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Lowercarbon Capital — Portfolio

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

196
Companies
$8.0B
Total invested
$49.8M
Avg. check
55
Industries
Energy 5Renewable Energy 5Environmental Consulting 5Clean Energy 4Information Technology 4Environmental Engineering 4+49 more
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Portfolio companies

Showing 1–24 of 196
Xcimer Energy
September 2026

Xcimer Energy is an inertial fusion company offering laser-driven fusion to provide cheap, abundant, and carbon-free energy.

Energy · Denver$100.0M Venture - Series Unknown
Zap Energy
September 2024

Zap Energy is developing compact fusion power that doesn't require magnets or lasers.

Clean Energy · Everett$130.0M Series D
Earthmover
September 2025

Earthmover is a cloud-native scientific data platform that helps teams manage, analyze, and deliver large-scale tensor data.

Agentic AI · Nyack$7.2M Seed
Cloud to Street
September 2022

Cloud to Street is a satellite and AI platform to track floods in near real-time anywhere on earth.

Artificial Intelligence (AI) · New York$12.0M Series A
Mombak
September 2026

Mombak is a carbon removal company that specializes in large-scale reforestation projects in the Amazon rainforest.

Environmental Consulting · São Paulo$38.9M Debt Financing
Vaulted Deep
September 2026

Vaulted Deep provides proven technology solutions for permanent carbon removal to promote local environmental and community health.

Carbon Capture · Houston$35.0M Debt Financing
Rainmaker
September 2026

Rainmaker develops cloud-seeding technology designed to increase precipitation and support water-resource management.

CleanTech · El Segundo$100.0M Series B
Rune Energy
September 2026

Rune Energy manufactures and operates modular AI data centers that use power electronics to connect to clean energy assets.

Artificial Intelligence (AI) · San Francisco$40.0M Series A
Zanskar
September 2026

Zanskar develops data-driven technology to identify and develop geothermal energy resources.

Analytics · Salt Lake City$40.0M Grant
Cloover
September 2026

Cloover provides embedded financial services, software, and energy solutions to facilitate a successful energy transition.

Embedded Systems · Stockholm$100.0M Debt Financing
UNDO
September 2024

UNDO is a carbon removal company specialising in enhanced rock weathering.

Carbon Capture · LondonDebt Financing
unspun
August 2026

unspun is building the automated apparel manufacturing supply chain with ai-powered 3D weaving

3D Technology · Emeryville$10.2M Venture - Series Unknown
Compound Foods
August 2021

Compound Foods produces beanless coffee and cacao for beverage solutions.

Coffee · San Francisco$4.5M Seed
Terraton
August 2025

Terraton is a biochar platform that provides equipment, design, and financing to agribusiness operators.

Biopharma · San Francisco$11.5M Seed
Seabound
August 2025

Seabound offers an onboard carbon capture system for ships that traps CO₂ emissions as solid carbonate pebbles.

Carbon Capture · LondonGrant
Mosa Meat
July 2026

Mosa Meat develops cultured beef products by growing meat from animal cells, eliminating the need for traditional livestock farming methods.

Agriculture · Maastricht$1.0M Debt Financing
Minus
July 2023

Minus is a beanless coffee company which produces coffee.

Coffee · San FranciscoSeed
Thea Energy
July 2026

Thea Energy is an energy company that develops fusion energy technology to simplify the construction and operation of fusion power systems.

Clean Energy · Kearny$20.0M Grant
Dioxycle
July 2023

Dioxycle is develop electrolyser solutions for carbon dioxide emissions.

Environmental Engineering · Paris$17.0M Series A
Normative.io
July 2022

Normative.io is a carbon accounting engine that helps businesses achieve net zero emissions.

Consulting · Stockholm$31.7M Series B
Carbyon
July 2025

Carbyon is a Netherlands-based company that develops direct air capture (DAC) technologies.

Carbon Capture · EindhovenSeries A
Running Tide
July 2023

The global ocean health company harnessing the power of ocean for a climate positive future.

CleanTech · Portland$250K Grant
Uncommon
June 2023

Uncommon is about providing with that juicy, tender, and delicious meat they love but without harming their health, planet, and animals.

Biotechnology · Cambridge$30.0M Series A
Urban Machine
June 2023

Urban Machine is a construction company that manufactures reclaims and co-creates locally sourced premium lumber products.

Building Material · Oakland$10K Grant

Where Lowercarbon Capital invests

Energy5
Renewable Energy5
Environmental Consulting5
Clean Energy4
Information Technology4
Environmental Engineering4

About Lowercarbon Capital's portfolio

How many companies has Lowercarbon Capital invested in?▸

Lowercarbon Capital has invested in 196 companies tracked in our database. The portfolio spans multiple industries and funding stages, from seed-stage startups to late-stage companies.

What industries does Lowercarbon Capital invest in?▸

Lowercarbon Capital's top investment sectors include Energy, Renewable Energy, Environmental Consulting, Clean Energy, Information Technology. The firm invests across 55 different industry categories.

What is Lowercarbon Capital's largest investment?▸

Among tracked funding rounds, Zap Energy received $130.0M in a Series D round. Lowercarbon Capital's total known invested capital is $8.0B.

What is the average investment size for Lowercarbon Capital?▸

Lowercarbon Capital's average investment size is $49.8M across its portfolio of 196 companies.

What are Lowercarbon Capital's most recent investments?▸

Recent Lowercarbon Capital portfolio additions include Xcimer Energy, Zap Energy, Earthmover, Cloud to Street, Mombak. These companies were founded in 2020 or later.

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