Massachusetts
Grantham Foundation
Grantham Foundation, based in Massachusetts, backs climate and energy startups at Seed and Series A, mostly leading rounds, with notable investments in Fervo Energy and Heirloom Carbon.
Entry stageSeed, Series A
Check sizen/a
Leads roundsYes
FocusClimate
Latest fundn/a
Investing team1 peopleNo activity since Sep
Who you would pitch at Grantham Foundation
1 person on the investing team. Partners are listed first.
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Check size not reported yet.
Bars: how many firms in the atlas report each band. Highlighted: this firm.No recent activity since September 2026. Quiet does not mean closed.
Weekly count of activity updates. Activity is not a confirmed deal.Before you pitch
How to reach them[email protected]
Notable investments
Fervo EnergyHeirloom CarbonLilac SolutionsVerdoxZap EnergyType One EnergyRunning TideVenceSummit NanotechRegrow
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Raising a pre-seed or seed round? We write $1M to $5M first checks and help founders with distribution. A partner reads every deck.
Send your deckAlert me when Grantham Foundation is active
One email when this firm shows new activity. Nothing else.
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Questions
What stage does Grantham Foundation invest in?
Grantham Foundation reports entry at seed, series a.
How much does Grantham Foundation invest?
Grantham Foundation has not reported a check size.
Does Grantham Foundation lead rounds?
Yes. Grantham Foundation says it can lead.
Who are the partners at Grantham Foundation?
Kevin Tidwell.
Is Grantham Foundation active right now?
No recent activity since September 2026.
Work at Grantham Foundation? Claim or correct this profile.