Extension Fund — 2023 Investments
2 investments dated 2023 · listed companies and verified rows first · show all
Gretel provides synthetic data generation tools that enable developers to create high-quality, domain-specific datasets for training agentic AI systems and language models.
AI & Machine LearningData & InfrastructureDeveloper ToolsSan Diego, US
Ali Golshan(Co-Founder & CEO)inLaszlo Bock(Co-Founder, Board of Directors)Alex Watson(Co-Founder & Chief Product Officer (initially Co-Founder & CEO))John Myers(Co-Founder & CTO)
BoardSridhar Ramaswamy(Board Partner (Greylock))inKelly Perdew(Director)in
Co-investorsGreylock PartnersMoonshots CapitalS32Village GlobalAnthos CapitalEnzo Ventures+1 more
Gretel was a startup that built a software product used by various companies before ceasing operations.
SaaS
Ali Golshan(Founder)in
Co-investorsEnzo VenturesAnthos CapitalGreylock PartnersMoonshots CapitalRLC VenturesSection 32
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.