Top Greentech Companies (1,744)
From Upstream, Downstream, Utilities, and Engineered Services, HydroChemPSC has the broadest industrial service line in the industry, bar none.
Earth Systems is a leading environmental consulting and engineering firm providing a supportive network of relationships you can depend on for cost-effective quality, science, and service. The company was founded to provide more responsive yet more cost-effective consulting services than multi-national environmental firms are able to provide. The company’s mission is to improve the lives of those around us with...
The Urban Future Lab (UFL) is a Downtown, Brooklyn-based incubator for companies working in the smart cities, clean energy and smart grid technology spaces. The UFL offers multiple programs for young companies to grow and develop into sustainable businesses.
AMPY is a wearable device that captures your kinetic energy to rechage your smartphone or any USB-powered device. Our proprietary inductor technology can be integrated directly into smartwatches, fitness trackers, and other wearables so you never have to plug them in.
Permanent Agriculture is a public benefit company and market maker dedicated to advancing regenerative and organic markets. Operating as part marketplace technology and part supply network, the company enables success for family farmers while delivering high-quality, Regenerative Organic Certified foods—including produce, proteins, and value-added items—to wholesale buyers, foodservice leaders, and CPG brands at competitive prices.
BSI has partnered with communities, municipalities and businesses to develop comprehensive backflow prevention programs with the aim of protecting our precious water resources. We develop innovative solutions to problems that challenge communities of all sizes, across the country.Whether performing boots-on-the-ground cross-connection inspections, or developing the first, online backflow tracking system – BSI Online – we continue to be pioneers in...
PotaVida's mission is to lower the cost of getting safe drinking water to people who need it. PotaVida lowers the cost of access to safe water in disasters and urban slums, and enables program evaluation by automating the collection and reporting of usage data.
Hala Mobility is on a mission ⚡ *People Friendly. Pocket Friendly. Planet Friendly.* We want to build a future where transportation is shared, affordable, and carbon-free. As a clean tech company that offers a wide range of electric vehicle (EV) options for customers to rent, lease, or buy, we're India's first multi-modal vehicle-sharing platform 🤝🏼 Drive into the future with Hala! We'd love...
CWPM, LLC is a waste management company providing refuse removal, recycling, dumpster rentals, and transfer station operations to residential, commercial, and municipal customers in Connecticut and Rhode Island.
NetCero GmbH provides an intuitive ESG SaaS platform for sustainability management and regulatory reporting (CSRD/ESRS). Born from consulting and software teams, it offers modules for materiality assessment, GHG accounting, ESRS reporting and ESG management, guiding organisations through audit‑ready workflows, automated data collection and XBRL tagging. Self‑financed and Austria’s market leader, NetCero serves over 100 customers from SMEs to international corporations,...
Sync Computing is an MIT based startup company on a mission to build the next leap in distributed computing in the cloud. Sync Computing’s foundational technology is capable of solving large-scale scheduling optimization problems instantly, unlocking unprecedented gains in the orchestration of large-scale computing applications. Businesses worldwide will be able to utilize cloud resources with optimal efficiency, saving billions of...
Horizon Environmental Services, Inc. is a leading provider of environmental consulting and remediation services, offering a wide range of solutions to help clients manage environmental responsibilities and comply with regulations.
UpGrain is a Singaporean food-tech company that utilizes proprietary upcycling technology to transform brewer's spent grain into nutritious, high-protein, and high-fiber barley ingredients. By redefining flour through food science, UpGrain aims to transform how carbohydrates are consumed globally, providing sustainable raw materials for products like bread, pasta, and snacks while reducing waste in the food industry.
Flotation Energy Ltd delivers clean, green, renewable energy by using our expertise in floating and fixed offshore wind and the energy transition, supporting achievement of carbon-neutral commitments. Perhaps best known for our involvement in Kincardine – the world’s largest grid connected floating offshore windfarm; our team has progressed from pioneering demonstrator energy transition and floating offshore wind projects to delivering...
RavenWindow created, patented, manufactured and brought to market the RavenWindow® filter, a dynamic thermochromic window filter managing solar heat gain, glare and ultraviolet degradation. It brings together industry-leading energy efficiency, market-leading return on investment, uncompromised views of the outdoors and improved occupant comfort.
We believe textiles and consumer goods are valuable materials that should be completely regenerative the way basic materials are in nature. Our technology enables true circularity by unlocking the creation of decarbonized raw materials from end-of-life goods. cycora®, our high-quality regenerated polyester, is our first product that offers the same strength and versatility as virgin polyester, at less than half...
EcoZoom makes portable wood burning & charcoal cook stove. Our rocket stoves are safe, efficient and ideal for clean cooking, camp & outdoor in USA and CANADA.
Smart OES can significantly reduce the energy consumption for all types of building owners and occupants. Smart OES uses IoT technology to provide turnkey energy efficiency and demand response capability for all types and sizes of existing non-residential buildings – commercial, governmental, educational, etc. - that have no other economic way to reduce their energy bills. SmartOES has its own proprietary suite...



















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