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Prime Impact Fund

Impact investor

Cambridge · Pre-Seed–Seed · 14 people tracked

Also known as PRIME MANAGEMENT COMPANY I, LLC

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Investment thesis

Prime Impact Fund invests in early-stage, transformative technology companies that could achieve gigaton-scale climate impact and become pillars of a low-carbon economy. Using catalytic capital with a long-term orientation, the fund targets high-risk, high-reward ventures and evaluates both techno-economics and climate impact with equal, fact-based rigor. Its investors are visionary families, foundations, and corporations, and it believes breakthrough innovation can emerge from all backgrounds, genders, and places. The fund is an initiative of Prime Coalition.

Source: firm website, verified Aug 3, 2026.

Stage
Pre-Seed–Seed
Check
$1M – $4M
HQ
Cambridge, Massachusetts, US
Leads rounds
Follows
Instruments
Equity
Private fund assets
$145.5M
VC funds
1
Tracked investments
16

Team · 14 people

from the firm's website
Dr. Johanna Wolfson· Managing Director
Ally Harada· Partner and COOin
Af Hernandez· Principalin
Dr. Jillian Chase· Principal
Jillian Chase· Principalin
Carrie Winters· Executive Assistantin
Eric Yao· Investment Analystin
Mariama Seydi· Climate Justice Advisorin

What they invest in

from 7 of 16 portfolio companies

Cleantech ×5Climate Tech ×4AgTech ×3New Materials ×3Biotech ×2FoodTech ×2Advanced Manufacturing ×1Circular Economy ×1

HQs:United States×8

Investments · 16 tracked

founders shown can be your intro path
avalancheavalanche.energyin𝕏
Charm Industrialcharmindustrial.comin𝕏

Charm Industrial converts agricultural residues into bio-oil and injects it underground to remove carbon from the atmosphere at scale.

AgTechCleantechClimate Tech

Shaun Meehan(Chief Scientist and co-founder)

clean-cropcleancroptech.com

Clean Crop Technologies makes DriPRIME, a cold plasma seed and crop treatment that uses air and electricity to remove pathogens, boost seed vigor, and reduce post-harvest losses for farmers.

AgTechCleantechFoodTech

Daniel Cavanaugh(Co-Founder)

Leadingedgetechleadingedgetech.io
Lilac Solutionslilacsolutions.comin

Lilac Solutions develops direct lithium extraction technology using ceramic ion exchange media, enabling fast, clean, and affordable lithium production from brines for the electric vehicle and battery industries.

CleantechClimate TechEnergyNew MaterialsOakland, US

David Snydacker(President & Chief Technology Officer)inNicholas Goldberg(Chief Legal Officer of Issuer)Ian Pearce(Director)inDavid Gelinas(Chief Financial Officer of Issuer)inSamuel Romer(Director)Raef Sully(Chief Executive Officer of Issuer)in

MicroByremicrobyre.com

BiotechSan Francisco, US

Matthew Nordan(Director)Rik Wehbring(Director)Jeffrey Anderson(Executive Officer, Director)Sarah Richardson(Executive Officer, Director)

noon-energynoon.energy

Palo Alto, US

Christopher Ronald Graves(Executive Officer, Director, Promoter)Richard M. Swanson(Director)Amy Duffuor(Director)Mary Kalee Whitehouse(Executive Officer, Promoter)

Ovipostovipost.comin𝕏

Ovipost farms insects and worms to produce protein by converting organic waste, positioning insect farming as a sustainable protein source and upcycling solution.

Advanced ManufacturingAgTechBiotechCircular EconomyClimate TechConsumerFoodTechLaBelle, US

Trina Chiasson(Founder/CEO)inJames Ricci(Founder/CTO)in

sublimesublime-systems.comin

Sublime Systems develops an energy-saving, carbon-reducing process for manufacturing cement from previously inaccessible minerals.

CleantechClimate TechConstruction TechNew MaterialsBoston, US

Leah Ellis(Co-founder)Yet-Ming Chiang(Co-founder)in

Treau

San Francisco, US

Dorian West(Director)Kerry Cooper(Director)Vincent Romanin(Executive Officer, Director)

Tynttynt.ioin

Tynt develops dynamic light control film based on Reversible Metal Electrodeposition (RME) technology, enabling tunable tint for glass and plastic surfaces in buildings, vehicles, and wearables.

CleantechDeep TechNew MaterialsBoulder, US

Ameen K. Saafir(President)Sebastian Peck(Director)Johanna Wolfson(Director)Michael McGehee(Chief Scientist)Chris Collier(Director)Tyler Hernandez(CEO & Co-founder)

Vestavesta.earth

Advances coastal carbon capture by accelerating natural weathering of olivine rock

via-separationsviaseparations.com

Cambridge, US

Brent Keller(Executive Officer, Director)Katie Rae(Director)Shreya Dave(Executive Officer, Director)Arunas Chesonis(Director)

Frequently asked questions

What stage does Prime Impact Fund invest at?
Prime Impact Fund invests at the Pre-Seed, Seed stages.
What is Prime Impact Fund's typical check size?
Prime Impact Fund typically writes checks of $1M – $4M.
What sectors does Prime Impact Fund focus on?
Prime Impact Fund focuses on Cleantech, Climate Tech, Deep Tech, Impact & Social Good.
Where is Prime Impact Fund located?
Prime Impact Fund is headquartered in Cambridge, US.
Does Prime Impact Fund lead rounds?
Prime Impact Fund typically participates in rounds rather than leading them.

Media · Podcasts & interviews

featuring the team

NEWIEE "Ask Me Anything!" with Prime Impact Fund's Amy Duffuor

New England Women · Amy Duffuor

Images

Prime Impact Fund photo

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