COA HOLDINGS, LLC — Contact & Logistics
The Global Custodian of Mediterranean & Greek Art Heritage
United States (Global Headquarters & E-commerce)
Registered Corporate Office: 1603 Capitol Ave., Suite 310, Cheyenne, WY 82001, Laramie County, USA
Global E-commerce Marketplace: ://cityonart.com (Owned & Operated exclusively by COA Holdings LLC, USA)
Global Administration: Lida Vance (Head of Client Relations)
Corporate Phone (Tello): +1 (307) 220-7750 (Internal Administration & Verification)
Customer Support (Hushed): +1 (307) 204-4435 (General Inquiries & Public Relations)
Corporate Email: office@coaholdings.us
Europe (Regional Hubs & Logistics)
Netherlands — Regional Operations
- Designated Operations Agent: ViaHolland-Group B.V.
- Regional Coordinator: Hendrik van den Berg (Logistics Liaison)
- Corporate Address: Herengracht 449a, Amsterdam, Netherlands
- Status: Fully Operational — September 2026
- Corporate Email: management@viaholland-group.nl
Greece — Dedicated Logistics Center
- Designated Logistics Agent: COA HOLDINGS P.C. (IKE)
- Managing Director & Owner: Maria Mikrovasili
- Physical Custody & Archival Center: Units A-L (Athens Facility)
- Hub Address: Koniari 68, Athens 11471, Greece
- Hub Operations Email: contact@coaholdings.gr
- Logistics Inquiries: logistics@cityonart.com
- Regional Brand Gateway: www.coaholdings.gr
Asia (Regional Expansion)
Upcoming Hub: Seoul, South Korea (Intake & Distribution Point for the Asian Market)
Status: Operational Setup Launching September 2026
Regional Representative: Grigorios Panteleimon Rentis
Regional Hub Email: seoul@coaholdings.us
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