Top New York Greentech Startups (47)

Runwise is a fast-paced, customer-focused New York City / Boston based energy tech startup that controls the heating systems in nearly 2000 + buildings throughout the Northeast. Runwise’s unique hardware and software service significantly reduces energy usage, substantially lowering costs and carbon output.

At Inato, we’re on a mission to accelerate the pace of medical innovation by bringing clinical research to each and every patient, regardless of who they are and where they live. Our platform, made to connect community-based research centers to trials across the globe, aims to create greater visibility, access, and engagement across a more diverse population of doctors and...

Revivn is a fully integrated hardware lifecycle solution, promoting global responsibility while providing IT with enterprise-class service and security. Working with companies like Instacart, Lyft & Teach for America we are changing the way companies view old technology with a new model that focuses on repurposing electronics. In partnering with Revivn, companies make the vital choice to responsibly retire, repurpose,...

Sealed is a home wellness company on a mission to make homes healthier, more comfortable, and cleaner for the planet. We are transforming energy, finance and home improvement to deliver clean air and comfort with less energy.

Zero100 is a leading intelligence company that helps senior business and operations executives make critical supply chain investment decisions. Zero100’s approach combines unique IP-led research and data, intimate executive-level events, personalized guidance, and access to an extensive community of influential thinkers and voices from within, and beyond, supply chain. 

YourStake provides the #1 rated tools financial advisors need to help provide personalization to their client’s investments. We offer advisors a suite of tools that bring immense time efficiencies and insights to client prospecting, reporting, and portfolio analytics. We also help with investment research and optimization to provide scalable personalization for clients.

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...

Green Project is the leading carbon management platform for supply chain decarbonization. We empower companies, and their suppliers to move beyond reporting and take meaningful, measurable climate action. Trusted by 700+ organizations, including Microsoft and S&P, Green Project delivers financial-grade carbon accounting and deep Scope 3 engagement tools tailored for procurement and sustainability leaders. We enable suppliers to: calculate product-level carbon footprints...

Altanova is a sustainability consulting firm with offices in New York City and Paris. We specialize in delivering strategic and technological analysis and implementation advisory that enhance the lasting performance of our clients' assets, operations, and reputation. Our comprehensive services are structured around three core verticals: Sustainable Real Estate, Corporate Sustainability Strategy, and Renewable Energy & Infrastructure Services. Since 2006,...

Bright Power provides practical energy management and renewable energy solutions that save building owners energy, money and time. From utility bill analytics to the nuts and bolts of making physical improvements, we help building owners reduce waste, improve cash flow, achieve energy law compliance and make building occupants more comfortable.

Isometric is a carbon removal standard and registry.

Forerunner is a Series B company building the AI-powered intelligence layer for government agencies and regulated industries — helping large cities and counties finally make sense of the data they already have. Here's the problem we're solving: cities spend millions on permit systems, GIS, and asset management tools, but still can't answer their most important operational questions. Data sits fragmented across...

Since 2017, our mission has been to address the dramatic surge in atmospheric carbon levels by utilizing CO2 as a climate solution. We’re united by our drive to move society towards a more sustainable future by creating innovative solutions that directly curb the emissions that affect climate change. We do this by using technology that converts CO2 into the highest quality...

Energy demand is skyrocketing, and renewable energy is the most scalable path forward. But today’s development process can’t move fast enough to meet global goals. Paces exists to change that. We are building software and services to accelerate renewable energy deployment and lower costs - unlocking one of the greatest opportunities of our time: transforming how infrastructure gets built and ensuring...

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...

Flatiron Energy develops, builds, owns, and operates standalone utility-scale energy storage. Our energy storage systems help integrate renewable energy onto the grid, replace fossil fuel plants, and increase grid reliability.

By design, Avnos is the world’s best shot to get to gigaton scale of carbon dioxide removal from direct air capture. We are a driven team of scientists, engineers and technical operators working together to solve one of the most fascinating and impactful problems the world has to solve: removing legacy carbon emissions in service of cooling the planet. We know...

Queens Carbon is pioneering breakthrough technology to efficiently produce carbon-neutral cementitious materials — without the green premium. Our patented manufacturing process, known as “The Instant Pot of Cement Manufacturing,” uses water to lower production temperatures, dramatically improving energy efficiency and cutting emissions. Backed by Breakthrough Energy Fellows, ARPA-E, world-class climate investors, and strategic partners, we’re proving that sustainability can be...

Positive Energy is New Mexico's leading installer of solar electrical systems. As a local, employee owned, certified B-corporation, we value honesty, integrity, transparency and, above all else, doing the right thing. We believe in a triple bottom line of: People, Profit, and Planet. ☼ Most Experienced (most NABCEP Certified employees, installing over 3,500 solar systems in NM) ☼ Not Just Branches, Roots...

APX Energy is an independent oil and gas exploration company that specializes in private placements.