A List of Progressive, Art Rock and Jazz Fusion bands and musicians based in the metropolitan Washington, DC area I enjoyed when I lived there:
John Battema Bellflur Birds and Buildings Blue Sausage Infant Brave
Circus of Saints Cliff Art Contra
Kabob-o-taj Kinetic Element Koshari
Pete Laramee John Lee Lost Civilizations Experimental Music Project
Oblivion Sun Odin's Court Origin Theory
Watering Color Chrisopher Levin West Matt Winn