# Thomas Rivas

> Thomas Rivas is the founder and CEO of Vendoo, a software platform that helps online resellers list and manage inventory across marketplaces like eBay, Poshmark, Etsy, Mercari and Facebook. He started selling online as a high schooler in 2007, kept selling through college at the University of Maryland, and turned the tedium of posting the same item to a dozen sites into a company that went through Y Combinator's Winter 2022 batch. Vendoo has grown to roughly 50-60 employees, reached profitability, and has been used to create tens of millions of listings.

- **Role:** Founder and CEO at Vendoo
- **Organizations:** Vendoo
- **Nationality:** American
- **Education:** Double major in International Business and Marketing, University of Maryland
- **Known for:** Founded and leads Vendoo, a crosslisting and inventory-management SaaS used by online resellers, Took Vendoo through Y Combinator's Winter 2022 batch, Grew the company to roughly 50-60 employees

## Career timeline

- **2007** — Starts selling online while in high school in Maryland
- **2008** — Continues reselling online, now often cited as the start of his e-commerce career
- **2017** — Development of Vendoo begins to solve his own cross-posting workflow
- **2022** — Vendoo goes through Y Combinator's Winter 2022 (W22) batch
- **2022** — Company reported reaching profitability while growing the team
- **2026** — Vendoo has grown to roughly 50-60 employees with tens of millions of listings created on the platform

## Achievements

- Founded and leads Vendoo, a crosslisting and inventory-management SaaS used by online resellers
- Took Vendoo through Y Combinator's Winter 2022 batch
- Grew the company to roughly 50-60 employees
- Reached profitability while scaling the team
- Platform used to create tens of millions of product listings (26,000,000+ items reported)
- Built a company with four minority co-founders and an early team that was entirely minority

## Latest updates

- **2026-07** — Vendoo continues to operate as a profitable reseller-software company with roughly 50-60 employees and tens of millions of listings created on the platform.

## Links

- Website: https://vendoo.co
- LinkedIn: https://www.linkedin.com/in/trivassi
- Twitter/X: https://twitter.com/vendoo_co
- YouTube: https://www.youtube.com/channel/UCrJolC4RgnVq38r7n6qVTxQ
- Instagram: https://www.instagram.com/vendoo.co/
- Facebook: https://www.facebook.com/vendoo.co/

---

Profile page: https://yespress.io/thomas-rivas
Published by YesPress — https://yespress.io
Last updated: 2026-07-31