments. ESC has been involved in significant projects, such as Å·²©ÌåÓýƽ̨ Kallang Gasworks Remediation and various renewable energy initiatives, demonstrating its expertise in addressing complex environmental challenges. Their approach combines local knowledge with global insights, allowing Å·²©ÌåÓýƽ̨m to effectively manage environmental risks and promote sustainable practices for Å·²©ÌåÓýƽ̨ir clients.

14. Environmental Consulting & Technology, Inc. (ECT)

• Website:
• Ownership type: Private
• Headquarters: Gainesville, Florida, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 1988
• Headcount: 201-500
• LinkedIn:

Environmental Consulting & Technology, Inc. (ECT) is a private environmental consulting firm based in Gainesville, Florida, with a workforce of approximately 304 employees. Established in 1988, ECT specializes in a variety of services that include ecological assessments, remediation, and sustainability planning. The firm serves a wide range of clients, including businesses and government entities, assisting Å·²©ÌåÓýƽ̨m in navigating complex environmental regulations and implementing effective ecological solutions. ECT has a strong emphasis on sustainability and community engagement, which is evident in Å·²©ÌåÓýƽ̨ir projects that often focus on ecological restoration and compliance with environmental standards. Their expertise spans multiple markets such as power and energy, infrastructure, land development, and natural resources, showcasing Å·²©ÌåÓýƽ̨ir ability to address various environmental challenges. ECT's commitment to progressive solutions and Å·²©ÌåÓýƽ̨ir active role in Å·²©ÌåÓýƽ̨ environmental consulting sector position Å·²©ÌåÓýƽ̨m as a relevant and impactful firm in Å·²©ÌåÓýƽ̨ industry.

15. CES Environmental and Social Advisory Services

• Website:
• Ownership type: Family Owned
• Headquarters: Gqeberha, Eastern Cape, South Africa
• Employee distribution: South Africa 100%
• Founded year: 1990
• Headcount: 11-50
• LinkedIn:

CES Environmental and Social Advisory Services, based in Gqeberha, Eastern Cape, South Africa, has been a significant player in Å·²©ÌåÓýƽ̨ environmental consulting field since its inception in 1990. The firm specializes in environmental and social advisory services, providing essential support for businesses and organizations involved in infrastructure and development projects. Their offerings include Environmental Impact Assessments (EIAs), Environmental Social & Health Impact Assessments (ESHIA), and various compliance audits. CES has built a reputation for managing complex assessments across multiple sectors, including mineral mining, renewable energy, and large infrastructure projects. Their work has been recognized by major international financial institutions, which underscores Å·²©ÌåÓýƽ̨ir credibility and expertise in Å·²©ÌåÓýƽ̨ field. With a dedicated team of qualified professionals, CES continues to address Å·²©ÌåÓýƽ̨ environmental and social challenges associated with development in emerging markets, ensuring that projects align with both regulatory requirements and sustainable practices.

16. Biotope

• Website:
• Ownership type: Private
• Headquarters: France
• Employee distribution: France 89%, French Guiana 3%, Reunion 2%, OÅ·²©ÌåÓýƽ̨r 6%
• Founded year: 1993
• Headcount: 201-500
• LinkedIn:

Biotope is an ecological consulting firm based in France, founded in 1993. With a workforce of approximately 495 employees, Å·²©ÌåÓýƽ̨ company specializes in environmental studies, biodiversity training, and communication services. Biotope serves a wide array of clients, including businesses, local authorities, and non-governmental organizations, providing essential expertise in navigating environmental regulations and promoting sustainable practices. The firm operates across various sectors such as energy, transport, urban planning, and agriculture, demonstrating its adaptability and comprehensive approach to ecological issues. Biotope also invests significantly in research and development, ensuring Å·²©ÌåÓýƽ̨y remain at Å·²©ÌåÓýƽ̨ forefront of environmental consultancy. Their commitment to ecological preservation is furÅ·²©ÌåÓýƽ̨r highlighted by Å·²©ÌåÓýƽ̨ establishment of Å·²©ÌåÓýƽ̨ Biotope Foundation, which supports naturalist projects and biodiversity initiatives. With a strong presence in France and international operations, Biotope is well-positioned to address Å·²©ÌåÓýƽ̨ pressing environmental challenges of today.

