Three Dubai and Ajman firms hit in new US sanctions on Iran's shadow fleet
US Treasury blacklisted three UAE-registered companies and four of their tankers over Iranian oil shipments.
· Last verified: 9 Oct 2026 (U.S. Department of the Treasury / OFAC)
Summary
- US Treasury blacklisted three UAE-registered companies and four of their tankers over Iranian oil shipments.
- The designations are part of Operation Economic Outcast, launched August 24, 2026 against Iran's remaining revenue channels.
- Emirati banks and ship managers now face secondary-sanctions exposure on any dealings with the listed firms.
The latest
Three companies registered in Dubai and Ajman were added to the US sanctions blacklist on October 8 over their role in moving Iranian petroleum, according to the Treasury Department. They appear within a wider action covering 6 individuals, 27 entities and 22 vessels. Treasury said the step neutralizes the vast majority of Iran's remaining shadow fleet network.
Details
- The UAE entities: According to the OFAC listing, the designated firms are ArabianPro Materials FZCO in Dubai, established 2024; Hessonite Ship Management LLC at Al-Shoala Building in Deira, Dubai, established 2020; and Horizon Ship Management FZE in Ajman Free Zone, established 2024. All three were blocked under Executive Order 13846.
- The vessels: Four tankers were listed alongside them. Three asphalt and bitumen tankers under the Honduras flag — ARGO MARIS, ATHE NOVA and BLACK MAYA — were linked to Hessonite, while the LPG tanker YASHAR, flying the Comoros flag, was linked to Horizon, according to the OFAC list.
- The wider action: Treasury said it targeted 17 shadow fleet vessels that carried millions of barrels of Iranian crude, petroleum and petrochemical products to markets across South and East Asia. The ships are registered in more than a dozen jurisdictions and operated through a web of international front companies.
- The legal basis: The designations in the press release were issued under Executive Order 13902, covering Iran's petroleum sector. The three Emirati companies, however, were listed under Executive Order 13846, Section 5(a)(iv), according to the published OFAC entries.
- Washington's framing: Treasury Secretary Scott Bessent said the department is cutting off the money Tehran uses to wage war in the region, adding that "no enabler of Iranian sanctions evasion is safe from the full force of Treasury's authorities." He said Treasury will keep exposing those facilitating the regime's oil sales.
- The compliance cost: All property of the designated parties under US control is blocked, as are entities owned 50 percent or more by them. Treasury warned that foreign financial institutions engaging in certain transactions with those listed risk secondary sanctions — the provision that directly exposes Gulf banks and ship managers.
- Two delistings: OFAC removed two Liberia-flagged container ships, HAKUNA MATATA and PINOCCHIO, from the SDN list. Both were identified in June 2025 as part of the shadow fleet; Treasury said they were pulled out of that network and sold to non-sanctioned, US-aligned operators.
- The campaign: Operation Economic Outcast was announced by Bessent on August 24, 2026 and labelled Economic D-Day. Treasury said it is coordinating with the European Union, the United Kingdom and Gulf partners to target Tehran's remaining illicit revenue and its schemes for moving funds.
- The stated context: Treasury said a US military blockade has reduced Iranian oil shipments outside the blockade line, and that pressure across multiple sectors is leaving the government in Tehran with fewer options to stabilize the economy. No valuation was given for the blocked assets.
Between the lines
The press statement itself never names the UAE; the Emirati exposure surfaces only in the attached designation list. Yet the practical weight sits there: two of the three firms are ship managers, and the secondary-sanctions warning applies to any bank processing their business. Two of the three were registered in 2024, pointing to how quickly the listed corporate layer was assembled.
What's next
Watch whether UAE regulators or the free zones in Dubai and Ajman act against the three licences, whether the four named tankers lose flag registration, and whether further Operation Economic Outcast tranches name additional Gulf-based companies.