Environmental engineering is an intersection of engineering and environmental science, designed to develop innovative solutions for sustainable future. Companies in this industry in North Carolina offer diverse services from clean energy strategies to responsible steel production. They aim to manage and improve the environment through actions like waste disposal, public health, and water & air pollution control. Propelled by global sustainability drive, the industry is increasingly focusing on green alternatives and efficient use of resources.


Top 25 environmental engineering companies in North Carolina

1. Strata Clean Energy

Strata Clean Energy is a company that specializes in clean energy solutions. They offer services such as maximizing uptime on projects, building clean energy assets, and designing custom processes for renewable energy. With their expertise in site planning, construction, and maintenance, they provide a reliable and efficient transition to renewables. They prioritize creating renewable energy that benefits local communities while ensuring good returns with clean energy.


2. Stone & Webster

Stone & Webster is an engineering services company specialized in electric power generation, hydropower generation, and industry and environmental solutions. With technical innovation, creative engineering, and extensive industry experience, they offer comprehensive capabilities to plan, implement, and maintain demanding power generation projects. They provide specialized welding, non-destructive examination, and other solutions to enhance the performance of various industries.


3. Midrex Technologies, Inc.

  • Website: midrex.com
  • Headquarters: Charlotte, North Carolina, United States
  • Founded: 1974
  • Headcount: 201-500
  • LinkedIn

Midrex Technologies, Inc. is a global leader in direct reduction ironmaking technology. It offers solutions for sustainable and decarbonized steel production through its MIDREX® Process. With a focus on supply chain management and environmental responsibility, Midrex provides high-quality and reliable direct reduction plants that produce direct reduced iron (DRI) using 100% green hydrogen. They aim to become the most valuable and reliable source of iron for the steel industry.


4. Hart & Hickman, PC

  • Website: harthickman.com
  • Headquarters: Charlotte, North Carolina, United States
  • Founded: 1995
  • Headcount: 51-200
  • LinkedIn

Hart & Hickman is a North Carolina-based environmental engineering and consulting firm established in 1995. We provide a diverse range of environmental consulting services to clients throughout the Southeastern US. With unrivaled technical expertise and innovative solutions, we offer cost-effective strategies to reduce environmental liability and achieve project objectives.


5. Wildlands Engineering, Inc.

Wildlands Engineering is an ecological restoration company specializing in water resources, stream and wetland restoration, and water quality management. They offer mitigation solutions and credit sales for stream, wetland, nutrient, and buffer credits. With multiple mitigation banks in North Carolina and plans to open more across the Southeast, they have a diverse portfolio of projects in dam removal, watershed planning, and assessment. Their team consists of dedicated professionals including engineers, hydrologists, ecologists, GIS analysts, and stream designers.


6. McGill Associates, PA

McGill Associates is an engineering consulting firm that offers a wide range of services including water and wastewater management, civil engineering, electrical engineering, land planning and recreation, and environmental services.


7. Smith Gardner, Inc.

Smith Gardner Inc. is an environmental consulting firm specializing in resource recovery and waste management. They focus on developing reuse options for waste products and providing engineering solutions to their clients for long-term benefits.


8. Equinox

Equinox Environmental is an ecological consulting, planning, and design firm that helps clients assess the effects of current activities, plan for sustainability, and implement regenerative and resilient landscape solutions in response to environmental challenges including climate change. They offer services such as ecology design, planning, and sustainability. Their team of experts and in-house specialists provide solid planning to save time, money, and resources. They work with various customer groups including landowners, developers, corporations, governments, schools, churches, land trusts, NGOs, and non-profits.


9. Cavanaugh & Associates, P.A.

Cavanaugh & Associates, P.A. is a company that specializes in water loss training, technical assistance programs, and water efficiency solutions. They offer services such as feasibility studies, analytics, strategy implementation, and optimization. The company focuses on stewardship through innovation and aims to optimize water resources and turn organic waste into fuel. They also provide bioenergy services and have expertise in validation and independent engineering reviews.


10. Agri-Waste Technology, Inc.

  • Website: agriwaste.com
  • Headquarters: Apex, North Carolina, United States
  • Founded: 1984
  • Headcount: 11-50
  • LinkedIn

Agri-Waste Technology (AWT) is a company with over 30 years of experience in serving the livestock industry. They provide engineering and consulting services, specializing in manure management. AWT has a diverse and highly-skilled staff consisting of engineers, agronomists, soil scientists, and mapping specialists. They are accredited by the California Air Resources Board as a Greenhouse Gas Verification body. AWT offers solutions for wastewater management and environmental services for agriculture, land development, and carbon verification.


11. Nuvoda

  • Website: nuvodaus.com
  • Headquarters: Raleigh, North Carolina, United States
  • Founded: 2006
  • Headcount: 11-50
  • LinkedIn

Nuvoda is a company that offers the MOB™ (Mobile Organic Biofilm) process, a sustainable wastewater treatment technology that improves treatment capacity, settleability, and nutrient removal.


