# Kevin Tian

> Kevin Tian is the co-founder and CEO of Doppel, an AI-native social engineering defense platform that scans the internet for impersonation campaigns and shuts them down automatically. A Georgetown grad who built dispatch systems and flying-car software at Uber and Lyft, he started Doppel in 2022 after spotting social engineering becoming the top source of breaches and cyber-insurance claims. Doppel raised a $70M Series C in November 2025 at a $600M+ valuation, backed by Bessemer, a16z, CrowdStrike CEO George Kurtz, and a bench of WNBA stars.

- **Role:** Co-Founder and CEO at Doppel
- **Organizations:** Doppel, Lyft, Uber, FiscalNote, Facebook, Georgetown University
- **Nationality:** American
- **Education:** Undergraduate degree, Georgetown University
- **Known for:** Co-founded and leads Doppel, an AI-native social engineering defense platform valued at over $600M, Raised $124M total across seed, Series B and Series C rounds from Bessemer, a16z and others, Grew Doppel to 200+ customers including dozens of Fortune 500 companies (Coinbase, Ramp, Notion, Orrick)

## Career timeline

- **2015** — Junior Software Engineer at FiscalNote; Data Science Intern at Facebook
- **2016-2021** — Software engineer at Uber and Lyft, building intelligent dispatch systems and flying-car (autonomous vehicle) technology
- **2022** — Co-founded Doppel with Rahul Madduluri to defend against AI-driven social engineering
- **2025-05** — Doppel raises $35M Series B at a $205M valuation, led by Bessemer Venture Partners
- **2025-11** — Doppel raises $70M Series C at a $600M+ valuation; total funding reaches $124M

## Achievements

- Co-founded and leads Doppel, an AI-native social engineering defense platform valued at over $600M
- Raised $124M total across seed, Series B and Series C rounds from Bessemer, a16z and others
- Grew Doppel to 200+ customers including dozens of Fortune 500 companies (Coinbase, Ramp, Notion, Orrick)
- Achieved 3x year-over-year ARR growth and a 5x increase in Fortune 500 customers
- Attracted investment from CrowdStrike CEO George Kurtz and WNBA champions Nneka Ogwumike, Breanna Stewart and Kelsey Plum
- Built distributed dispatch systems at scale at Uber and Lyft before founding a company

## Latest updates

- **2025-11** — Doppel closed a $70M Series C at a $600M+ valuation led by Bessemer, with new backers including CrowdStrike CEO George Kurtz and WNBA stars via the a16z Cultural Leadership Fund.
- **2025-05** — Doppel raised a $35M Series B at a $205M valuation led by Bessemer Venture Partners.

## Links

- Website: https://doppel.com
- LinkedIn: https://www.linkedin.com/in/ktian00
- Twitter/X: https://twitter.com/DoppelXYZ
- YouTube: https://www.youtube.com/watch?v=6ruNocWwzbY

---

Profile page: https://yespress.io/kevin-tian
Published by YesPress — https://yespress.io
Last updated: 2026-07-01