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Carbon13 — Portfolio, Page 2

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

55
Companies
$50.6M
Total invested
$991K
Avg. check
43
Industries
Software 5Artificial Intelligence (AI) 4Biotechnology 4Food and Beverage 4CleanTech 4Chemical 3+37 more
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Portfolio companies

Showing 2548 of 55
Differential Bio
December 2024

Differential Bio is enabling the next wave of cost-competitive bioproducts through lab automation and AI.

Artificial Intelligence (AI) · Munich$2.1M Pre-Seed
Recycle Roots
January 2026

Biomass to biochar using proprietary advanced pyrolytic technology in a Disposal as a Service model

Agriculture · CrewkerneSeed
Lambda Quantech Ltd
November 2025

Smart fugitive emissions detectors

London$118K Grant
Nium
January 2025

Nium develops patent pending nanotechnology that produces greener ammonia.

Chemical Engineering · HarwellNon-equity Assistance
MannyAI
November 2024

MannyAI connects fashion brands with suppliers to enable agile, on-demand production and reduce waste.

Apparel · West Dulwich$1.3M Pre-Seed
Eslando
November 2024

Eslando is a circular technology company building the world’s first AI-powered B2B marketplace for trading verified textile waste.

B2B · London$103K Grant
Limetrack
November 2025

Limetrack is a disruptive food waste technology company that adds value to food waste by efficiently collecting data on it.

Analytics · London$1.3M Debt Financing
Carbon Cell
October 2025

Carbon Cell is a biotechnology company that provides a sustainable alternative to traditional polymer-based foams.

Biotechnology · London$35K Grant
Nina Energy
October 2025

Nina Energy is an expert in creating and implementing thermochemical conversion systems for biomass waste.

Renewable Energy · Quito$268K Pre-Seed
TetraxAI
January 2026

TetraxAI is a clean technology company that provides an AI-powered software platform for renewable energy infrastructure projects.

Clean Energy · Madrid$1.4M Pre-Seed
Future Greens
December 2025

Future Greens is a landscaping company that specializes in vertical and indoor farming for growing green vegetables in urban areas.

Farming · Sheffield$456K Seed
17Cicada
September 2025

17Cicada creates a novel bacterial platform that converts waste into building blocks for polymers, textiles, cosmetics, and other products.

Biotechnology · Cambridge$32K Equity Crowdfunding
Ki Hydrogen
August 2025

Ki Hydrogen is a deep-tech venture that develops waste-to-hydrogen technology.

Renewable Energy · LondonNon Equity Assistance
Hoopsy
July 2025

Hoopsy is on a mission to eliminate the 25 million kg of plastic from lateral flow tests world wide

Health Care · London$272K Undisclosed
Samudra Oceans
June 2025

Samudra Oceans is a robotics AI startup that offers static robotic monitoring solutions for seaweed farming

CleanTech · LondonNon Equity Assistance
PuriFire Energy
March 2025

Pioneering Green Hydrogen and Bio-methanol Production

Chemical · CambridgeNon Equity Assistance
Adia Thermal
January 2025

Adia Thermal provides technology that enables heat pumps installations.

Environmental Engineering · London$1.7M Pre-Seed
Deep Blue Biotech
November 2024

Deep Blue Biotech uses synthetic biology to decarbonize chemicals, aiming for sustainable solutions to combat the climate crisis.

Biotechnology · Stowmarket$800K Pre-Seed
Mozaic Earth
July 2024

Mozaic Earth offers AI-driven environmental services, helping organizations measure, manage, and reduce their ecological footprint.

Artificial Intelligence (AI) · London$643K Pre-Seed
Optimise AI
July 2024

Optimise AI is an It consulting firm.

Information Services · Cardiff$951K Seed
Remy
May 2024

Remy’s application leverages AI to reduce household food waste by 70%, whilst collecting novel user behaviour and Scope 3 emissions data.

Artificial Intelligence (AI) · London$438K Pre-Seed
Kestrix
October 2023

Kestrix is on a mission to scale the retrofit with data.

Software · LondonGrant
Materials Nexus
July 2023

Materials Nexus is a deep-tech company accelerating the change to net-zero materials

Artificial Intelligence (AI) · London$2.6M Seed
FoodSquared
April 2023

FoodSquared is a B2B food tech company that enables the next generation of plant-based shellfish starting with shrimp.

Food and Beverage · Cambridge$137K Pre-Seed

Where Carbon13 invests

Software5
Artificial Intelligence (AI)4
Biotechnology4
Food and Beverage4
CleanTech4
Chemical3

About Carbon13's portfolio

How many companies has Carbon13 invested in?

Carbon13 has invested in 55 companies tracked in our database. The portfolio spans multiple industries and funding stages, from seed-stage startups to late-stage companies.

What industries does Carbon13 invest in?

Carbon13's top investment sectors include Software, Artificial Intelligence (AI), Biotechnology, Food and Beverage, CleanTech. The firm invests across 43 different industry categories.

What is Carbon13's largest investment?

Among tracked funding rounds, Materials Nexus received $2.6M in a Seed round. Carbon13's total known invested capital is $50.6M.

What is the average investment size for Carbon13?

Carbon13's average investment size is $991K across its portfolio of 55 companies.

What are Carbon13's most recent investments?

Recent Carbon13 portfolio additions include Differential Bio, Recycle Roots, Lambda Quantech Ltd, Nium, MannyAI. These companies were founded in 2020 or later.

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