12. Floating Wetland Solutions

Floating Wetland Solutions provides design, manufacturing, installation, and maintenance services for floating islands and floating wetlands to improve water quality, fisheries and ecological health throughout the watershed.


13. RF Wastewater

RF Wastewater is a company that offers wastewater treatment and management solutions to industrial clients.


14. Optima Engineering PA

  • Website: optimapa.com
  • Headquarters: Charlotte, North Carolina, United States
  • Founded: 1992
  • Headcount: 11-50
  • LinkedIn

Optima Engineering provides sustainable engineering solutions with expertise in BIM software, mechanical, electrical, plumbing, lighting design, commissioning, and renewable energy.


15. S&me

  • Website: smeinc.com
  • Headquarters: Raleigh, North Carolina, United States
  • Founded: 1973
  • Headcount: 1001-5000
  • LinkedIn

S&ME is a multidisciplinary company offering engineering, design, environmental services, and construction testing solutions. They provide innovative and sustainable solutions to complex challenges in transportation, power, natural gas, industrial/manufacturing, water, healthcare, telecommunications, educational, government, commercial, and residential sectors.


16. Fmi

  • Website: fmicorp.com
  • Headquarters: Raleigh, North Carolina, United States
  • Founded: 1953
  • Headcount: 51-200
  • LinkedIn

FMI Corp is a consulting and investment banking firm that specializes in serving the built environment. They offer strategic advice, deep industry insights, and exceptional service to clients in sectors such as architecture, engineering, construction, and energy. Their services include compensation & rewards, leadership development, market research, and transaction advisory.


17. WK Dickson & Co., Inc.

  • Website: wkdickson.com
  • Headquarters: Charlotte, North Carolina, United States
  • Founded: 1929
  • Headcount: 201-500
  • LinkedIn

WK Dickson is a multi-disciplined consulting firm specializing in community infrastructure solutions including airport planning and design, environmental and water resources engineering, land planning and development, and energy support services.


18. CES Group Engineers, LLP

  • Website: ces-group.net
  • Headquarters: Charlotte, North Carolina, United States
  • Founded: 2000
  • Headcount: 11-50
  • LinkedIn

CES Group is an award-winning woman-owned firm that specializes in improving the built environment in the Carolinas and beyond. With a team of engineers, planners, surveyors, and scientists, they offer design services and solutions for government projects.


19. ALTEN Technology USA

  • Website: altenusa.com
  • Headquarters: Greensboro, North Carolina, United States
  • Founded: 1988
  • Headcount: 10001+
  • LinkedIn

ALTEN Technology USA is an engineering services company that solves complex engineering challenges through agility and collaboration. They provide tailored engineering solutions to help clients build the world of tomorrow in the face of today’s challenges.


20. SEPI [A Division of TranSystems]

  • Website: sepiinc.com
  • Headquarters: Raleigh, North Carolina, United States
  • Founded: 2001
  • Headcount: 201-500
  • LinkedIn

SEPI is an award-winning firm offering concept to completion services, technical solutions, and inspired design for the built environment.


21. Summit Design and Engineering Services

  • Website: summitde.com
  • Headquarters: Hillsborough, North Carolina, United States
  • Founded: 1997
  • Headcount: 201-500
  • LinkedIn

Summit Design and Engineering Services is a full-service design and engineering firm licensed to practice diverse services in 14 different states across the U.S. They collaborate with clients to enhance the built-environment by delivering resilient and impactful projects.


22. Trane Technologies

Trane Technologies is a company committed to sustainability, growth and diversity. They offer sustainable solutions in heating, ventilation, air conditioning and refrigeration to make the world a better place.


23. ColeJenest & Stone/Bolton & Menk

ColeJenest & Stone is a company that joined the Bolton & Menk team in 2021. They are a diverse team of planners, engineers, landscape architects, and land surveyors committed to creating safe, sustainable, and beautiful solutions for communities.


24. The EI Group, Inc.

  • Website: ei1.com
  • Headquarters: Morrisville, North Carolina, United States
  • Founded: 1988
  • Headcount: 51-200
  • LinkedIn

The EI Group, Inc. is a company that specializes in safety consulting and environmental, health, and safety solutions. They offer professional services in training courses, industrial hygiene, engineering, safety compliance, electrical safety, energy and environment, and occupational health.


25. Kimley-Horn

  • Website: kimley-horn.com
  • Headquarters: Raleigh, North Carolina, United States
  • Founded: 1967
  • Headcount: 5001-10000
  • LinkedIn

Kimley-Horn is a professional services company providing consulting and engineering solutions for various industries. They offer expertise in transportation planning, infrastructure development, water management, and sustainable design. With a focus on delivering high-quality services, Kimley-Horn has a strong reputation for professionalism and client satisfaction.


Want to find more environmental engineering companies?


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