Top North Carolina Greentech Companies (66)

We harness the power of proven technologies to create sustainable solutions for the natural waste challenges generated by civic and commercial growth.

ENFRA is a national energy infrastructure and Energy-as-a-Service provider delivering vertically integrated engineering, construction, maintenance, asset management, and energy solutions. It serves mission-critical sectors including healthcare, higher education, and data centers, helping clients achieve measurable energy savings, reduce emissions, and build resilient infrastructure nationwide. Its mission is to deliver innovative solutions that empower customers and promote a sustainable future.

Palmetto is a leading clean tech company on a mission to accelerate the transition to a clean energy future. With the belief that consumers can have it all, we are an uncompromising energy company that makes going green a no-brainer. Our award winning platform empowers homeowners, businesses, and entrepreneurs to adopt renewable energy through simple, scalable, and innovative solutions. We...

Headquartered in Seattle, Washington, Anchor QEA is a nationally recognized environmental science and engineering consulting firm specializing in aquatic, shoreline, and water resource projects, including coastal and flood resiliency. With more than 500 employees in 26 offices across the United States, Anchor QEA works with public and private sector clients to address environmental issues at some of the most challenging sites...

Midrex Technologies, Inc. is the world leader in direct reduction ironmaking technology, developing and licensing the MIDREX® Process. For over 50 years Midrex has designed, built, and serviced plants that produce direct reduced iron (DRI) and hot briquetted iron (HBI), emphasizing low‑CO2 solutions including hydrogen ironmaking. Headquartered in Charlotte, NC, Midrex supports steelmakers globally with R&D, digitalization, and aftermarket services.

Triumvirate Environmental Inc. provides sustainable environmental solutions to leading companies in the Life Sciences, Healthcare, Education, and Industrial markets. Key areas of expertise are in Waste Management & Disposal, COVID-19 Decontamination Services, EHS Consulting Services, and Lab & Facility Services. Our highly trained experts help organizations reduce waste, save money, stay safe and compliant, manage risk, and protect their reputation....

ERM (Environmental Resources Management) is a global sustainability consultancy that helps organizations navigate environmental, social, and governance (ESG) challenges. ERM provides advisory and technical services across sectors—energy, mining, infrastructure, manufacturing and finance—supporting decarbonization, regulatory compliance, risk management, and sustainability strategy and implementation through technical, engineering and strategic consulting worldwide.

Keel Labs is a sustainable materials company developing climate-focused solutions from ocean-based resources. Founded as AlgiKnit, it creates bio-based textile materials, led by Kelsun®, a seaweed-derived fiber for nonwovens and traditional textiles. Its work combines design, science, and engineering to reduce textile production’s environmental impact, using regenerative marine inputs that require no freshwater or arable land and avoid harmful additives.

Headquartered in Walnut Creek, Calif., Brown and Caldwell is an employee-owned firm with 2,100+ professionals serving clients locally and globally from 52 locations. We are the largest engineering and construction firm solely focused on the U.S. water and environmental sectors. Our creative designs and progressive solutions have helped municipal, federal and private organizations overcome their most complex environmental challenges. We offer...

WIN Waste Innovations is a vertically integrated waste management company providing essential solutions to customers and communities. With 50 strategically located collection, transfer, and disposal assets, including waste-to-energy facilities, the company processes over 11 million tons of waste annually. They convert 6.7 million tons into clean, renewable energy that powers 340,000 homes, focusing on environmental preservation for future generations while...

Filtration Group is on a mission to make the world safer, healthier and more productive. With a passionate workforce, global footprint and world class engineering and manufacturing capabilities, we are driving innovation and developing solutions across a broad spectrum of applications in the fast-growing global filtration industry.

Insight, commentary, and data on the latest developments in natural resource-based commodity markets, including biofuels and feedstocks, forest products, pulp and paper, and chemicals. Deep Industry Expertise ResourceWise has deep industry experience with a combined history of 150 years delivering world-class data and analytics within the bioenergy and commodity markets. World-Class Expertise Companies in more than 35 countries trust ResourceWise as their business intelligence...

At Trane Technologies, we challenge possible by thinking bigger, acting bolder and taking actions that not just improve our own performance but influence global change. Our world contends with unprecedented challenges. Our future has never been more uncertain. Urbanization is dramatically reshaping our communities, our resources are more constrained that ever before, and climate change is accelerating at an astonishing rate. We...

Onterris is a global environmental solutions and services company that helps organizations address challenges where environmental pressures, regulatory expectations, and operational risks intersect. Its work includes consulting, testing and analysis, and treatment technologies. The company serves asset- and resource-intensive industries, operating across the United States, Canada, and Australia with a mission focused on environmental stewardship and protecting the integrity of...

CECO Environmental is a global leader in air quality and fluid handling serving the energy, industrial and other niche markets. Providing innovative technology and application expertise, CECO helps companies grow their business with safe, clean and more efficient solutions that help protect our shared environment. In regions around the world, CECO works to improve air quality, optimize the energy value...

RoadRunner Recycling provides tech-powered solutions for commercial waste recycling which helps businesses lower recurring costs.

Clean Harbors is North America's leading provider of environmental and industrial services, offering hazardous and non-hazardous waste management, emergency spill response, industrial cleaning, and recycling services.

Freese and Nichols, Inc. is a professional planning, consulting and engineering firm serving clients across the Southwest and Southeast United States. With client service and continuous improvement in mind, Freese and Nichols plans, designs and manages sustainable water and infrastructure projects. It is the first engineering/architecture firm to receive the Malcolm Baldrige National Quality Award.

GFL Environmental Inc. is a leading North American provider of diversified environmental waste management and infrastructure development solutions. It is the fourth largest diversified environmental services company in North America, providing comprehensive solid waste management, liquid waste management, and soil remediation services across Canada and the United States to over 4 million households and 135,000 industrial, commercial, and institutional customers.

Advanced Residuals Management LLC is a forward-thinking environmental solutions company dedicated to transforming industrial waste by-products into valuable, sustainable resources. The company specializes in converting by-products into beneficial products for agriculture and land reclamation. By providing processing, transportation, and land application services for organic waste streams, they help industries reduce landfill dependency and support soil health, contributing to a circular...