The Environmental Impact Assessment (EIA) industry operates at the intersection of construction, energy, industrial and transport sectors. In this vital field, companies, such as Golder and WRA, Inc., provide consulting services evaluating the potential effects of a project on the environment before its execution. Services encompass detailed environmental investigations, mitigation strategies, and sustainable advisory services. These evaluations not only ensure compliance with complex environmental legislations, but also contribute significantly to sustainable development. Thus, moving ahead, focus towards eco-friendly practices, stringent environmental regulations, and increased public awareness are set to drive the market growth in the EIA industry.


Top 23 Environmental Impact Assessment Companies

1. Golder

  • Website: golder.com
  • Headquarters: Atlanta, Georgia, United States
  • Founded: 1960
  • Headcount: 5001-10000
  • Latest funding type: Acquired
  • LinkedIn

Golder is a global company that provides independent consulting, design, and construction services in the areas of earth, environment, and energy. With a strong focus on tackling complex engineering and scientific challenges, Golder delivers innovative solutions to its clients around the world.


2. Medio Ambiente Consultores

Medio Ambiente Consultores is a Chilean environmental consulting firm that helps protect and care for the environment through sustainable advisory services for solving environmental problems. Their services include environmental management for projects, studies and environmental impact statements, follow-up of environmental commitments, development of baseline studies, and environmental follow-up of companies.


3. WRA, Inc.

  • Website: wra-ca.com
  • Headquarters: San Rafael, California, United States
  • Founded: 1981
  • Headcount: 51-200
  • LinkedIn

WRA Environmental Consultants is a company that specializes in providing environmental consulting services. They help clients navigate the complex regulatory environment and achieve their project goals in various sectors including agriculture, community resilience, development, ecological restoration, government, mitigation and conservation, parks and open space, transportation, and water. They offer services such as biological studies, CEQA and NEPA compliance, conservation entitlements, habitat restoration design, and restoration and resiliency implementation. Their expertise and experience allow them to make a positive lasting impression on the environment and communities they work in.


4. Millennium EMS Solutions Ltd.

  • Website: mems.ca
  • Headquarters: Calgary, Alberta, Canada
  • Founded: 1998
  • Headcount: 51-200
  • LinkedIn

Millennium EMS Solutions Ltd. (MEMS) is an environmental consulting company that provides a wide range of services in geomatics, air sciences, carbon management, environmental auditing, and more. They specialize in risk management, software development, and remote data sensing. With a focus on environmental sustainability, MEMS is a leader in the development of environmental criteria and guidance.


5. Senversa

Senversa is an environmental risk management and approvals company that provides services to various sectors including energy, government, industrial, manufacturing, legal, financial, insurance, infrastructure, mining, resources, property, construction, transport, logistics, waste, and water. They offer services such as risk management and monitoring programs, environmental compliance advice and audits, hazardous materials surveys, due diligence, impact assessments, and approvals. Senversa values sustainability, social commitment, and safety. They have a team of experts in environmental engineering, geotechnics, risk assessment, groundwater management, and legal support.


6. Conhintec SAS

Conhintec is a company that specializes in providing high-quality environmental engineering services. They offer a comprehensive range of services to support the management of risks, protect the health of workers, and safeguard the environment. With a focus on innovation and development, they provide information on sampling, measurement, and analysis of physical and chemical contaminants. Conhintec is dedicated to meeting the needs of their 500+ clients and ensuring compliance with occupational and environmental regulations.


7. Quantis International

  • Website: quantis-intl.com
  • Headquarters: Lausanne, Vaud, Switzerland
  • Founded: 2005
  • Headcount: 51-200
  • Latest funding type: Acquired
  • LinkedIn

Quantis is an environmental consulting firm specializing in sustainability and lifecycle assessment. They provide businesses with robust analyses of the environmental impact of their products and services, offering insights and strategies for reducing their carbon footprint. With expertise in lifecycle assessment, Quantis helps companies measure and improve their environmental performance to support their transition to more sustainable practices.


8. Thomson environmental consultants

  • Website: thomsonec.com
  • Headquarters: Guildford, Surrey, United Kingdom
  • Founded: 2004
  • Headcount: 51-200
  • LinkedIn

Thomson Environmental Consultants is a company that specializes in enabling business and nature to thrive together. They offer a wide range of ecological services, including biodiversity net gain, habitat creation and restoration, ecological impact assessments, and ecological mitigation. Their team of professionals provides expert advice and solutions to government agencies, local authorities, contractors, and developers. With a focus on sustainability and environmental stewardship, Thomson Environmental Consultants helps clients meet regulatory requirements and achieve their environmental goals.


