Preston-Werner Ventures — 2025 Investments
5 investments dated 2025 · listed companies and verified rows first · show all
Alinia develops AI guardrails for financial enterprises, specifically Investment Guard, a compliance system that detects unqualified investment advice in AI assistants under MiFID2 and EU financial regulations.
AI & Machine LearningCybersecurityEnterprise SoftwareFintechDover, US
Ariadna Font Llitjos(Executive Officer, Director)inCarlos Munoz Ferrandis(Executive Officer, Director)
BoardManuel Silva Martinez(Director)
Co-investorsKfundMouro CapitalPrecursor VenturesSpeedinvest
Commutator Studios offers a tool that automatically optimizes quantum applications by finding the best execution parameters across different quantum computers, reducing errors and improving accuracy, reliability, and performance.
Deep TechDeveloper ToolsQuantum Computing
Co-investorsbacktrace capitalMK Venture CapitalQAI Ventures
Creatify builds an AI system that generates, tests, and optimizes advertising creative automatically at scale across channels and audiences.
AdTechAI & Machine LearningMarketing TechMountain View, US
Yinan Na(Co-founder & CEO)inChaz Z(Founder)Katie Wu(Founder)inLedell Wu(Co-founder & Chief Research Scientist)inXin Zhou(Co-founder & CTO)inYu Wu(Director)
Co-investorsComcast VenturesKindred VenturesNFDGWndrCoBrighter CapitalCreator Ventures+4 more
Milestone is an analytics platform that tracks AI spend, coding agents, software delivery, and custom KPIs by grounding answers in a company's engineering data.
AI & Machine LearningDeveloper ToolsEnterprise Software
Liad Elidan(Founder)in
Co-investorsHeavybitAtlassian Ventures
Sourcetable is an AI-powered spreadsheet that lets users query databases and applications in plain English, generate charts, clean and structure data, and run Python-based analysis without switching tools.
AI & Machine LearningData & InfrastructureFuture of WorkSaaSSan Francisco, US
Eoin J.W. McMillan(Executive Officer, Director)in
BoardMichael Berolzheimer(Director)in
Co-investorsAmplify.LABee PartnersJames Beshara FundNextView VenturesTRAC (Third Round Analytics Capital)Greycroft+1 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.

















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