Jordan, Jonah, and Beanie's parents are costume designer Sharon Lyn and Guns N' Roses accountant and top showbiz business manager Richard Feldstein.
Many took to social media to react to react to the music exec's death including Tidal Vice President of Culture & Content Tony Gervino.
He wrote: 'Awful news. Jordan Feldstein was fiercely protective of his artists and their art and always delivered good or bad news personally. A mensch. RIP.'
Variety executive editor Shirley Halperin wrote: 'Sad news this morning... Thoughts go out to @maroon5 and the CAM family.'
Besides his two actor siblings and parents, Feldstein was survived by his two children.