Top Greentech Companies (1,281)

Clean Air Task Force is a U.S.-based nonprofit that advances technologies and policies to reduce carbon emissions across the economy, aiming for a zero-emissions, high-energy planet at an affordable cost.

Unity Environmental University is a private, non-profit institution dedicated to educating the next generation of environmental professionals. It offers accredited associate, baccalaureate, and master's degree programs focused on sustainability, environmental science, and Green Workforce fields. The university emphasizes accessibility and flexibility, providing students with various learning modalities, including in-person, hybrid, and online courses to help them make a positive impact...

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...

Civic Works strengthens Baltimore communities through education, skills development, and community service, focusing on job training, home repairs, and green initiatives.

Global Green USA is a nonprofit environmental organization and the American affiliate of Green Cross International. It supports underserved communities through programs that educate and empower residents to address climate change, while advancing green cities, neighborhoods, schools, affordable housing, climate resilience, and environmental justice. The organization also partners with governments, policymakers, and corporations on sustainability, net-zero planning, reforestation, and reducing...

Jaros, Baum & Bolles (JB&B), founded in 1915, is an engineering firm specializing in mechanical, electrical, and plumbing (MEP) systems. They create high-performance building designs that contribute to sustainable, low-carbon built environments. Now operating within Trinity Consultants' Built Environment division, the company combines its deep expertise in high-performance building systems with strengths in acoustic design, facility operations, commissioning, and technology...

Technip Energies is a global engineering leader focused on the energy transition. The company engineers technological solutions for a sustainable future, leveraging its project delivery expertise and a portfolio of technologies to reduce climate and environmental impact and help reach net zero targets in the energy industry.

X-energy is delivering the next generation of carbon-free energy by reinventing nuclear power. We believe in leaving a cleaner planet for our children and grandchildren, while continuing to provide sufficient and affordable power to sustain growing populations around the world. That is why we have reinvented nuclear power, with a unique combination of proven technologies and new innovations, to meet our...

Aro Homes is a tech-enabled homebuilding startup that designs and builds carbon-negative, precision-engineered homes faster and more cost-effectively than traditional methods, aiming to accelerate progress toward a carbon-neutral future.

The American Center for Life Cycle Assessment (ACLCA) is the largest nonprofit membership organization for environmental Life Cycle Assessment (LCA) professionals in North America. ACLCA leverages rigorous, standards-based LCA to provide unparalleled access to data-driven resources and a diverse network of experts. Through its community of practice, the organization helps translate complex environmental data into impactful sustainability solutions, increasing the...

WRA, Inc. is an employee-owned environmental consultancy firm composed of planners, engineers, and scientists. They specialize in navigating complex projects involving wildlands, parks, community spaces, and infrastructure. Their mission is to cultivate a sustainable future where people and the environment thrive, aiming to leave lands better than they found them through responsible project management and long-standing community relationships.

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...

At Infleqtion, we are building an ecosystem of quantum technologies and commercial products for today, driving us, and the entire industry toward tomorrow. We believe in taking quantum to its limit and leading from the edge. Infleqtion is built on ColdQuanta’s 15 years of pioneering quantum research. Its scalable and versatile quantum technology is used by world-class organizations around the...

EMR is a global metal recycling company that purchases, processes, and sells ferrous and non-ferrous metals. They serve various sectors, including industrial and manufacturing, and focus on sustainable recycling by transforming waste materials into valuable resources.

rePurpose Global is the world’s leading Plastic Action Platform, bringing together brands, consumers, innovators, and policymakers to collectively combat the plastic waste crisis. Through its pioneering solutions across the circular economy value chain, rePurpose has helped more than 300 companies measure, reduce, and take action on their plastic footprints, while driving systems change on a global scale. rePurpose Impact Projects...

Range Energy focuses on the electrification of commercial transportation, operating within the clean energy and transportation sectors. The company offers electric trailers and solutions that aim to reduce diesel consumption and emissions in heavy trucking while also extending the range of zero-emission vehicles. Its products are primarily targeted towards the commercial transportation industry. It was founded in 2021 and is...

With 110 acres "under glass"​, Green Circle Growers is one of the largest Wholesale Greenhouse Operations in the United States. Located in Oberlin, Ohio. Founded in 1968.

Zero Homes is a technology company providing an end-to-end digital platform that simplifies residential home electrification. The platform supports the planning, purchasing, and scheduling of energy-efficient upgrades, such as heat pumps and electrical panels, using virtual assessments and high-precision design tools to remove the need for in-home sales visits and reduce design costs.

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.

Pelmorex Corp. is an international weather content and technology company that owns and operates the weather brands The Weather Network, MétéoMédia, Eltiempo.es, Clima, and Otempo.pt. Pelmorex offers hyper-local weather and climate data for business intelligence around the globe through their brand Weather Source and also operates Canada’s National Alert Aggregation and Dissemination System, part of Alert Ready.