Copper is a custodian firm based in London, United Kingdom that copper is a digital asset infrastructure provider offering custody, collateral management, settlement and prime services to institutional clients. its clearloop network enables off-exchange settlement and trading across connected venues. founded in 2018, the firm serves hedge funds, asset managers and other institutions entering crypto markets. in late 2024 it withdrew its uk fca cryptoasset registration application and refocused on the us, switzerland and the middle east. They serve clients in United Kingdom, Switzerland, United States, United Arab Emirates. Copper is listed on The Token Playbook's vetted provider registry at thetokenplaybook.com/registry/copper.