Waller has taught and assisted at U.C. Berkeley, San Jose State University and Foothill Junior College (Los Altos, CA), and is a respected private vocal instructor and clinician.

A classcially trained coloratura soprano, Waller won both the Pacific Coast Jazz Festival Vocal Competition and the U.C. Santa Barbara Talent Competition. She has extensive studio experience, and has played leading roles in numerous musical comedy productions, has two solo albums to her credit, and sang backup on Chris Isaac's popular album, Speak of the Devil. She leads three popular bands performing a variety of musical styles. Wendy currently performs with Wendy Waller and Her Fine Band, which represents her as a crossover Jazz Artist. She also produces Jazz shows on the Midpeninsula.