Celsius Energy is a geothermal heating and cooling company with a US office in Cambridge, Massachusetts, operating as a venture of SLB (formerly Schlumberger). The company specializes in geoenergy systems for commercial, multifamily, educational, healthcare, and municipal buildings, using shallow ground-source heat exchange and a patented inclined-probe drilling technology that minimizes land use. In the US, Celsius Energy is developing a utility-scale geothermal heating and cooling network in Framingham, Massachusetts, converting a 37-building neighborhood from gas to renewable geoenergy in partnership with Eversource. Beyond installation, the company provides AI-assisted building performance monitoring, digital operations support, and help accessing financing and regional subsidy programs. Celsius Energy holds a Ground Loop Installer membership in IGSHPA and has earned the 2025 EnerGaia Innovation Trophy (Deployability), the 2025 British Renewable Energy Award (Innovation), and the Dr. Jim Bose Heat Pump Award.
Verified active operator per https://www.celsiusenergy.com/us/homepage/ (live site, HTTP 200) and the scraped IGSHPA MA directory Ground Loop Installer listing (Bundle 4 audit 2026-05-28)
Celsius Energy combines geothermal design and installation with AI-assisted maintenance and digital operations optimization, plus direct assistance accessing third-party financing and regional subsidies.
