Top Clean Energy Startups in 2027

Flow is “Github for hardware”. We’re building a core design/test collaboration platform for the hardware engineering industry. Flow helps Rockets, Robots and Nuclear reactors get to market years ahead of schedule and save billions in R&D costs. Our mission is to bring agile software development philosophies (CI/CD, pull/push, branching) to an industry that is desperate for a better solution. Flow is loved by the fastest-moving hardware teams in the world. They are solving fundamental problems in space travel, energy, and air transportation. You will get to learn about how these things are designed as well as help build the modern playbook for the entire industry.

Energy consulting

Professional services and turnkey building automation retrofits for commercial customers

We build and deploy dense networks of cloud-connected "KOKOpoints" inside local corner stores, which serve as consumer access points for goods and services delivered in partnership with major suppliers. Our first consumer solution is a liquid ethanol cooking fuel, which delivers significant cost savings and quality of life improvements in the multi-billion dollar market for urban cooking fuel. This fuels solution is delivered through a Kenyan operating partnership with Vivo Energy, the company which owns and operates Shell-branded fuels distribution infrastructure across Africa.

Fuel accounts for nearly 40% of operating costs in the Trucking Industry. For those long haul, over-the-road delivery fleets who face large costs associated with diesel gasoline, Hyliion is developing an add-on hybrid system for tractor-trailers that will reduce their fuel consumption by over 30% with an ROI of less than 1 year. Our mission is to supply the trucking industry with a unique product that will reduce fuel consumption and improve our energy footprint. The Hyliion System uses regenerative braking to capture power when the vehicle is slowing down and reuses it to accelerate. The Hyliion System is a win-win-win: a steward for the planet, people, and sustainable profit.

Yotta is the first truly-integrated solar + storage solution. We're creating more opportunities to deploy solar by engineered a radically streamlined, end-to-end solar and storage solution that can grow with your future power needs.

Our mission is to deliver energy that lets you live a life without compromise. Ossiaco sits at the nexus of residential solar power, electric vehicle charging, the smart home and customer-centric utilities. The Ossiaco team has a proven history of rethinking energy distribution for everything from large utility customers to distributed energy resource providers. Our AI-driven sustainable technologies enable people to leverage solar energy to power their cars, their homes and their lifestyles. Ossiaco has numerous worldwide patents in power electronics and power conversion and is backed by a number of globally respected investors.

Kanin Energy is a project developer focused on reducing industrial emissions and utilizing waste heat to produce clean baseload power.

AI-powered, end-to-end simulation and operating platform that helps companies develop, manage, and optimize standalone and hybrid storage projects.