Investment Firms in Thousand Oaks, California, United States
Located in Ventura County, it is a significant hub for biotechnology and life sciences ventures, largely due to the presence of major corporate research campuses. The ecosystem is characterized by established, later-stage venture capital activity supporting advanced healthcare and manufacturing companies. Its investment landscape is notably mature, with firms often possessing decades of operational history.
Thousand Oaks, California, United States's investment landscape is shaped by Healthcare, with 100% of its 1 investment firms focused on this sector. The most active by portfolio size are Amgen.
Healthcare dominates the investment landscape in Thousand Oaks, with 100% of investment firms focused on this sector.
Last updated: 13 March 2026
Investment Firms
1
Total Investments
9
Top Sector
Healthcare
Top Stage
Series B
Top Investment Sectors in Thousand Oaks
The most popular sector focus among Thousand Oaks investment firms is Healthcare, with 1 investment firm (100%) investing in the space. This is followed by Biotech & Life Sciences (1), Manufacturing (1), AI (1).
Investment Stages in Thousand Oaks
Thousand Oaks investment firms are most active at the Series B stage (1 investment firm). This is followed by Series A (1), Series C (1), Growth (1).
