Organization · Venture Studio

Carbon13

Carbon13 is a venture builder based in Cambridge, UK, focused on addressing the climate emergency by supporting entrepreneurs in developing scalable climate tech solutions. The organization has expanded operations to Berlin, Germany.

Venture StudioFunderProgram hostEvent hostPublisher

Overview

What Carbon13 does

What Carbon13 is

Carbon13 is a venture builder based in Cambridge, UK, focused on addressing the climate emergency by supporting entrepreneurs in developing scalable climate tech solutions. The organization has expanded operations to Berlin, Germany.

How it participates in the startup ecosystem

The current public profile supports funder and program host and event host and publisher capabilities. Each capability below is shown separately so organization identity and role-specific information do not get conflated.

Operational profile

Organization status and context

Organization status describes the entity itself. Funding and program availability appear within the relevant capability profile.

Operational status
Active
Organization type
Venture Studio
Founded
Founded in 2021
Approximate age
About 5 years
Structured capabilities
Funder · Program host · Event host · Publisher
Last reviewed
March 16, 2026
What Venture studio means

A venture studio is an organization that systematically creates new startups by generating or sourcing ideas, validating them, building early products, recruiting founders or operators, providing shared resources, and retaining meaningful equity in the companies it helps create.

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Official channels

Find Carbon13 elsewhere

Open the official website or a supported primary organization account.

Capability profile

Carbon13 as a funder

Investment thesis

Venture builder selecting entrepreneurs to build climate-tech ventures with potential to reduce at least 10M tonnes CO2e per annum at scale. Focus on Earth's critical life support systems.

Focus narrative

GBP 120K for 7% equity ($150K USD). Pre-seed and seed only. Minimum CO2e impact target: 10M tonnes/year at scale. Sectors: energy, carbon removal, agriculture/food, built environment, transport, advanced materials, AI-applied climate. UK primary, EU expansion (Berlin).

Value beyond capital

350+ Domain Experts. Entrepreneurs in Residence. Carbon impact strategists. Corporate partners: EY, Arm, Barclays Eagle Labs. Investor readiness coaching. Community of 1,000+ trained founders.

Terms and economics

Typical check
$110,000–$145,000
Sweet spot
$130,000

Focus and fit

Stages
Pre-seed · Seed
Sectors
Advanced Materials · Carbon Capture · Climate · Energy · Food and AgTech · Mobility · Proptech

Availability

Currently deploying
Yes

Portfolio and track record

Recorded portfolio count
100
Investments in the last 12 months
100
Last recorded investment
February 28, 2026

Portfolio context

100+ ventures. Loop52 (plastic recovery from end-of-life vehicles), Demeter Bio (wastewater biotech), Fetch Energy (wave power), TetraxAI (AI for clean energy infra). Portfolio targeting 500M tonnes emissions reduction by 2040.

Capability profile

Carbon13 as a program host

Program thesis

Carbon13 aims to harness entrepreneurial spirit to create ventures that can reduce or remove at least 10 million tonnes of CO2e emissions annually when scaled. The organization operates in Cambridge and Berlin.

Focus narrative

The focus areas of Carbon13 include energy, materials, food systems, and transport. The organization is committed to investing in startups that have the potential to make a substantial impact on carbon emissions through innovative technologies.

Value and support

Founders participating in Carbon13's programs receive support in refining their product-market fit and investment readiness. The organization provides resources and mentorship to help startups scale effectively and achieve their climate impact goals.

Availability

Application state
Accepting

Focus and fit

Stages
Pre-seed · Seed
Regions
De · Europe · Global · Uk

Alumni and track record

Alumni context

Notable alumni companies include Samudra Oceans, which focuses on seaweed carbon capture, and Nium, which develops clean ammonia production using novel nanotechnology. Other alumni include MatNex, Bluemethane, Kestrix, Cocoon, Layrr, Shifted, Kita, and BioZeroc, each contributing innovative solutions to climate challenges.

Capability profile

Carbon13 as an event host

Event focus

Carbon13 is dedicated to addressing climate change through entrepreneurship by building and supporting ventures that can mitigate at least 10 million tonnes of CO2 equivalent emissions annually when scaled. The organization invests in climate technology startups across various sectors, including energy, food systems, materials, and transport, supporting ventures from ideation to pre-seed funding.

Format narrative

Carbon13 offers several programs, including the Venture Builder in Cambridge and Berlin, which are eight-month programs for aspiring founders to develop climate tech startups. They also run a Venture Accelerator for pre-seed startups to refine their business models and prepare for investment.

Participant value

Attendees gain insights into climate innovation, networking opportunities with potential co-founders and investors, and access to funding and resources to develop their climate tech ventures.

Format and cadence

Event types
meetup
Modality
in-person
Startups can present
Yes

Availability

Registration state
Accepting
Next event location
Berlin, Germany

Audience and fit

Selection criteria
open
Stages
Pre-seed · Seed
Audience
Founders · Investors

Speakers and past editions

Speakers

Dr. Nicky Dee - Co-founder and Chief Executive Officer; Michael Langguth - Co-founder & Chief Strategy Officer.

Capability profile

Carbon13 as a publisher

Editorial focus

Carbon13 is dedicated to tackling climate change by supporting and building ventures that can significantly reduce carbon emissions. Founded in 2021, the organization invests in climate technology startups across various sectors, including energy, food systems, materials, and transport. With a focus on innovations that can mitigate at least 10 million tonnes of CO2 equivalent emissions annually, Carbon13 supports ventures from ideation to pre-seed funding.

Audience value

Carbon13 provides aspiring founders with the resources, mentorship, and funding necessary to develop impactful climate technology startups. Their programs are designed to refine business models and prepare ventures for investment, ultimately contributing to significant reductions in carbon emissions.

Format and cadence

Content formats
newsletter, podcast, and webinar-series

Availability

Guest pitch state
Accepting

Flagship work and coverage

Flagship properties

Carbon13 publishes a newsletter to keep the community informed about startups' progress, news, and events. They also host the 'Climate Takes' podcast, which features discussions on various climate challenges and innovations.

Common questions

What to know about Carbon13

Upseed classifies Carbon13 under the Venture Studio organization type. Its current public profile includes funder, program host, event host, and publisher capabilities.

Next step

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Source and update disclosure

Know what this page is based on

Source basis

Public organization and program material, official websites, and structured Upseed records.

Last reviewed

March 16, 2026

Known limits

Capability profiles appear only when a structured public profile also contains decision-useful role evidence. Terms and availability can change.

Upseed is an independent guide. It is not affiliated with or endorsed by the organization described on this page.