Pathbreaker Ventures — Activity | F4Pathbreaker Ventures Activity
Every public signal F4 has attached to this firm, with sources and cross-entity links.
Exit
Portfolio company Datagrid was acquired by Procore to accelerate AI strategy across construction workflows.
Datagrid
3 investments· NOV 2025 – DEC 2025Show all
Investment
Microreactor startup Antares raised $96 million Series A for land, sea, and space-based nuclear power.
Antares Industries
Investment
K2 Space raised $250 million Series C at $3 billion valuation to scale high-power satellite manufacturing.
K2
Investment
Foxglove raised $40 million from Bessemer to scale its data platform for roboticists.
Foxglove
News
U.S. Air Force tapped portfolio company Reliable Robotics to develop autonomy architecture for aircraft systems.
Reliable Robotics Air Force autonomy partnership
Exit
Portfolio company Superhuman was acquired by Grammarly to continue developing an AI productivity suite.
Superhuman
Milestone
Simbe Robotics named #1 most innovative company by Fast Company, with portfolio peer GrayMatter Robotics at #4.
Simbe Robotics
Investment
Slip Robotics raised $28 million Series B for heavy payload robots that load in 5 minutes.
Slip Robotics
Investment
Simbe Robotics raised $50 million Series C led by Goldman Sachs to expand retail inventory robotics.
Simbe Robotics
Exit
Salesforce acquired portfolio company Tenyx, a voice AI leader for building intelligent customer service agents.
Tenyx