Born in Fort Meade, Maryland in 1971, he is best known for his work at Baltimore and Washington radio stations.

He performed in many bands in the 90's including Love Muffin Prowler, Mentle Gen and Naked Lunch.

Gallagher was made the program director of Unsigned when Pat Dinizio of The Smithereens left to focus on his music career.

The lineup of managed artists included: Grammy-Nominated Christylez Bacon, Eureka Birds, Derek Olds, Monika Gaba, Rites of Ash, Tobias Russell, The Perfects, Vital and Janine Wilson.

[6] He was president of the Washington D.C. chapter of the National Academy of Recording Arts & Sciences from 2008 to 2010 and trustee from June 2010 through May 2012.