/Investor DB

TIRTA Ventures — 2025 Investments

6 investments dated 2025 · listed companies and verified rows first · show all

Cartwheelgetcartwheel.comMay 2025 · $10M

Cartwheel is a browser-based AI platform that turns text, video and motion libraries into editable, rigged 3D character animation.

Alex Vasilkin(Founder)inAndrew Carr(Founder)Daniel Tartakovsky(Founder)Joe English(Founder)Jonathan Jarvis(Founder)Juliana Chen(Founder)

Co-investorsAccelCraft VenturesTenOneTen Ventures37 AngelsAct One VenturesAmjad Masad+11 more

Cartwheelcartwheel.orgMay 2025 · $10M

Cartwheel delivers evidence-based mental health and clinical care services to students and families through partnerships with school districts.

Digital HealthEdTechHealthtechMental HealthCambridge, US

Joe English(Co-Founder and CEO)inDaniel Tartakovsky(Executive Officer, Director)

BoardHolly Maloney(Director)inGreg Yap(Director)inSteve Kupfer(Director)in

Co-investorsAble PartnersAlumni VenturesBoxGroupCraft VenturesGeneral CatalystMenlo Ventures+11 more

Good Start Labsgoodstartlabs.comin𝕏Oct 2025

Good Start Labs builds game-based learning environments, benchmarks, and data-generation pipelines that produce verifiable rewards and real human feedback to train and evaluate AI models.

AI & Machine LearningData & InfrastructureDeep TechGaming

Alex Duffy(Founder)inTyler(Founder)Tyler Marques(Founder)

Co-investorsInovia CapitalESSENCE VCEssence Venture CapitalGeneral Catalyst

Mentramentra.glassin𝕏Seed · Jul 2025

Mentra builds smart glasses hardware, an open-source operating system (MentraOS), and developer tools for deploying applications on smart glasses.

AI & Machine LearningConsumerDeveloper ToolsEnterprise SoftwareHardwareSan Francisco, US

Cayden Pierce(CEO)inAlexander Israelov(Founder)inJhillika Kumar(Founder)

Co-investorsToyota VenturesAlumni VenturesHartmann CapitalOlive Tree CapitalPioneerTranspose Platform Management+12 more

Mentramentra.comin𝕏Aug 2025

Mentra is a talent-matching platform that connects neurodivergent individuals with employers, aiming to match candidates to careers based on their skills, work ethic, personality, and workplace preferences.

EdTechFuture of WorkHR TechImpact & Social Good

Jhillika Kumar(Founder)in

Co-investorsCharlotte FundMPG FundShine CapitalVerissimo VenturesAlexa FundDAVID APPLE+5 more

nunu.ainunu.aiin𝕏Seed · Mar 2025 · $6M

nunu.ai develops multi-modal AI agents designed to test, play, and simulate games for quality assurance and live player cooperation.

AI & Machine LearningConsumerGamingZH, CH

Jan Schnyder(Founder)inKyrill Hux(Founder)inNicolas Muntwyler(Founder)inKonstantin Wohlwendin

Co-investorsHartmann CapitalY CombinatorA16Z SpeedrunAndreessen HorowitzAvlok CapitalBoost VC+5 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.