Third Act Ventures is an early-stage venture capital firm dedicated to investing in Agetech—technology solutions that enhance the lives of older adults and their caregivers. Founded in 2018, the firm focuses on seed-stage investments across a broad spectrum of Agetech sectors, including healthcare, consumer goods, and smart home technologies. With a portfolio of 37 companies and an enterprise value exceeding $1 billion, Third Act Ventures has demonstrated a strong commitment to accelerating innovation in the aging sector.

The firm's investment philosophy emphasizes providing founders with at least 12 months of runway to build, learn, and grow, and it avoids sectors with significant FDA , such as pharma and biotech. Geographically, Third Act Ventures has invested in the United States, Canada, Japan, and the UK, reflecting its global approach to addressing aging-related challenges. Notable portfolio companies include Trusty.Care, Ome, Third Eye Health, and Caspar.AI, each contributing innovative solutions to the Agetech landscape.