Top Greentech Companies (1,286)

Hydrova is a climate tech startup based in Orange County, CA that is diverting waste from landfill while producing clean energy. In addition to winning grants from the EPA, MIT, and the 776 Foundation, Hydrova has raised funding from notable investors including 1517 Fund, 77, and Climate Capital. Hydrova’s innovative solutions help aluminum recyclers achieve their sustainability goals efficiently and...

Buildings are the world's #1 consumer of energy and resources, and our mission is to help them use less. We are an early-stage company seeking to disrupt the $40B market for energy efficiency retrofits by developing a marketplace that connects buildings, people, products and services. Green Per Square Foot, enables building owners and managers to profile their buildings, find savings opportunities, and...

Royal Energy Resources is a publicly-owned energy recovery corporation focused on purchasing properties from coal, gas and renewables.

AGRA is an African-led institution focused on scaling agricultural innovations to help smallholder farmers increase incomes, improve livelihoods, and enhance food security across Africa, aiming to transform their lives from survival to thriving businesses.

The asteroid mining company. Founded in 2009 by Eric Anderson and Peter H. Diamandis, M.D., Planetary Resources, Inc. is establishing a new paradigm for resource utilization that will bring the solar system within humanity’s economic sphere of influence by enabling low-cost robotic exploration and commercial development of asteroids.

About Hemlock Semiconductor Hemlock Semiconductor Operations (HSC) is a leading provider of hyper-pure polycrystalline silicon (polysilicon) and other silicon-based products used in the manufacture of semiconductor devices, solar cells and modules. At HSC, we’re passionate about silicon-based technology and its unique potential to connect and energize the world we share. HSC’s polysilicon enables customers to produce high-tech electronics and solar...

Graviky Labs pioneered the science and logistics of capturing and up-cycling air pollution into high-quality inks since 2013. We developed KAALINK, a filter-less technology which captures post-tailpipe carbon emissions before they enter the urban environment. The captured pollutants are then recycled into inks, AIR-INK.

Urbint is an international enterprise software company that enables utilities and infrastructure operators to manage risk and increase resiliency through AI-powered solutions. Our mission is to make communities more resilient.

Plutou is on a mission to change how the world deals with waste. Its AI-native operations platform helps collection companies plan routes, manage locations and run field operations in a single system, serving textile, book and donation collection networks across the US and Europe.

spotLESS Materials develops bio-inspired, PFAS-free ultra-repellent surface coatings that make surfaces self-cleaning and resistant to fouling. Their liquid-infused nano-brush technology is used in consumer products (toilet and sink coatings) and industrial applications (medical, sanitation, automotive), aiming to reduce cleaning, water use, and contamination while offering environmentally sustainable alternatives to traditional coatings.

OxiCool - Introducing the world's first Air Conditioning System using pure water as its only refrigerant.

Patriot Environmental Services is a leading environmental service provider with clients throughout the Southwestern United States. Patriot Environmental Services offers its clients consistent quality solutions to current environmental concerns. Patriot Environmental Services team members have built a solid reputation industry wide and have helped the regulated community make practical sense of environmental compliance and cleanup requirements. Today, private and public...

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waste management service

B+T Group is a family-owned environmental services provider with over 170 years of experience, offering cost-optimized waste management and energy supply services. They specialize in turning waste into energy and valuable materials, covering the entire service chain from waste production to its utilization.

At Water & Land Solutions, our goal is to restore, enhance, and protect our natural resources with the intent of leaving this Earth better than we found it. We place equal value in positively impacting PEOPLE throughout the process. Whether you want to restore important environmental functions, conserve your land for future generations, navigate regulatory processes, or maximize yield, Water...

Aqulytics is a cloud-based platform to help governments, businesses, NGOs and communities track and protect freshwater resources with the use of big data analytics and participative monitoring technologies.

The SproutsIO smart microgarden is an indoor gardening system that learns from you. Grow indoors, year-round, soil-free, controlling the entire process from your mobile device.

The age of solar has arrived. With prices falling by 80% in less than a decade, solar power is now within reach of every American household. Here’s the problem: 90 million American households are currently locked out of the solar marketplace. Maybe it’s because they rent their homes. Or other solar companies are not willing to sell to them. Or simply because...

Swell - Energy meets the sharing economy, with homeowners taking control of their energy through a home battery. Through our online marketplace, we make it easy for homeowners to discover and select the right home battery products and services. Then, we make it rewarding by enabling our customers to make money by sharing extra energy to the grid.