# Federal Register #2026-22248

State Department Sanctions Notice Concerning Zelenyuk and Two Entities

**Buyer:** U.S. Department of State
**Posted:** November 02, 2026
**Identifier:** 2026-22248

The U.S. Department of State issued a sanctions notice concerning alleged theft of U.S. trade secrets.
- **Government agency:** U.S. Department of State.
- **Named parties:** Sergey Sergeyevich Zelenyuk, Matrix LLC, and Special Technology Services LLC FZ.
- **Basis and measures:** The notice cites criteria under the Protecting American Intellectual Property Act of 2022, including alleged significant theft of U.S. persons’ trade secrets and Special Technology Services LLC FZ’s relationship to Zelenyuk. Measures include blocking property and restrictions on certain loans, foreign exchange, banking transactions, and investment in the sanctioned parties’ equity or debt.
- **Procurement status:** This is a sanctions action, not a procurement opportunity. No products or services are requested.

### Description

The U.S. Department of State gives notice that Sergey Sergeyevich Zelenyuk, Matrix LLC, and Special Technology Services LLC FZ met criteria for sanctions under the Protecting American Intellectual Property Act of 2022. The Secretary of State selected sanctions including blocking property, restrictions on loans and foreign exchange, banking transaction restrictions, and a ban on investment in the sanctioned persons’ equity or debt. The determinations and sanctions took effect on February 24, 2026.

[View original listing](https://www.federalregister.gov/documents/2026/11/02/2026-22248/notice-of-department-of-state-sanctions-actions)