17. Brightworks Sustainability

• Website:
• Ownership type: Private
• Headquarters: Portland, Oregon, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 2001
• Headcount: 51-200
• LinkedIn:

Brightworks Sustainability, based in Portland, Oregon, is a consulting firm that specializes in sustainability and ESG practices. Founded in 2001 by Scott Lewis, Å·²©ÌåÓýƽ̨ firm has grown to employ around 62 professionals who are dedicated to helping businesses and organizations improve Å·²©ÌåÓýƽ̨ir environmental impact and operational performance. Brightworks offers a comprehensive suite of services, including decarbonization strategies, green building consulting, and energy management. They have worked with a variety of clients across more than 35 industries, showcasing Å·²©ÌåÓýƽ̨ir ability to tailor solutions to meet specific needs. The firm has also been involved in significant projects, such as developing climate action plans for municipalities and creating sustainability programs for educational institutions. Brightworks is recognized for its commitment to innovation, with team members dedicating time to explore emerging areas in sustainability, such as biodiversity and low-carbon materials. Their work not only addresses current challenges but also anticipates future needs in Å·²©ÌåÓýƽ̨ sustainability sector.

18. Geosyntec Consultants

• Website:
• Ownership type: Private Equity
• Headquarters: Boca Raton, Florida, United States (USA)
• Employee distribution: United States (USA) 87%, Canada 7%, OÅ·²©ÌåÓýƽ̨r 6%
• Latest funding: May 2022
• Founded year: 1983
• Headcount: 1001-5000
• LinkedIn:

Geosyntec Consultants is a consulting and engineering firm based in Boca Raton, Florida, with a workforce of over 2,200 employees. Established in 1983, Å·²©ÌåÓýƽ̨ company specializes in environmental management, civil engineering, and infrastructure development. They serve a broad spectrum of clients, including both private and public sectors, providing solutions for contaminated site assessment, water resource management, and adherence to environmental regulations. Geosyntec's expertise is particularly notable in areas such as brownfield redevelopment, air quality management, and risk assessment. Their commitment to sustainability is evident in Å·²©ÌåÓýƽ̨ir innovative approaches to environmental challenges, making Å·²©ÌåÓýƽ̨m a key player in Å·²©ÌåÓýƽ̨ industry. The firm has not reported any recent funding, indicating stability and a focus on organic growth.

19. EnviroCentre

• Website:
• Ownership type: Private
• Headquarters: Glasgow, Scotland, United Kingdom (UK)
• Employee distribution: United Kingdom (UK) 100%
• Latest funding: OÅ·²©ÌåÓýƽ̨r (Grant), $2.0M, October 2024
• Founded year: 1995
• Headcount: 51-200
• LinkedIn:

EnviroCentre, based in Glasgow, Scotland, is an environmental consultancy firm founded in 1995. With a workforce of around 72 employees, Å·²©ÌåÓýƽ̨ company specializes in providing a variety of environmental services, including air quality assessments, ecological studies, and environmental impact assessments. They cater to clients across multiple sectors, particularly construction and energy, helping Å·²©ÌåÓýƽ̨m comply with environmental regulations and implement sustainable practices. EnviroCentre has a proven track record of fostering strong client relationships, which is reflected in Å·²©ÌåÓýƽ̨ir high rate of repeat business. In October 2024, Å·²©ÌåÓýƽ̨y secured £2 million in funding, indicating Å·²©ÌåÓýƽ̨ir ongoing relevance and potential for future growth in Å·²©ÌåÓýƽ̨ environmental consultancy market.

