Doug Brown (piano) plays numerous instruments and composes in a wide variety of musical settings and styles.  He performs frequently with jazz singer Michelle DuVall,  the Madison Symphony, the Wisconsin Chamber Orchestra, has toured and recorded with songwriter Ken Lonnquist and Gypsy Swing Group Harmonious Wail.  Mr. Brown scored the film Madison, many plays for American Players Theatre and the Madison Rep, and has played on more than 30 CDs and produced recordings for Bergan Riley, the Last Gaspé and others.

Amber Dolphin (violin) received a Performer's Certificate (in classical and jazz) in May of 2010 from Northern Illinois University and a MM in 2006 from UW-Madison. Besides teaching privately she can be found performing around Madison, in local orchestras, with the Pecatonica String Quartet, and Latin band Charanga Agozá. Ms. Dolphin has previously served as adjunct faculty at University of Wisconsin – Platteville and Beloit College. She traveled to Argentina in the summer of ’07 to study tango with some of the great tango violinists in Buenos Aires.

Maria Luciana Gallo (cello) graduated from UW-Platteville in the Spring of 2009. After graduating she went back to her hometown in Argentina where she performed with the Orquesta Sinfonica Nacional, Orchestra Sinfonica de Cordoba and various chamber ensembles. Born in Cordoba, Argentina, Ms. Gallo started on the cello at age 7. In 2004 she entered the Universidad Nacional de Cordoba. Since then she has participated in the International Winter Festival of Campos de Jordao (Brazil) and Festival Eleazar de Carvalho (Brazil). Ms. Gallo currently plays with the Dubuque Symphony Orchestra, teaches privately and studies with Uri Vardi.

August Jirovec (bass) is a frequent performer with orchestras in the Southern Wisconsin area and beyond, and has appeared on several classical music recordings as a member of the Madison Symphony Orchestra, Wisconsin Chamber Orchestra, and the University of Texas Wind Ensemble. He is a graduate of the University of Wisconsin at Madison (BM, 2001) and the University of Arizona (MM, 2003). Mr. Jirovec is also the principal bassist of the Beloit-Janesville Symphony and coaches bass masterclass for Wisconsin Youth Symphony Orchestra.

Michael O’Brien (bandoneón) has studied the performance, history and composition of tango in Argentina as part of his research toward a Ph.D. in ethnomusicology at the University of Texas. Originally a cellist, he began studying bandoneón in 2006 with Ricardo Fiorio and Fernando Añon Barros. His tango-style compositions for strings have been published by Latham Music and the National Cello Institute. Mr. O’Brien is the composer/arranger for Quinteto Yzafa.