Listen Louis + Tin Brother
Listen Louis: Nylon string guitar duo playing a mix of Classical, Jazz, & Pop.

Tin Brother: Guitar and bass duo.

El Javi
Rock-Flamenco from Mexico City. 

East Race
Original Rock Band.

Massif Trio
Jonathan Barlow's arrangements of German Lied for two guitars and voice.  Album under the Azica Records label out now.

Iliff Guitar Quartet (IGQ)
Award winning classical guitar quartet.