Organization · Other
Forty8 Capital
Forty8 Capital, now operating under Black Mountain, is an investment platform focused on the energy sector, particularly oil and gas, battery metals, and energy storage. Based in Fort Worth, Texas, it emphasizes building and funding energy companies directly.
Overview
What Forty8 Capital does
What Forty8 Capital is
Forty8 Capital, now operating under Black Mountain, is an investment platform focused on the energy sector, particularly oil and gas, battery metals, and energy storage. Based in Fort Worth, Texas, it emphasizes building and funding energy companies directly.
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
- Other
- Founded
- Founded in 2007
- Approximate age
- About 19 years
- Structured capabilities
- Funder
- Last reviewed
- March 30, 2026
Official channels
Find Forty8 Capital elsewhere
Open the official website or a supported primary organization account.
Capability profile
Forty8 Capital as a funder
Investment thesis
Forty8 Capital focuses on identifying and capturing high-growth opportunities within the energy sector, leveraging extensive expertise in sourcing, developing, and operating assets globally.
Focus narrative
Forty8 Capital invests in diverse sectors within the energy industry, including oil and gas exploration and production, battery metals, frac sand, and energy storage. The organization seeks to identify high-growth opportunities and develop innovative solutions that enhance operational efficiency and sustainability.
Value beyond capital
Forty8 Capital adds value to its portfolio companies through its extensive industry expertise, operational support, and strategic guidance. The team of professionals brings a wealth of knowledge in energy operations and resource development, enabling portfolio companies to thrive in competitive markets.
Focus and fit
- Stages
- Friends and Family · Angel · Seed · Series A · Series B · Series C · Growth Equity
- Regions
- Global · United States
Availability
- Currently deploying
- Yes
Portfolio and track record
Portfolio context
Forty8 Capital has built several companies, including Black Mountain Oil and Gas and BM Energy Storage, and has collectively evaluated over $25 billion in exploration and production acquisitions. The organization has successfully deployed over $900 million across various ventures in the energy sector.
Common questions
What to know about Forty8 Capital
Upseed classifies Forty8 Capital under the Other 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
March 30, 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.