Organization · Venture Capital
MUUS Climate Partners
MUUS Climate Partners is a venture capital firm based in the United States that invests in sustainable and climate-related ventures, focusing on companies at the intersection of decarbonization and advanced technology.
Overview
What MUUS Climate Partners does
What MUUS Climate Partners is
MUUS Climate Partners is a venture capital firm based in the United States that invests in sustainable and climate-related ventures, focusing on companies at the intersection of decarbonization and advanced technology.
How it participates in the startup ecosystem
The current public profile supports funder 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 Capital
- Founded
- Founded in 1998
- Approximate age
- About 28 years
- Structured capabilities
- Funder
- Last reviewed
- April 23, 2026
Official channels
Find MUUS Climate Partners elsewhere
Open the official website or a supported primary organization account.
Capability profile
MUUS Climate Partners as a funder
Investment thesis
MUUS Climate Partners invests at the intersection of decarbonization and advanced technology, targeting companies near commercialization that can decarbonize major industries.
Focus narrative
MUUS Climate Partners specializes in investing in sustainable and climate-related ventures. The firm emphasizes investments that are at the cusp of commercialization, particularly in sectors that are hard to decarbonize, such as energy, construction, and industrial applications. Their approach includes measuring and tracking the actual emissions reduction potential of each portfolio company.
Value beyond capital
MUUS Climate Partners adds value to its portfolio companies by leveraging its extensive network and resources to support growth and commercialization. The firm employs a quantitative climate impact assessment methodology to track emissions reductions, ensuring accountability and enhancing the credibility of its investments.
Terms and economics
- Typical check
- $1,000,000–$5,000,000
Focus and fit
- Stages
- Seed · Series A · Series B · Growth Equity
- Regions
- United States
Availability
- Currently deploying
- Yes
Portfolio and track record
- Recorded portfolio count
- 30
Portfolio context
Notable portfolio companies include BrightNight, a tech-enabled global renewable power provider; Aepnus, a spinout from Lawrence Berkeley National Lab focusing on battery and electrochemistry; and Harvest Thermal, which offers an ultra-low emissions smart heat pump. The total portfolio across Funds I and II includes over 30 companies.
Common questions
What to know about MUUS Climate Partners
Upseed classifies MUUS Climate Partners under the Venture Capital organization type. Its current public profile includes funder 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
April 23, 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.