Marvin was formerly a Partner at Venture Capital Fund 500 Startups, running the SF based accelerator program as well as investing in Seed stage start ups. He Invests in Digital Media, Enterprise SAAS, Marketplace, Mobile, AdTech/MarketingTech, Digital Health, Internet of Things & Fintech startups. He invested in & worked with over 414 Pre-seed & Seed stage startups such as Embroker, Eaze, Aircall, Manychat, Shippo, RapidAPI, Worthix, Indio, Pipefy, Innovacer, Vela, Apostrophe, AgFunder, Printify, Whereto, Qualio, PlateIQ, Avanoo, Zentist, Stackshare, Shortpoint, MonkeyLearn & Cube.js (aka Statsbot) among many others during his tenure there.