Mr. Kratz holds a Bachelor of Music degree in vocal performance from the Eastman School of Music and a Master of Music degree in Opera from Binghamton University and participated in the Tri-Cities Opera and Tacoma Opera Young Artist Programs.
He has performed with such opera companies as Tri-Cities Opera, Tacoma Opera, Juneau Opera-to-Go, Juneau Lyric Opera, International Opera Institute of Palm Springs, and locally with Cinnabar Theater, Lamplighters, and Pocket Opera.
Mr. Kratz has performed with such orchestras and choral groups as the Northeastern PA Philharmonic, The Sonoma County Philharmonic, the Santa Rosa Symphony, the Northeastern Choral Society, The Sonoma County Chamber Singers, and the Santa Rosa Symphonic Chorus.
Mark Kratz has also performed with the National Opera Orchestra (under famous tenor and conductor, Placido Domingo) at the Kennedy Center for the Performing Arts in Washington, D.C.
His roles include both operatic and musical theater roles such as the Beast (Beauty and the Beast), the Phantom (Phantom of the Opera), Alfredo (La Traviata), Tamino (The Magic Flute), Lensky (Eugene Onegin), Don Ottavio (Don Giovanni), Edgardo (Lucia di Lammermoor), Don Jose (Carmen), and Canio(I Pagliacci).
In addition to Sonoma State University, Mr. Kratz is an adjunct professor of voice at Santa Rosa Junior College, where he teaches applied voice lessons and beginning/intermediate voice classes. He is also on the Theater Arts adjunct faculty as a vocal director for their full-scale musicals.
Mr. Kratz has a private voice studio and is Choir Director at Saint Patrick's Episcopal Church in Kenwood, as well.
He is also a member of the San Francisco Bay area chapter of the National Association of Teachers of Singing (NATS).