Skip to main content

Grantham Foundation — Portfolio

Investor actively backing innovative startups and growth-stage companies across various industries and funding rounds.

51
Companies
$295.0M
Total invested
$7.8M
Avg. check
41
Industries
AgTech 5Biotechnology 5Environmental Consulting 4Environmental Engineering 4Agriculture 4Energy 3+35 more
Founder contacts

Verified emails & LinkedIn for founders across this portfolio.

jane@on●●●●●●●.com
linkedin.com/in/●●●●●●
Verified contacts, updated monthly
Get instant access →

Portfolio companies

Showing 124 of 51
Banyu Carbon
September 2022

Banyu Carbon focuses on developing a novel photocatalytic approach to marine carbon dioxide removal.

Environmental Consulting · Seattle$6.5M Seed
Canopy Farm Management
September 2024

Canopy Farm Management is an agriculture-based company that provides tree planting and management services to farmers and landowners.

Agriculture · Spring Green$500K Seed
Hephae Energy Technology
July 2026

Hephae Energy Technology is an energy company that offers integrated drilling system to enable the generation of geothermal energy.

Energy · Spring$17.8M Series A
Allegro Energy
July 2025

Allegro Energy is a developer of energy storage technology focus on sustainable solutions for a zero carbon economy.

Energy · Newcastle$1.2M Grant
Quercus Biosolutions
July 2026

Quercus Biosolutions is an agricultural biotechnology startup that uses generative AI to design and develop novel crop protection products.

Agriculture · St Louis$5.0M Seed
Travertine
June 2024

Travertine process accelerates the Earth’s natural carbon cycle to precipitate carbonate minerals from carbon dioxide in the air.

Chemical · Boulder$8.5M Venture - Series Unknown
Cella
June 2023

Cella is an energy company that designs a geologic carbon sequestration platform, transforming atmospheric carbon into mineralized rock.

Energy · New York$3.3M Seed
Savanna Institute
June 2023

Savanna Institute is a nonprofit organization that works to promote widespread agroforestry with farmers and scientists.

Charity · Spring Green$12.7M Grant
Carbon America
May 2023

Carbon America transforms the carbon capture and sequestration industry by lowering costs and increasing deployment.

Carbon Capture · ArvadaVenture - Series Unknown
Renewable Metals
April 2026

Renewable Metals allows outdated batteries to retain essential minerals, extending their useful life.

Battery · Welshpool$8.6M Series A
Ucaneo
March 2025

Ucaneo is an environmental services company that develops carbon removal technology designed to capture carbon dioxide from the air.

Carbon Capture · BerlinSeed
Napigen
March 2024

NAPIGEN is a biotechnology company that addresses novel genome engineering of various organisms such as plants, microbes, and animals.

Agriculture · WilmingtonGrant
Edacious
February 2025

Edacious is a Public Benefit Corporation that develops a radical transparency-based food verification system.

AgTech · Marlborough$8.1M Seed
Arkea Bio
September 2025

Arkea Bio develops technology to cut greenhouse gas (GHG) emissions from the agricultural industry.

Biotechnology · Charlestown$7.0M Series A
Steward
August 2025

Steward is a private lending platform that finances the growth of regenerative farms and food producers.

Commercial Lending · Portland$1.4M Venture - Series Unknown
InventWood
April 2025

InventWood develops cellulose-based materials for environmental.

Biotechnology · College Park$15.0M Series A
Vema Hydrogen
February 2025

Vema Hydrogen is a pioneering clean hydrogen production company. It helps to fight the enormous decarbonization issue.

CleanTech · Wilmington$13.0M Seed
Carbon Ridge
October 2024

Carbon Ridge is a technology that offers a fuel-independent method to decarbonize ships.

Service Industry · Los Angeles$9.5M Venture - Series Unknown
Paebbl
October 2024

We re-store captured carbon into industrial raw materials

Building Material · Stockholm$25.0M Series A
Switch Bioworks
September 2024

Switch Bioworks produces sustainable nitrogen fertilizer by reprogramming naturally occurring symbiotic microbes to produce fertilizers.

Agriculture · San Carlos$17.0M Seed
CapShift
July 2024

CapShift is an impact investing platform that allows financial and philanthropic institutions to invest for a better tomorrow.

Financial Services · West Newton$2.7M Venture - Series Unknown
Ocean Rainforest
October 2023

Ocean Rainforest offer a collection of premium fully-traceable seaweed products, mostly for food and cosmetic producers.

Food Processing · Torshavn$4.5M Series A
Atlas Materials
September 2023

Atlas is a process to create carbon negative materials for industry use.

Industrial · Claymont$27.0M Series A
EDAC Labs
August 2023

EDAC Labs provides electrochemical production of acid and base to decarbonize the world.

Environmental Consulting · Baltimore$3.0M Seed

Where Grantham Foundation invests

AgTech5
Biotechnology5
Environmental Consulting4
Environmental Engineering4
Agriculture4
Energy3

About Grantham Foundation's portfolio

How many companies has Grantham Foundation invested in?

Grantham Foundation has invested in 51 companies tracked in our database. The portfolio spans multiple industries and funding stages, from seed-stage startups to late-stage companies.

What industries does Grantham Foundation invest in?

Grantham Foundation's top investment sectors include AgTech, Biotechnology, Environmental Consulting, Environmental Engineering, Agriculture. The firm invests across 41 different industry categories.

What is Grantham Foundation's largest investment?

Among tracked funding rounds, Atlas Materials received $27.0M in a Series A round. Grantham Foundation's total known invested capital is $295.0M.

What is the average investment size for Grantham Foundation?

Grantham Foundation's average investment size is $7.8M across its portfolio of 51 companies.

What are Grantham Foundation's most recent investments?

Recent Grantham Foundation portfolio additions include Banyu Carbon, Canopy Farm Management, Hephae Energy Technology, Allegro Energy, Quercus Biosolutions. These companies were founded in 2020 or later.

Reach the founders behind these 51 companies
Verified emails and LinkedIn profiles, updated monthly.
Get instant access →