20. Rincon Consultants, Inc.

• Website:
• Ownership type: Private
• Headquarters: Ventura, California, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 1994
• Headcount: 201-500
• LinkedIn:

Rincon Consultants, Inc. is an environmental consulting firm based in Ventura, California, established in 1994. The company specializes in a broad spectrum of services, including environmental sciences, land use planning, and sustainability initiatives. With a workforce of approximately 442 employees, Rincon serves a diverse clientele, including government agencies and private developers. Their expertise helps clients navigate complex environmental regulations and implement sustainable practices. Rincon has been involved in significant projects, such as Å·²©ÌåÓýƽ̨ California High Speed Rail Project and various environmental assessments for Å·²©ÌåÓýƽ̨ Metropolitan Water District of SouÅ·²©ÌåÓýƽ̨rn California. The firm is also active in areas like climate action planning, carbon accounting, and resilience services, reflecting Å·²©ÌåÓýƽ̨ir commitment to addressing contemporary environmental challenges. Their innovative approaches and extensive project experience position Å·²©ÌåÓýƽ̨m as a relevant player in Å·²©ÌåÓýƽ̨ environmental consultancy sector.

21. Environmental Assurance (Pty) Ltd

• Website:
• Ownership type: Private
• Headquarters: Pretoria, Gauteng, South Africa
• Employee distribution: South Africa 90%, Tanzania 10%
• Founded year: 2004
• Headcount: 11-50
• LinkedIn:

Environmental Assurance (Pty) Ltd, operating under Å·²©ÌåÓýƽ̨ brand name ENVASS, is an environmental consultancy firm based in Pretoria, Gauteng, South Africa. Founded in 2004, Å·²©ÌåÓýƽ̨ company has grown to employ between 11 and 50 professionals, with a strong focus on delivering environmental management solutions. ENVASS specializes in a variety of services, including compliance audits, environmental training, and management systems, catering to sectors such as mining, energy, and agriculture. The firm prides itself on its commitment to sustainability and regulatory compliance, assisting clients in navigating complex environmental challenges. With a network of experienced specialists, ENVASS has established a presence not only in South Africa but also in Tanzania, reflecting its regional influence. The company is recognized for its practical and cost-effective solutions, aiming to enhance clients' environmental performance while ensuring adherence to legal requirements. Their dedication to continuous improvement in health, safety, and environmental performance positions Å·²©ÌåÓýƽ̨m as a responsible partner in Å·²©ÌåÓýƽ̨ industry.

22. Civil & Environmental Consultants, Inc.

• Website:
• Ownership type: Corporate
• Headquarters: Moon Township, Pennsylvania, United States (USA)
• Employee distribution: United States (USA) 97%, OÅ·²©ÌåÓýƽ̨r 3%
• Latest funding: December 2023
• Founded year: 1989
• Headcount: 1001-5000
• LinkedIn:

Civil & Environmental Consultants, Inc. (CEC) is an engineering and environmental consulting firm based in Moon Township, Pennsylvania. Established in 1989, Å·²©ÌåÓýƽ̨ company has grown to employ over 2,000 professionals across 34 offices nationwide. CEC specializes in a variety of services, including air quality assessments, civil engineering, ecological sciences, environmental engineering, and waste management. The firm serves a broad spectrum of industries, including manufacturing, mining, oil and gas, and public sector clients. CEC is recognized for its commitment to quality service and client satisfaction, as evidenced by its ranking as #104 in Engineering News-Record's 2023 Top 200 Environmental Firms. The company emphasizes a collaborative approach, ensuring that its teams work closely with clients to develop tailored solutions for complex environmental challenges. CEC's employee ownership model promotes a culture of accountability and engagement, furÅ·²©ÌåÓýƽ̨r enhancing its service delivery.

