Organization · Venture Studio
Marble
Marble is a climate tech venture studio based in the United States, focused on developing deeptech startups that address the climate crisis. They partner with scientists and engineers to create innovative solutions for reducing emissions and enhancing climate resilience.
Overview
What Marble does
What Marble is
Marble is a climate tech venture studio based in the United States, focused on developing deeptech startups that address the climate crisis. They partner with scientists and engineers to create innovative solutions for reducing emissions and enhancing climate resilience.
How it participates in the startup ecosystem
The current public profile supports funder and program host 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
- Last reviewed
- March 5, 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.
Open the glossary entryOfficial channels
Find Marble elsewhere
Open the official website or a supported primary organization account.
Capability profile
Marble as a funder
Investment thesis
Marble invests in early-stage climate tech companies, particularly at the pre-seed stage, targeting sectors like energy and agriculture. They focus on developing radical solutions to hard-to-abate emissions.
Focus narrative
Marble invests in early-stage climate tech companies, particularly at the pre-seed stage. The organization targets sectors such as energy, agriculture, and carbon removal, focusing on developing radical solutions to hard-to-abate emissions. Their approach includes mentoring and supporting founders in building ventures with significant impact potential.
Focus and fit
- Stages
- Pre-seed · Seed
- Regions
- United States
Availability
- Currently deploying
- Not published
Portfolio and track record
Portfolio context
Marble's portfolio includes several notable companies: Aerleum develops reactive direct air capture technology to convert CO2 into methanol for decarbonizing shipping, aviation, and chemicals. Vema Hydrogen focuses on producing clean hydrogen at below $1/kg from geological sources. Recupere Metals aims to transform the copper wire industry by rethinking the production process. Centeon works on direct green ammonia synthesis for decarbonizing fertilizers and fuels. AtmoCooling seeks to convert coastal deserts into farmland and solar power sources. Bloomineral develops concrete materials that sequester atmospheric CO2. Norma innovates in electrochemical direct air capture technology. CryoBio utilizes protein for climate adaptation and mitigation. Merino provides scalable climate control systems for home resilience. Triple creates products to enhance productivity and reduce carbon footprints for cattle farmers. Quiet Bioenergy unlocks biogas production through advanced anaerobic digestion techniques.
Capability profile
Marble as a program host
Program thesis
Marble's mission is to develop radical solutions to hard-to-abate emissions through early-stage climate tech ventures. The studio focuses on impactful innovations in energy, agriculture, and carbon removal.
Focus narrative
Marble focuses on early-stage climate tech companies, particularly at the pre-seed stage. The studio targets sectors such as energy, agriculture, and carbon removal, emphasizing the development of radical solutions to hard-to-abate emissions. Their approach includes mentoring and supporting founders to build ventures with significant impact potential.
Value and support
Founders at Marble receive mentorship, support in building their ventures, and access to a network of scientists and engineers. The studio is committed to helping startups develop innovative solutions that can make a substantial impact on the climate crisis.
Availability
- Application state
- Not published
Focus and fit
- Stages
- Pre-seed · Seed
- Regions
- United States
Alumni and track record
Alumni context
Marble's portfolio includes notable companies such as Aerleum, which develops direct air capture technology; Vema Hydrogen, producing clean hydrogen; and Recupere Metals, transforming the copper wire industry. Other alumni include Centeon, AtmoCooling, and Bloomineral, all focused on innovative climate solutions.
Common questions
What to know about Marble
Upseed classifies Marble under the Venture Studio organization type. Its current public profile includes funder and program host capabilities.
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 5, 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.