Investment Firms in Houston, Texas, United States
As a major venture capital and startup hub, its ecosystem is deeply anchored by its legacy as the global energy capital, driving significant investment in climate, energy, and industrial technology. The presence of the Texas Medical Center, the world's largest medical complex, further establishes it as a leading center for healthcare and life sciences innovation. A growing venture capital scene, supported by strong university research and a focus on applied technologies, characterizes its entrepreneurial landscape.
Houston, Texas, United States's investment landscape is shaped by Climate & Energy, with 62% of its 27 investment firms focused on this sector. The most active by portfolio size are Chevron Technology Ventures, Mercury Fund, and Transpose Platform.
Climate & Energy dominates the investment landscape in Houston, with 62% of investment firms focused on this sector.
Houston is a particularly strong hub for early-stage investing, with over 96% of investment firms active at the Seed or Pre-Seed stage.
Last updated: 20 October 2026
Investment Firms
27
Total Investments
516
Top Sector
Climate & Energy
Top Stage
Seed
Top Investment Sectors in Houston
The most popular sector focus among Houston investment firms is Climate & Energy, with 16 investment firms (59%) investing in the space. This is followed by Healthcare (13), SaaS (7), Fintech (7), AI (7).
Investment Stages in Houston
Houston investment firms are most active at the Seed stage (26 investment firms). This is followed by Series A (24), Series B (19), Pre-Seed (13), Series C (12).
Chevron Technology Ventures
Houston, Texas, United States
79 investments
Series B, Series A
Climate & Energy
Mercury Fund
Houston, Texas, United States
68 investments
Series A, Seed
SaaS, Data & Analytics, Fintech …
Transpose Platform
Houston, Texas, United States
66 investments
Seed, Pre Seed
AI, Biotech & Life Sciences, Climate & Energy …
New Climate Ventures
Houston, Texas, United States
54 investments
Seed, Series A
Climate & Energy, Manufacturing
Cathexis Ventures
Houston, Texas, United States
35 investments
Seed, Series A
SaaS, Hardware & Semiconductors, Consumer …
Memorial Hermann Health System
Houston, Texas, United States
26 investments
Series C, Series B
Healthcare
The Artemis Fund
Houston, Texas, United States
21 investments
Seed, Series A
Fintech, E-Commerce & Marketplace, Healthcare
Quantum Capital Group
Houston, Texas, United States
17 investments
Series B, Seed
Climate & Energy
GOOSE Capital
Houston, Texas, United States
16 investments
Pre Seed, Series B
AI, Climate & Energy, Mobility & Transportation …
Veriten
Houston, Texas, United States
13 investments
Series A, Growth
Climate & Energy
Fitz Gate Ventures
Houston, Texas, United States
13 investments
Series A, Seed
AI, Healthcare, SaaS …
ConocoPhillips
Houston, Texas, United States
12 investments
Series B, Series C
Climate & Energy
Rice Investment Group
Houston, Texas, United States
10 investments
Series A, Series C
Climate & Energy
South Loop Ventures
Houston, Texas, United States
9 investments
Pre Seed, Seed
Climate & Energy, Healthcare, Fintech …
TMC Venture Fund
Houston, Texas, United States
9 investments
Series A, Seed
Healthcare, Biotech & Life Sciences
Energy Transition Ventures
Houston, Texas, United States
8 investments
Series C, Series B
Climate & Energy, Mobility & Transportation
Ford
Houston, Texas, United States
8 investments
Growth, Series C
Mobility & Transportation, Climate & Energy, Manufacturing
SpaceFund
Houston, Texas, United States
8 investments
Seed, Series A
Defense & Space
Raven One Ventures
Houston, Texas, United States
8 investments
Series A, Series B
CRG
Houston, Texas, United States
7 investments
Series B, Series C
Healthcare, Biotech & Life Sciences
Carnrite Ventures
Houston, Texas, United States
6 investments
Seed, Series A
Climate & Energy, Healthcare
Golden Section
Houston, Texas, United States
5 investments
Seed, Series A
SaaS, Fintech, AI …
Oxy Low Carbon Ventures
Houston, Texas, United States
4 investments
Series A, Series C
Climate & Energy
Cancer Focus Fund
Houston, Texas, United States
4 investments
Series A, Series B
Biotech & Life Sciences, Healthcare
L37 Ventures
Houston, Texas, United States
4 investments
Series A, Seed
Fintech, SaaS, Consumer …
Integr8d Capital
Houston, Texas, United States
3 investments
Series A, Series B
SaaS, Enterprise Software, Healthcare …
Lummus Technology
Houston, Texas, United States
3 investments
Series B, Series A
Climate & Energy, Manufacturing