Tamsen Beseke has been praised by the Los Angeles Times for playing that is "both intuitive and lyrical" and her ensemble playing as "having a unique synergy." She is an active soloist, chamber, studio and orchestral musician, performing over 125 concerts a year. She has given several premieres of concertos, chamber music, operatic and orchestral works. Her career includes performances with such notable artists as Plácido Domingo, Luciano Pavarotti, Zubin Mehta, Henryk Szeryng, Joshua Bell and Gil Shaham, and she has performed and recorded with popular artists like Lalo Schifrin, Frank Capp, Ray Charles, Diane Schuur, George Benson, Barry White, Doc Severenson, James Galway, Roger Williams and Bobby Vinton. Along with her position in the LA Opera Orchestra, she has been concertmaster of the Crystal Cathedral Orchestra, Los Angeles Master Chorale and West Coast Symphony. She performs with the New West Symphony and has been principal second violin with the Glendale Symphony since 1991. She has taught violin and viola for over 25 years. She is the first violinist for the Avanti String Quartet, who were Artists in Residence at Clemson University. She is an avid tennis player, loves painting and invented the violin and viola shoulder rest, "Acoustifoam."