
Jeffrey Carnrite
President
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- Full Name
- Jeffrey Carnrite
- Title
- Partner
- Firm
- Carnrite Ventures
- Firm Type
- Venture capital firm
- Investment Stage
- Pre-seed to Series B
- Check Size
- $500K referenced as an example Carnrite Ventures check in a Stavis Wealth / Carnrite Ventures LinkedIn promotion
- Target Company Profile
- Early-stage technology companies where Carnrite can add capital, sector expertise, strategic support, customer introductions, and network access
- Sector Focus
- Energy technology, climate technology, industrial technology, healthcare technology, biotech, digital health, selected deep tech
- Geographic Focus
- United States, with strong Texas and Houston network emphasis
- Location
- Houston, Texas
Background
Jeffrey “Jeff” Carnrite is a Partner at Carnrite Ventures, a Houston-based venture capital firm investing in technology companies across the United States. The firm reports roughly $25 million in assets under management and focuses primarily on pre-seed through Series B companies in energy, industrial, climate, and healthcare technology.
Carnrite joined Carnrite Ventures in 2020. His current responsibilities include deal sourcing, transaction due diligence, deal execution, and ongoing management of the Carnrite Ventures portfolio. A 2020 announcement described him as joining The Carnrite Group’s investment arm as President of Carnrite Ventures, responsible for managing existing investments, identifying new opportunities, and expanding the portfolio.
Before Carnrite Ventures, he worked in the energy investment banking division of RBC Capital Markets, where he focused primarily on upstream and midstream energy transactions. Earlier in his career, he held oil and gas marketing, corporate planning, and business development roles at Chesapeake Energy and Trinity River Energy.
Carnrite holds a BBA in Finance from Texas A&M University and an MBA from the University of Texas. SEC filings for Carnrite Ventures Opportunity Fund I list Jeffrey Carnrite as Managing Member of the General Partner and show him signing the Form D on March 10, 2026.
Investment Thesis & Focus
- Invests in early-stage technology companies across the United States, primarily from pre-seed to Series B.
- Core focus areas are energy technology, industrial technology, climate technology, healthcare technology, and biotech.
- Carnrite Ventures emphasizes active support after investing: sector expertise, strategic guidance, customer introductions, and network access.
- The firm’s stated goal is to leverage experience, network, and capital to help founders scale businesses and create value for customers, employees, founders, and investors.
- Carnrite’s 2025 RBL quote highlights interest in scalable venture-building platforms: “exactly the kind of scalable platform we look for.”
- Stavis Wealth’s partnership announcement says 90% of Carnrite’s investments come through long-standing relationships and a deep network, particularly tied to Texas roots.
- Carnrite’s Stavis podcast appearance framed the firm’s strategy around smaller funds, deep sector expertise, tangible network effects, careful selection, and a “fund size as strategy” approach.
Notable Investments
- RBL LLC: Houston biotech venture creation studio incubated at Rice University and located in TMC Helix Park; Carnrite Ventures made a strategic investment announced September 3, 2025.
- Nest Collaborative: Virtual lactation support platform; Carnrite Ventures participated in the company’s $6 million Series A announced January 16, 2024.
- Persefoni: Carbon accounting and sustainability management software company; Carnrite Ventures participated in a $3.5 million seed round announced in August 2020.
- Syntiant: Edge AI chip and deep-learning technology company; listed in Carnrite Ventures’ active portfolio and filed for an IPO in July 2026.
- Colossal Biosciences: De-extinction and genetic engineering company focused on species restoration; listed in Carnrite Ventures’ active portfolio.
- Form Bio: DNA analytics and computational biology company spun out of Colossal; listed in Carnrite Ventures’ active portfolio.
- Cerby: Identity security automation platform for disconnected and nonstandard applications; listed in Carnrite Ventures’ active portfolio.
- Helix Earth Technologies: Houston-based NASA-born air technology company; listed in Carnrite Ventures’ active portfolio.
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