D4 Investments

i4 Capital invests seed capital in deep-technology companies.

Fourth Realm invests in early-stage enterprise and industrial technology companies.

LMnT Ventures invests in early-stage robotics, industrial technology and physical artificial intelligence companies.

Optic Capital invests in early-stage artificial intelligence, robotics and frontier-technology companies.

Defined invests in early-stage companies developing artificial intelligence and frontier technologies.

Id4 Ventures invests in early-stage technology companies and venture capital funds.