# Doppel

> Doppel is an AI-native security platform for social engineering defense. It protects brands, executives, and employees from AI-powered impersonation, phishing, and fraud by detecting threats across social media, domains, marketplaces, and the dark web, correlating attack signals into a unified Threat Graph, and automating takedowns of attacker infrastructure. Founded in 2022 by Kevin Tian and Rahul Madduluri, the company analyzes over a billion indicators daily and protects dozens of Fortune 500 brands.

- **Founded:** 2022
- **Headquarters:** San Francisco, California, USA
- **Founders:** Kevin Tian (Co-founder & CEO), Rahul Madduluri (Co-founder & CTO)
- **Team size:** ~170 employees
- **Products:** Digital Risk Protection, Human Risk Management, Email Security, Threat Graph
- **Notable:** Named to the Fortune Cyber 60 list for AI-driven social engineering defense, Raised $124M+ total funding across four rounds, reaching a $600M+ valuation by 2025, Protects dozens of the Fortune 500 and 200+ total customers

## Products & services

- **Digital Risk Protection** — Brand and executive protection that detects and removes impersonation, fake accounts, fraudulent domains, and malicious content across social media, domains, and marketplaces.
- **Human Risk Management** — Multi-channel phishing simulations and security awareness training to build employee resilience against social engineering.
- **Email Security** — Advanced email security and phishing triage to detect and respond to inbound social engineering threats.
- **Threat Graph** — An AI system that correlates attack signals across channels into a unified graph, then automates takedowns of connected attacker infrastructure.

## Achievements

- Named to the Fortune Cyber 60 list for AI-driven social engineering defense
- Raised $124M+ total funding across four rounds, reaching a $600M+ valuation by 2025
- Protects dozens of the Fortune 500 and 200+ total customers
- Analyzes over 1 billion indicators daily with median takedown times under 10 hours
- Backed by CrowdStrike CEO George Kurtz and a roster of pro-athlete investors

## Latest updates

- **2025-11** — Raised $70M Series C led by Bessemer Venture Partners at a $600M+ valuation.
- **2025-05** — Raised $35M Series B.
- **2025** — Named to the Fortune Cyber 60 and announced a partnership with the New York Knicks.

## Links

- Website: https://www.doppel.com
- LinkedIn: https://www.linkedin.com/company/doppelhq
- Twitter/X: https://twitter.com/DoppelHQ
- YouTube: https://www.youtube.com/@doppelhq

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Profile page: https://yespress.io/doppel
Published by YesPress — https://yespress.io
Last updated: 2026-06-09