Roy Reznik
About Roy Reznik
Roy Reznik is a co-founder and VP of R&D at Wiz, the cloud security company. Before Wiz he co-founded Adallom and was its VP of R&D, leading research and development and managing the engineering team. Crunchbase also lists earlier roles as co-founder and CTO at Kollart and Director of Product Management at WhereCanItBe.
His speaker bio lists Forbes 30 under 30 (2016), Globes 40 under 40 (2016) and first place in Israel in Google's 2011 CodeJam. He is based in Israel. Wiz is backed by Sequoia, and Alphabet agreed to acquire it for $32 billion in cash.
Crunchbase lists 5 personal investments. Tracxn lists one, a seed round in Twine Security on November 20, 2024. Press coverage of two AI seed rounds, Duvo in December 2025 and Twin1 AI in August 2026, names him as a participating angel. Public sources do not give his check sizes or ownership stakes.
Twin1 AI raised a $20M seed round announced on August 20, 2026. Bessemer Venture Partners, Tribeca Venture Partners and Aramco Ventures co-led it. Reports name Reznik, Hans Tung of Notable Capital and Haakon Overli of Dawn Capital as angel backers. Twin1 builds privacy-first digital twins of knowledge workers, with law firms as early customers.
Duvo, an AI automation platform for retail operations, raised a $15M seed round led by Index Ventures in December 2025. Reznik took part alongside other angels. Crunchbase also lists a seed round in Ryft among his investments.
His known angel deals are seed rounds in enterprise software, AI agents and security. Tracxn lists his top sectors as Enterprise Applications and Enterprise Infrastructure, and lists Israel as the location of its one tracked portfolio company. His AI deals also include companies outside Israel, such as San Mateo-based Twin1 AI. He has not published a check size or an investment thesis, so none is stated here.
- Twin1 AI: digital twin platform for knowledge workers, $20M seed announced August 2026.
- Duvo: AI automation platform for retail operations, $15M seed led by Index Ventures, December 2025.
- Twine Security: seed round on November 20, 2024, per Tracxn.
- Ryft: seed round listed on his Crunchbase profile, date not public in the sources found.
- crunchbase.com/person/roy-reznik
- tracxn.com/d/people/roy-reznik/__w_yLW1Bi-tiazvIF0fnWJUjzWOcAqNcqxW0Zj
- sequoiacap.com/founder/roy-reznik
- siliconangle.com/2026/08/20/twin1-ai-raises-20m-to-put-an-ai-twin-behi
- twin1.ai/news/twin1-ai-raises-20-million-seed-round
- tech.eu/2025/12/02/duvo-raises-15m-to-give-retailers-ai-staff-that-cut
- 2025.connected-data.london/speakers/roy-reznik
- redcarpetlife.in/billionaires/profile/roy-reznik.html
Investing activity
Roy Reznik appears in 1 AI deal tracked by the Lounge deals desk, rounds totalling $20M. The rounds are mostly Seed, with a median round size of $20M. The most recent is Twin1 AI (Seed, $20M, Aug 2026).
Roy Reznik most often invests alongside Tribeca Venture Partners, Aramco Ventures, Bessemer Venture Partners and AGI House Ventures, and the companies they back on Lounge are mostly in AI.
Deals
Frequently asked questions about Roy Reznik
Who is Roy Reznik?
Roy Reznik is a co-founder and VP of R&D at Wiz and a co-founder of Adallom. He also invests as an angel in early-stage startups.
Does Roy Reznik invest in AI startups?
Yes. He took part in the $20M Twin1 AI seed round in August 2026 and the $15M Duvo seed round in December 2025.
What stage does Roy Reznik invest in?
His publicly reported angel deals are seed rounds. He usually appears as an angel alongside institutional lead investors.
What check size does Roy Reznik write?
He has not made his check sizes public, and the sources found do not report them.
What sectors does Roy Reznik back?
Tracxn lists Enterprise Applications and Enterprise Infrastructure. His recent deals are in AI digital twins, retail AI automation and security.
How can founders reach Roy Reznik?
He has a LinkedIn profile, and a warm introduction from a shared investor or Wiz contact is the likeliest route. No personal site or public investor contact is listed.
Is Roy Reznik an angel investor?
Yes. Roy Reznik invests personally as an angel.
What AI companies has Roy Reznik invested in?
Roy Reznik's AI investments include Twin1 AI. The 1 round on Lounge are listed on this page with amounts, dates and co-investors.
What stage does Roy Reznik invest at?
In the rounds tracked on Lounge, Roy Reznik has invested at Seed, with a median round of $20M.
Who does Roy Reznik co-invest with?
Roy Reznik's most frequent co-investors on Lounge are Tribeca Venture Partners (1 deal), Aramco Ventures (1 deal), Bessemer Venture Partners (1 deal), AGI House Ventures (1 deal) and KittyHawk Ventures (1 deal).