Doppel is an AI-native social engineering defense platform co-founded by Kevin Tian and Rahul Madduluri that protects individuals and brands from impersonation, phishing, and fraud by dismantling attacker infrastructure. Doppel's Twitter Score is 28 out of 1000 as of August 2026, ranking #34,413 (top 10%) among 485,375 tracked accounts.
Doppel was co-founded by Kevin Tian, who serves as CEO, and Rahul Madduluri, who serves as CTO, and the company was founded in 2022. Its platform covers threats across domains, social media, ads, telco, dark web, and crypto channels, using agentic AI and a proprietary threat graph to detect and disrupt attacker infrastructure. In May 2026, Doppel launched Doppel Email Security, a product layer that applies agentic AI and the Doppel Threat Graph to investigate inbox threats and disrupt phishing campaigns at their source.
Doppel counts crypto-sector names including Coinbase, Aptos Labs, Dapper Labs, BitGo, Andreessen Horowitz, and ARK Invest among brands associated with its platform. As of June 2026, its customer base had surpassed 250 organizations, including Poshmark, Ameren, and the San Francisco 49ers. Doppel also serves as an Official Partner of the New York Knicks and announced a strategic alliance with CTCSP Corporation, a member of the ITOCHU Techno-Solutions Group, marking its expansion into Japan.
Doppel is backed by Bessemer Venture Partners, Andreessen Horowitz (a16z), Amex Ventures, NTT DOCOMO Ventures, Aurum Partners, Strategic Cyber Ventures, 9Yards Capital, Script Capital, South Park Commons, Sozo Ventures, SVAngel, and George Kurtz, CEO of CrowdStrike. Doppel reported more than 5x growth in Fortune 500 customers and 3x ARR growth year-over-year as of June 2026, and in Q1 2026 grew its headcount to more than 200 employees. Doppel's account has 3,844 followers as of August 2026 and 696 posts, and has been mentioned by 36 accounts a total of 168 times.
Who follows Doppel on X?
The accounts that follow Doppel include 77 founders, 31 angel investors, 44 influencers and 7 VCs, among them Toly, 6529, Luca Netz, Frank, Mario Nawfal and 0xMaki.