2026-2027 artists


William Barbini

violin/viola

William Barbini began violin lessons at age 5 with Ferdinand Liva, a fine violinist and conductor, whose wife studied with Madame Levine. Mr. Barbini performed many times (age 9-13) at weekly recitals, which were attended by famous musicians and friends of the Livas. Bernstein came multiple times as well as Robert Goldsand, Jenny Torrel, Van Cliburn, Richter, and Theodore Pashkus,the teacher of Ossy Renardy, Ivry Gitlas, and Franco Gulli.

Mr. Barbini began lessons with Pashkus in New York and performed concertos with orchestras there before pursuing a concert career in Europe. He toured Germany and Austria with the Tonkünstler Orchestra, culminating with a performance of the Beethoven Concerto at the Musikvereinzaal in Vienna and a solo recital on Radio Wien. After returning to New York, William entered Juilliard on full scholarship with Ivan Galamian. He met his beautiful and talented wife there, Kineko Okumura, who studied with Franco Gulli in Italy and Oscar Shumsky at Juilliard.

Mr. Barbini taught at Lehman College where he performed with John Corigliano, who also taught there. He joined the New York Philharmonic and performed with the resident Gramarcy String Quartet in collaborative performances with Pierre Boulez. Boulez also chose Mr. Barbini to perform twice as soloist with the New York Philharmonic. Mr. Barbini was also concertmaster for various orchestras conducted by Jerry Schwartz.

Mr. Barbini came to California where he served as concertmaster of the Sacramento Symphony, North State Symphony, San Francisco Chamber Orchestra, and the Monterey Symphony. He performed nearly all of the major concertos with these orchestras. Other solo performances include those with theSan Francisco Ballet Orchestra, Cleveland Philharmonic, Lancaster Symphony,and Bear Valley Orchestra where he was concertmaster.

His many chamber performances include esteemed players Yoshi Nagai, John Nakamatsu, Susan Star, The Diaz Brothers, Roy Milan, Jerome Lowenthal, and Rachel Barton Pine. He was also invited to serve as guest concertmaster with Minneapolis Symphony, Columbus Symphony, and Montreal Symphony.

Mr. Barbini has been repeatedly invited to teach and perform at International Music Festivals in Italy and Mexico. He has also served as a judge for International Competitions in Texas and California. His students have won 1 st Place in International competitions in New York, Japan, and California.


Thomas Derthick

bass

Double Bassist/Professor/Conductor/Advocate Thomas Derthick is in his 45 th year as Principal Bassist of what is now the Sacramento Philharmonic and Opera, and in his 30 th year as Principal Bassist of the Sacramento Choral Society and Orchestra. For twenty-five years he was Principal at the Cabrillo Festival, America’s foremost contemporary music festival. Other orchestral performances include the San Francisco, San Diego and Oregon symphonies, and the San Francisco Opera. As a soloist and chamber musician, Tom has performed with the Chamber Music Society of Sacramento for forty years, as well as performing six professional recitals in the past fifteen years.

Tom recently retired after two terms as President of the Professional Musicians of Central California, American Federation of Musicians, Local 12. Through the pandemic he negotiated numerous symphony and theater contracts and safety protocols, and helped secure hundreds of thousands of dollars in pandemic relief monies, pandemic unemployment assistance, and other pandemic grant monies for his professional colleagues.

Tom retired as Adjunct Professor of Double Bass at Sacramento State in 2025 after 43 years, and as Associate Professor of Practice in Double Bass at the University of the Pacific Conservatory of Music faculty in 2023 after 35 years. At Pacific he served as Division Director for two different Conservatory Divisions, Strings and Chamber Music. He was a faculty member at UC Davis from 1982-2017.

Tom was Music Director for the Pacific Youth Symphony for twenty years (2000-2020), and has guest conducted extensively including the Sacramento Philharmonic, the Chamber Music Society of Sacramento (Naxos recording with David Tanenbaum, Guitar), the Orchestras of Sacramento State and Pacific Conservatory, and numerous youth and high school honor groups.


Alpin hong

piano

Whirlwind American tours and performances in all 50 states and across the globe have earned pianist and entertainer Alpin Hong the reputation as a modern day Pied Piper. From Walt Disney Hall to the White House to Netflix, his combination of musical brilliance, unmatched vitality, and rare humor continues to bring audiences young and old to their feet. The New York Times called him "a pianistic firebrand" and The Santa Barbara News Press hailed him as “...a tour de force. Mr. Hong evoked a kind of Beatlemania when he came on stage!".

