Here's the obit with career details - Lincoln was one of a kind: a celebrated classical pianist who was at home with jazz, pop, and more. Founder of two record labels - Sheffield Lab and Townhall Records, he was in demand in the studios as an arranger and composer, and he helped countless other musicians over the years. He brought American and Soviet musicians together during the Cold War to record The Moscow Sessions.
https://www.afm47.org/press/final-note-lincoln-mayorga/