How much funding has Solstice raised?

Solstice has raised $55.8M in total funding, most recently a series a round.

Who are Solstice's investors?

Solstice's investors include Total Carbon Neutrality Ventures, Transformation Capital, Clean Energy Ventures, Obvious Ventures, Twelve Below, Powerhouse Ventures.

Where is Solstice headquartered?

Solstice is headquartered in Boston, Massachusetts, United States.

What industry is Solstice in?

Solstice operates in Clean Tech, Climate Tech, Energy.

Solstice

Acquired

Clean energy for every community

Boston, United States · Founded 2017 · $55.8M raised

Clean Tech

Climate Tech

Energy

Headquarters: Boston, Massachusetts
Employees: 11–50
Founded: 2017
Business Model: B2B

Website: solstice.us
Total Funding: $55.8M
Last Round: $21.0M Series AMay 2026
Rounds: 7

About

Solstice was founded in 2014 by Sandhya Murali and Steph Speirs out of MIT as a nonprofit focused on bringing solar power to underserved communities. Today operating as a for-profit, Solstice connects tens of thousands of households and businesses to local solar farms, helping them access affordable clean energy without installing their own panels. The company also provides services for businesses and government to advance their clean energy impact, with a machine learning product called EnergyScore that uses alternative credit qualification models.

Summary

Solstice is a Clean Tech company based in Boston, United States, founded in 2017. It has raised $55.8M in total across 7 rounds, most recently a $21.0M Series A round in May 2026. Investors include Total Carbon Neutrality Ventures, Transformation Capital and Clean Energy Ventures.