Gregg Wattenberg is a songwriter, music producer, and musician residing in New York City, New York.
Gregg Wattenberg co-wrote and produced Phillip Phillips' No. 24 hit single "Gone, Gone, Gone". Wattenberg co-produced Train's No. 3 hit single "Hey, Soul Sister". He also co-wrote and co-produced Train's No. 34 hit single "If It's Love". He co-wrote the Daughtry No. 4 hit single "It's Not Over", O.A.R.'s No. 36 song "Shattered (Turn the Car Around)", and Goo Goo Dolls Top 10 Adult Contemporary Single "Let Love In". Wattenberg produced Five for Fighting's No. 14 hit singles "Superman (It's Not Easy)" and "100 Years" and co-wrote and produced Top 5 AC single "Slice". Wattenberg also produced the album What If It All Means Something by Canadian singer-songwriter Chantal Kreviazuk.