He played keyboards for Kiki Dee and Elton John, Rick James, the Righteous Brothers, Eric Carmen, Rod Stewart, Cher, Air Supply, Andy Gibb, Bette Midler and others.

[4] He arranged, produced, conducted, and played piano for performers including Britney Spears, Christina Aguilera, Beyoncé, Alanis Morissette, LeAnn Rimes, Justin Timberlake and others.

He won a Cable ACE Award for composing and producing the theme song for the series It's Garry Shandling's Show,[5] on which he served as music director.

He has also produced and/or composed albums for Japan-based record companies for American singers including Little Richard, Alyssa Milano,[6] Joseph Williams and Bobby Kimball of Toto, Bill Champlin and Jason Scheff of the group Chicago, John O'Banion, Edward Furlong, Irene Cara, Zoom, Mylin,[7] Neil Sedaka, Tiffany, Warren DeMartini (Ratt), the Righteous Brothers, and Sam Moore of Sam & Dave.

[8][9] These include songs for KAT-TUN,[10] Matsuura Aya, Smap, Wada Akiko, Crystal Kay, Akanishi Jin, Diana & the Treasures, Sexy Zone, Kanjani8, Tsuchiya Anna, Tackey & Tsubasa, N.E.W.S., Hey!