Tomas Ackerman, co-founder of Carnelian Energy Capital Management. See sector focus and contact routes.
Tomas Ackerman, co-founder of Carnelian Energy Capital Management, invests in lower-middle-market upstream exploration and production companies and midstream infrastructure assets in North American onshore basins, typically targeting enterprise values under $500 million with check sizes ranging from $25 million to $75 million. His distinctive thesis focuses on backing small, founder-operated energy companies during periods of institutional retrenchment from the sector, emphasizing a less competitive and less efficient market segment. Notable portfolio activity includes a 2024 private equity investment in Zavanna Energy and a 2024 exit of Ridgemar Energy, reflecting the firm’s 19 total investments and 4 exits in the energy sector.
StartupFundraising tracks this investor record from SEC filings and announced rounds, updating focus, location and portfolio history as new data lands. Use it to gauge fit before an outreach, then widen the search to investors in Houston.
Investors like Tomas Ackerman · Full investor directory · Investor access · Company funding database
The Startup Fundraising Platform
Raise funds for your startup
Find the right investors and get real replies — instantly, powered by AI.
Takes 30 seconds · No credit card · Cancel anytime
Slide-by-slide guide