Siavash Kayvanpour
Summary
Siavash Kayvanpour is an Iranian-born expatriate and the identified primary operator of the Shelbit Exchange, a Dubai-based unlicensed cryptocurrency exchange that processed at least $4 billion since May 2024. On August 7, 2026, the U.S. Treasury's Office of Foreign Assets Control (OFAC) designated Kayvanpour personally under Executive Order 13224 for materially supporting Iran's Islamic Revolutionary Guard Corps (IRGC) and the sanctioned exchange Nobitex. Any transaction with Kayvanpour or his controlled wallets and entities constitutes a U.S. sanctions violation.
Connected Entities
1 entitiesTimeline(11 events)
2023-01-01
Siavash Kayvanpour convicted by an Iranian court on illegal gambling charges alongside influencers Sasha Sobhani and Pooyan Mokhtari.
CryptoTimes / Reuters investigation2023-08-24
Shelbit Technologies Ltd Sp. z o.o. incorporated in Warsaw, Poland, with Kayvanpour as owner.
EMIS Poland company profile2024-05-01
Shelbit Exchange begins active operations, processing cryptocurrency through its unlicensed Dubai-based platform.
Reuters investigation via CryptoTimes2025-01-01
Dubai's Virtual Assets Regulatory Authority (VARA) fines Shelbit General Trading L.L.C. for operating without a license, failing KYC requirements, and unauthorized marketing.
FX News Group / Finance Magnates2026-04-01
Tether freezes approximately $344 million in USDT linked to Iran's central bank wallets at U.S. authorities' request.
Chainalysis / CoinDesk2026-04-01
Pooyan Mokhtari arrested in Dubai and accused by UAE authorities of financing Iranian terrorist organizations; subsequently expelled from the UAE and relocates to Hong Kong.
GamblingNews2026-06-01
United States sanctions Nobitex, Iran's largest cryptocurrency exchange, a designated entity to which Kayvanpour's wallets sent over $2 million.
U.S. Treasury / CoinDesk2026-07-16
OFAC adds four Iran central bank cryptocurrency wallet addresses to the SDN list; Tether freezes an additional $131 million in USDT held in TRON-based addresses.
CoinDesk2026-07-24
VARA issues immediate cease-and-desist order against Shelbit following Reuters inquiries, citing money laundering and terrorism financing violations.
FX News Group2026-07-31
Reuters publishes investigation identifying Shelbit as the hub of a $4 billion Iranian sanctions-evasion scheme, linking it to the IRGC, Iran's central bank, over 2,000 gambling websites, and Nobitex. Reuters also reports $676 million flowed from Shelbit-linked wallets to Binance.
Reuters via CryptoTimes / The Block2026-08-07
OFAC designates Siavash Kayvanpour personally under E.O. 13224, along with Shelbit Exchange and four affiliated entities (SHPS Shelbit, Shelbit Technologies Ltd, Crypto Home DMCC, NFT Home DMCC). Aban Tether is simultaneously designated under E.O. 13902.
U.S. Department of the TreasuryDecision Log
- #1publish⛓ pending8/7/2026, 11:13:25 PMhash: EJmmgGLEcWLcfqbC7QWj9qyBtJHBzvr5PCtET88tdmYZ
16 of 17 cited source URLs have an Internet Archive snapshot.
model: claude-sonnet-4-6
generated: 8/7/2026, 11:13:16 PM
last updated: 8/8/2026, 4:12:20 AM
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