Top Seattle, WA Greentech Companies (33)

In a space that is often ignored, EvoEco is creating a set of Smart Waste Bins to empower enterprises' sustainability efforts, while also reducing their bottom line waste costs.

HaloSource is a clean water technology company providing innovative solutions to the growing issue of water stress.

EnerG2 engineers advanced nano-structured materials for energy storage breakthroughs. We believe that efficient, reliable and cost-effective clean energy storage will be an essential element of the new energy economy.

Membrion is a Seattle-based start-up company commercializing a new membrane technology developed at the University of Washington. High performance membranes are critical and expensive components of many technologies including water purification technologies and batteries.

Reklaim, Inc. is a breakthrough technology company dedicated to transforming the way we manage scrap tires. The company is poised to launch a new sector of the Green Economy—one that promotes essential and substantive environmental and public health benefits and also delivers attractive economic returns to investors.

Drift is the only energy retailer that powers businesses with 100% green energy, 100% of the time. We seek to electrify the world with 100% green energy. All-day. Everyday. So we built Drift 100 to deliver an uninterrupted supply of green energy with our unique mix of locally-sourced solar, wind, and run-of-river hydro. Our technology matches every unit of green...

Principle Power is a technology developer focused on the deep-water (greater than 40m) offshore wind energy market.

Oscilla Power, Inc. (OPI) is developing a suite of proprietary, high-impact renewable energy and energy harvesting solutions based on low cost, readily available magnetic materials.

Clean Power Research® is advancing the energy transformation through cloud software that informs, streamlines and values energy-related decisions and processes for utilities, energy professionals and consumers. We’re focused on expanding our market reach and impact with new software technologies that help solve the energy industry’s problems. Recognized by BuiltIn Seattle as "Top 100 Best Places to Work in Seattle” and...

Pure Blue is a nonprofit organization that collects, multiplies and shares resources to support the development and commercialization of water technology innovation.

LevelTen Energy provides opportunities for smaller companies to invest in cleaner energy by offering renewable energy in amounts and prices proportionate to each company's needs.

Scope 5 helps organizations improve environmental and economic impacts by tracking progress, revealing waste and driving action.

Elevāt is an Industrial IoT company focused on connecting the industrial world. Elevāt specializes in connecting fleets of machines, and enabling the flow of data between operators, distributors, OEMs. Elevāt enables your business ecosystem to compete more effectively in the rapidly evolving global market. Elevāt continues to build out a high-value portfolio of turnkey Industrial IoT solutions; including Edge, Core,...

Building novel solutions for clean air, water and energy with AI. Let's keep Earth our home forever. From sustainable fuels, to carbon capture, to harmful chemical removal from the environment, Orbital Materials develops and commercialises technologies that keep earth our home forever. At the core of our company is a foundation model for atoms, built by world experts in generative...

At Booster we’re driven to transform how energy gets delivered. Booster is replacing the legacy gas station experience with a fuel delivery platform that enables fleets across the country to decrease both emissions and costs. By leveraging machine learning, IoT, and cloud technology, we empower our customers to visualize, streamline, and most importantly decarbonize fuel delivery. Two of our three...

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.

Grow Plastics has a technology to create expanded bioplastics products. Our inline expansion process creates a sandwich core structure in plastics - our products resemble airplane parts at the microscopic level. The sandwich core structure lets us make products competitive to solid plastics using half the materials.

Pterofin is a Seattle-based clean technology company developing innovative energy generation devices based on biomimicry. Our current focus is on a customer who at the village level faces high costs and inefficiencies in pumping water from deep wells using existing electric pumps or outdated wind turbines.

We believe that applying science is the only way to solve the climate crisis. Scientific expertise is critical to both effective and efficient carbon management – yet it can be hard to access outside of the academic and public sectors. New research and technologies emerge every day in our nascent industry and it can be difficult to know what actions to...

Since 2005, Optimum Energy’s patented software and engineering expertise has helped customers reduce energy use in heating and cooling systems, the largest consumer of energy in buildings, by up to 50%.