Mr. Hong’s visionary approach to arts education makes him a sought-after clinician and Artist-in-Residence, and his celebrated TEDx talk “Transform Yourself Into a Performer” showcased his ability to inspire excellence in everyone. In addition to his musical talents, Mr. Hong is an internationally renowned speaker and host whose message of artistry, tolerance, and service knits communities together in a spirit of common humanity. He delighted millions around the world as a winning baker on the Netflix series “Nailed It!” and as a guest on the viral YouTube video series “5 Levels of Difficulty” with Jacob Collier and Herbie Hancock. Most recently, Alpin has focused his efforts in the advancement space, building and channeling goodwill in service to community empowerment and leadership development for institutions such as the Council of Korean Americans and the Holmes Junior High Band & Choir Boosters. He is a graduate of the Juilliard School.


Mathew Krejci

flute

Flutist Mathew Krejci is Principal Flute of the Sacramento Philharmonic Orchestra and recently retired from the University of the Pacific.  For 36 years, Mr. Krejci has been Principal Flute of the Bear Valley Music Festival. He has appeared at Bear Valley as soloist on the Bach Suite in b minor and the Concerto for Flute and Harp by Mozart, the Ibert Concerto for Flute, and the Honegger Concerto da Camera.  In 2021, he performed Arthur Foote’s A Night Piece there.  In the last few years , he has performed in Beijing, Shanghai, Prague, Bratislava, Panama and Abruzzo and Viterbo, Italy and at the Madrid Conservatory of Music.


Kineko Okumura

violin

Born in Tokyo, violinist Kineko Okumura was awarded a Fulbright Scholarship to study in the United States. She is a graduate of the Julliard School, where she studied with Oscar Schumsky on full scholarship. Ms Okumura received the Ysaye Award in Japan, won second place inthe Paganini International Competition, and was selected to perform at the Akademia Chigiano in Italy, where she studied with Franco Gulli. Originaly a student at the Manhattan School of Music, she won the competition toperform the Paganini Concerto with the famous conductor, Jonel Perlea.

Kineko appears regularly with the Chamber Music Society where she has performed with international artists John Nakamatzu, Yoshi Nagai, Rachel Barton Pine, and Susan Starr. She has performed frequently with Music Now, Festival San Miguel Allende, Mozart in Monterey, Waterloo and Beethoven Festivals. She has appeared in recitals in Boston, New York, Tokyo, and Italy. Her solo concerto performances with the Brevard Festival Orchestra and Cleveland Philharmonic met with great praise. Kineko Okumura teaches privately and is on the faculty of the San Francisco Conservatory of Music.


Joseph Peterson

viola

Violist Joseph Peterson (he/him) is a performer, composer, and occasional violin maker. He received his Bachelor’s degree in viola performance from The Juilliard School, where he studied with the violist Samuel Rhodes and the composer Justin Dello Joio. During his time there, he was runner-up in the Juilliard School viola competition, performed regularly with the AXIOM and New Juilliard contemporary music ensembles, and studied chamber music with Roger Tapping, Timothy Eddy, and Fred Sherry. Recent engagements include performances with the Empyrean Ensemble, the Chamber Music Society of Sacramento, and a solo recital in Pitzer hall. Joseph is a PhD candidate in music composition & theory at the University of California, Davis. 


Alexandra Roedder

cello

Cellist ALEXANDRA ROEDDER holds degrees in music from UC Berkeley, baroque cello from the Royal Conservatory of The Hague, and earned both her doctorate in musicology and a master’s in cello performance from UCLA. Her background as a scholar and expertise in historical performance inform her nuanced interpretations of classical repertoire. She studied with teachers including Leighton Fong, Elisabeth Reed, Lucia Swarts, and Antonio Lysy, and has performed in masterclasses with renowned cellists such as Lynn Harrell, Paul Katz, Tanya Tomkins, and Anner Bylsma. Dr. Roedder performs regularly with the Sacramento Baroque Soloists, InConcert Sierra, Camerata California, and the Sacramento Philharmonic. She is Principal Cellist of the Auburn and Folsom Lake Symphonies, and maintains a vibrant teaching studio serving students from age 4 to 84.


Brenda Tom Vahur

piano

Pianist Brenda Tom Vahur has distinguished herself as an artist of passion and integrity. Her diverse career reflects her versatility as a soloist as well as a chamber musician. A strong advocate of new works, Brenda is the pianist for Earplay, celebrated new music ensemble in San Francisco. Brenda has performed as soloist with the San Francisco Ballet Orchestra, San Francisco Chamber Orchestra, Pittsburgh Ballet Orchestra, I Solisti di Oakland, Fort Collins Symphony, California Symphony, and Sacramento Symphony, among others.