9. ECO Ingenieros

ECO Ingenieros is an environmental consulting company with 25 years of experience in Central America. They provide services such as environmental impact studies, feasibility and design, monitoring and analysis, environmental management, and occupational safety. Their team of highly qualified professionals integrates different fields to ensure optimal results and high-quality solutions for their clients.


10. Susnomics Engineering Systems FZ-LLC

Susnomics Engineering Systems FZ LLC is a leading Energy and Sustainability Solutions Provider in Dubai. They specialize in green building certification, environmental impact assessment, energy efficiency, energy audits and commissioning, and sustainable building testing services. By providing expertise in sustainable development, they aim to create a future with zero carbon footprint and enhance the asset value of buildings while minimizing costs.


11. Wildthing Environmental Consultants (02) 4951 3311

Wildthing Environmental Consultants is an ecological consultancy specializing in planning and development. They offer flora and fauna assessments, biodiversity assessment, management plans, strategies, tree and vegetation clearance supervision, pre-clearance surveys, nest box supply and installation, bushfire assessments, arboriculture, and ecological surveying.


12. Aecom

  • Website: aecom.com
  • Headquarters: Dallas, Texas, United States
  • Founded: 1990
  • Headcount: 10001+
  • Latest funding type: Acquired
  • LinkedIn

AECOM is a global infrastructure consulting firm that delivers transformative outcomes through the power of technology. They offer program management, infrastructure consulting, and environmental services to clients worldwide. With a common purpose of delivering a better world, AECOM focuses on resilience and innovation. They have offices in numerous countries and are committed to sustainability and ethical practices.


13. Syntegra Group

Syntegra Group is an engineering consultancy firm offering services such as energy consultancy, sustainability assessment, acoustic design, mechanical and electrical design services, and much more. Their aim is to provide solutions that have a positive impact on society.


14. Ramboll

Ramboll is a global company that offers sustainable solutions and consultancy services. They work towards closing the gap between today and a sustainable future, providing expertise in areas such as blue-green infrastructure, energy strategy, transport solutions, circular economy, and more.


15. Grontmij Group

  • Website: sweco.se
  • Headquarters: Stockholm, Stockholms Lan, Sweden
  • Founded: 1915
  • Headcount: 10001+
  • Latest funding type: Ipo
  • LinkedIn

Sweco is a leading European architecture and engineering consultancy. They offer a wide range of services including building and infrastructure design, project management, and sustainability consulting.


16. Terranum

  • Website: terranum.com
  • Headquarters: Bogotá, New York, Colombia
  • Founded: 2009
  • Headcount: 201-500
  • LinkedIn

TERRANUM is a company based in Bogotá, Colombia that offers sustainable projects and solutions. They specialize in creating environmentally friendly initiatives to address various challenges. TERRANUM aims to provide innovative and effective solutions for a more sustainable future.


17. Herkenhoff & Prates

HP Consultores is a consultancy firm specializing in ESG (Environmental, Social, and Governance). They develop projects, solutions, and strategies to help businesses control risks, manage socio-environmental impacts, and identify new business opportunities.


18. Technopolis Group

Technopolis Group provides evidence-based policy advice and insights with offices in Europe, Africa, Latin America and the Caribbean. Their experts support decision makers who want to tackle environmental or societal issues or achieve fair and sustainable growth through science, technology, innovation, health, and education.


19. Ideas Medioambientales

Ideas Medioambientales is an environmental consultancy and agroforestry company that works in the evaluation of environmental impact, biodiversity, and archaeology to help clients achieve their goals.


20. Mondra

  • Website: mondra.com
  • Headquarters: London, England, United Kingdom
  • Founded: 2020
  • Headcount: 11-50
  • LinkedIn

Mondra is a technology company that provides credible information about a product’s environmental impact. They offer data-driven insights, labelling systems, and online digital experiences to help businesses improve their environmental performance and build brand loyalty through environmental transparency.


21. Asea

Vera & Asociados is an environmental consulting firm based in Mexico City. They specialize in providing legal and strategic advice to maximize environmental, social, and economic benefits for their clients. With a focus on real estate development, sustainable master plans, and project management, they have successfully supported numerous projects with a total investment of 12.5 billion US dollars.


22. Perfact Group

Perfact Group is an environmental solutions provider in India, offering services such as hazardous waste management, ecological impact assessment, and e-waste management. They specialize in compliance with ISO/IEC standards and offer total environmental solutions. With over 15 years of experience, Perfact Group is committed to sustainability and works with a diverse range of clients in various industries.


23. Estudios y Servicios Ambientales SRL

Estudios y Servicios Ambientales SRL (EySA) is a company offering environmental consulting services. With over 30 years of experience, the company provides expertise in environmental assessments, impact studies, and regulatory compliance. EySA is dedicated to helping clients navigate environmental challenges and ensuring sustainable practices.


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