Capital B Private Holdings — 2025 Investments
2 investments dated 2025 · listed companies and verified rows first · show all
Lightning AI, creator of PyTorch Lightning, runs an end-to-end AI development cloud and merged with GPU provider Voltage Park in 2026.
San Francisco, US
William Falcon(Founder)inSaurabh Giri(Executive Officer)inOzan Kaya(Executive Officer, Director)Luca Antiga(Founder)
BoardAmit Mukherjee(Director)inSam Yagan(Director)in
Co-investorsBain Capital VenturesCisco InvestmentsCoatue ManagementIndex VenturesK5 GlobalSherpalo Ventures+23 more
NewLimit develops epigenetic reprogramming medicines to extend healthspan and treat age-related diseases at the intersection of computer science and biotechnology.
AI & Machine LearningBiotechLongevitySouth San Francisco, US
Brian Armstrong(Founder)inBlake Byers(Founder)inJacob Kimmel(Founder)inMichael Polansky(Executive Officer)
BoardZavain Dar(Director)in
Co-investorsS32Valor Equity Partners8VCAbstract Venturesage1Beyond Capital+15 more
Rows marked “SEC filing” are inferred from directors named on the company's SEC Form D — public regulatory data, not a portfolio list published by the firm.


