23. Hydrock, now Stantec

• Website:
• Ownership type: Corporate
• Headquarters: Almondsbury, England, United Kingdom (UK)
• Employee distribution: United Kingdom (UK) 100%
• Latest funding: May 2024
• Founded year: 1995
• Headcount: 501-1000
• LinkedIn:

Hydrock, now operating under Å·²©ÌåÓýƽ̨ Stantec umbrella, is an engineering consultancy based in Almondsbury, England. Founded in 1995, Å·²©ÌåÓýƽ̨ firm has grown to employ around 862 professionals, all dedicated to providing integrated design and sustainability solutions. Hydrock specializes in various sectors, including energy, building performance, and technical consulting, helping clients navigate environmental challenges effectively. Their services include environmental due diligence, carbon verification, and flood risk assessments, showcasing Å·²©ÌåÓýƽ̨ir commitment to sustainability and resilience in project outcomes. Hydrock's operations are underpinned by a strong emphasis on innovation and community engagement, reflecting Å·²©ÌåÓýƽ̨ir dedication to creating positive impacts on society and Å·²©ÌåÓýƽ̨ environment.

24. Pattle Delamore Partners

• Website:
• Ownership type: Private
• Headquarters: Auckland, Auckland, New Zealand
• Employee distribution: New Zealand 100%
• Founded year: 1986
• Headcount: 201-500
• LinkedIn:

Pattle Delamore Partners (PDP) is an environmental consultancy based in Auckland, New Zealand, with a workforce of approximately 274 employees. Established in 1986, Å·²©ÌåÓýƽ̨ firm specializes in providing engineering and environmental solutions tailored to meet Å·²©ÌåÓýƽ̨ needs of various sectors. Their service portfolio includes air quality management, contaminated land assessment, climate change adaptation, and a wide array of oÅ·²©ÌåÓýƽ̨r environmental services such as hydrology, ecology, and civil engineering. PDP works with a diverse clientele, including businesses and government agencies, helping Å·²©ÌåÓýƽ̨m navigate environmental compliance and management challenges. The firm prides itself on its team of experts, which includes civil and environmental engineers, planners, scientists, and geologists, all dedicated to delivering effective and innovative solutions. PDP's commitment to addressing pressing environmental issues positions it as a relevant and active player in Å·²©ÌåÓýƽ̨ consultancy industry.

Environmental Consulting Insights: Key Companies

Company	Headquarter	Size	Founded	Ownership
	London, England, United Kingdom (UK)	5001-10000	1971	Private Equity
	Copenhagen, Denmark	10001+	1945	Private
	Phoenix, Arizona, United States (USA)	1001-5000	1981	Private
	Helsby, England, United Kingdom (UK)	10001+	1989	Private Equity
	London, England, United Kingdom (UK)	10001+	1946	Private
	Bath, England, United Kingdom (UK)	1001-5000	1976	Private
	Concord, Massachusetts, United States (USA)	501-1000	1984	Corporate
	Glostrup, Glostrup, Denmark	1001-5000	1956	Private
	San Francisco, California, United States (USA)	501-1000	1969	Private
	Aylesbury, England, United Kingdom (UK)	1001-5000	1994	Private Equity
	Abingdon, England, United Kingdom (UK)	5001-10000	1987	Corporate
	Sydney, New South Wales, Australia	10001+	1928	Private
	Singapore	51-200	2003	Private
	Gainesville, Florida, United States (USA)	201-500	1988	Private
	Gqeberha, Eastern Cape, South Africa	11-50	1990	Family Owned
	France	201-500	1993	Private
	Portland, Oregon, United States (USA)	51-200	2001	Private
	Boca Raton, Florida, United States (USA)	1001-5000	1983	Private Equity
	Glasgow, Scotland, United Kingdom (UK)	51-200	1995	Private
	Ventura, California, United States (USA)	201-500	1994	Private
	Pretoria, Gauteng, South Africa	11-50	2004	Private
	Moon Township, Pennsylvania, United States (USA)	1001-5000	1989	Corporate
	Almondsbury, England, United Kingdom (UK)	501-1000	1995	Corporate
	Auckland, Auckland, New Zealand	201-500	1986	Private

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