Does Stronghold offer OTC trading? CH - Stronghold Happiness Team March 13, 2019 15:53 Updated Follow Yes! We support Bitcoin, Ethereum and customized transactions (we support most digital assets and tokens). For more information click here Related articles How can I use the Stronghold API? Where is my withdrawal? How do I add a memo to my Lumens (XLM) withdrawal? Comments 0 comments Article is closed for comments.