Greentown Labs Member Milestones — April 2024 

Our 200+ startups never fail to impress us with their hard work and commitment to scaling their climatetech solutions! Check out their latest accomplishments below. 

Interested in engaging with or joining our community of climatetech startups? Learn about how you can take action with our members or apply for startup membership


  • American Battery Technology Company—a startup with technologies for lithium-ion battery recycling, battery-metal extraction, and primary mineral resource development—was awarded $60M in tax credits to accelerate the construction of its next-generation battery recycling facility.
  • SWTCH Energy, which provides EV charging and energy-management solutions for high-density urban settings, raised a $27.2M Series B to bring EV chargers to apartment and condo buildings. 
  • Nth Cycle, which uses low-emission technology to extract and refine critical metals, was awarded a $7.2M tax credit allocation from the U.S. Department of Energy (DOE) as part of the Advanced Energy Project Tax Credit (48C) program for its metal-refining facility in Fairfield, Ohio. 
  • Sublime Systems, a startup decarbonizing cement-making, received $6.7M in funding from the DOE for its “Advanced Electrolytic Cement Process for Lower-Energy Use with Alternative Calcium Sources” project.
  •, which uses 3D-mapping sensors and AI to improve outdated data collection and analysis processes, raised $6M in new investments to grow its partnerships with engineering firms. 
  • Phoenix Tailings, a fully clean mining and metals-production startup, received a $1.4M Massachusetts state grant to support its Burlington, MA facility and grow workforce-development opportunities.   
  • Verde Technologies announced several investments that will advance its next-generation, lightweight, flexible solar panels. 
  • Greentown alum Via Separations and International Paper Company (IP) received funding from the DOE to decarbonize a thermal process at IP’s site in Louisiana using the startup’s membrane technology for chemical separations. 
  • Carbon to Value Initiative Year 3 participant Global Algae, which grows algae to capture CO2 to produce protein and oil, received $1M from the DOE to develop an open raceway cultivation system for carbon capture to make polyurethane consumer products. 
  • Greentown alum Verne announced funding led by Trucks Venture Capital—with participation from existing investors, including Greentown partners United Airlines and Amazon’s Climate Pledge Fund—to accelerate the development of high-density hydrogen storage for heavy-duty transportation.
  • Greentown alum Moment Energy, which provides clean and affordable battery energy storage systems, received a $6M tax credit to build the first large-scale UL 1974-certified manufacturing facility in North America. 

Partnerships + Deployments 

Awards + Recognitions