Brian Diehl


Brian Diehl is a Boston based trombonist who performs and teaches throughout New England. He has served as Principal Trombonist of the Hartford Symphony Orchestra, under the direction of conductor Carolyn Kuan since 2011. Concurrently, since 2007, he has also held the position of Principal Trombone with the Springfield Symphony Orchestra, under the direction of conductor Kevin Rhodes, which had also included performing at the Berkshire Choral International Festival. Since September 2016, he has also performed with the newly formed Berkshire Opera Festival Orchestra (Madame Butterfly, Rigoletto, Ariadne auf Naxos, Don Pasquale, and Don Giovanni). Additionally, he has performed with many regional orchestras and ensembles throughout New England, including the Rhode Island Philharmonic, Albany Symphony, Portland Symphony, Boston Lyric Opera, Boston Philharmonic Orchestra, Boston Landmarks Orchestra, and Boston Modern Orchestral Project (for which he has recorded several albums of new music). Mr. Diehl has also performed with the Boston Symphony Orchestra, Boston Pops, and Boston Pops Esplanade Orchestra.

Former Principal Trombonist of the Sarasota Orchestra (then named the Florida West Coast Symphony), Mr. Diehl has also performed with the Florida Orchestra (Tampa), and most notably with the Chicago Symphony Orchestra, where he made a recording in 1989: Verdi’s Opera Highlights with Sir Georg Solti. He has also performed under such notable conductors as Seiji Ozawa, Sir Simon Rattle, Jeffrey Tate, Marek Janowski, Luciano Berio, Leonard Bernstein, Eduarto Mata, Gunther Schuller, Stanislaw Skrowaczewski, Stephan Sanderling, Bernard Haitink, Jahja Ling, Michael Tilson Thomas, and Leonard Slatkin. He has appeared with such varied musical acts as Judy Collins, Arlo Guthrie, Idina Menzel, the Smothers Brothers, the Temptations, Yo-Yo Ma and his Silk Road Ensemble, Ben Vereen, Paul Winter, Olivia Newton John, Natalie Cole, Andrea Bocelli, T-Pain, and Doc Severinson.

Mr. Diehl is an avid soloist and proponent of contemporary trombone literature. In 2018 he performed to critical acclaim the United States premiere of Takashi Yoshimatsu’s Trombone Concerto, Orion Machine, with the Springfield Symphony Orchestra, under Kevin Rhodes’ direction. Additionally, a newly written work for trombone and piano, Genial Giant, commissioned by his brother Bruce Diehl, was completed by Amherst, MA, composer Eric Sawyer in 2017 was premiered at a Faculty Recital at New England Conservatory in March 2018. He presented four performances of John Mackey’s Harvest, Concerto for Trombone and Orchestra during the 2014-15 season finale Masterworks Concerts of the Hartford Symphony to wild acclaim.  He has composed an improvisatory piece entitled “the Lesson- pas de deux”, a short work describing his experiences as both student and teacher, which has received notable laughs and quips. Past commissions include works by composer/pianist Sanae Kanda, who wrote “A Folk Tune” (2012), as well as the trombone edition of “Morgandammerung” for a Spotlight Recital at University of Southern Maine in Gorham. Other past commissions include Anthony DiLorenzo’s Concerto for Trombone and Orchestra “Little Buckaroo” (1995) and Lauren Bernofsky’s solo “Devil’s Dermish” (1997), and have received rave reviews throughout the world since their premieres. He has performed as a solo guest artist with the National Repertory Orchestra in Colorado, and as a soloist with the New World Symphony and the Florida West Coast Symphony (now the Sarasota Orchestra). Mr. Diehl received a fellowship to the Tanglewood Music Center for two seasons, where he worked with conductor Leonard Bernstein, during his final year and begotten European Tour. He received a three-year Fellowship with the New World Symphony (1992-95), under the direction of Michael Tilson Thomas, with whom he toured and recorded extensively. Mr. Diehl has also arranged solo trombone music for special performances and area church services.

One of Mr. Diehl’s passions is performing Chamber Music. He has been active throughout his career in groups from Brass Quintets to solo work within an unlike ensemble, such as Roger Goeb’s Quartet for String Quartet and Trombone (performed at the Musicorda String Festival). He is a member of two working brass quintets, Epic Brass (with whom he has toured and taught extensively), and Innovata Brass (a wonderful group of Boston-based players who tour and record a unique program of music). Mr. Diehl is a former member of the New World Brass, a quintet made up of the principal players of the New World Symphony, with whom he toured and recorded Ingolf Dahl’s Music for Brass (from Defining Dahl, on the Argo label). He has also performed at the US Embassies in Paris, in Monaco, and in the Cayman Islands.

Mr. Diehl maintains a rigorous teaching schedule in addition to his many performance activities. He is a Low Brass Teacher and Chamber Music Coach at New England Conservatory’s Preparatory School, as a member of the NEC Prep Faculty Brass Quintet. Additionally he teaches numerous high school-aged musicians at St Paul School in Concord, NH, at Walnut Hill School for the Arts, in Natick, MA, in IMSCC in Concord, MA, as well as in his studio in Andover, MA. His book Low Brass Essentials has been a text for numerous brass students and has been used at schools such as Northwestern University and University of Southern Maine. His is one of the featured interviews in the August, 2015 edition of the musician’s trade magazine “Brass Herald”.

Many of Mr. Diehl’s high school students hold positions in major Boston-area Youth Orchestras, as well as the Massachusetts All-State Festival Orchestra and Band. He has served as Low Brass faculty coach for the Boston Youth Symphony Orchestra, as well as faculty teacher and coach with the Foundation for Chinese Music in Boston. He has given masterclasses at the Eastman School of Music, Hartt School of Music, Boston University, University of Connecticut, University of Massachusetts- Amherst, and Eastern Washington University, and at summer festivals including the National Repertory Orchestra and the Tanglewood Empire Brass Seminar. Additionally, he serves on the Artist Faculty at University of Southern Maine (Gorham). Past teaching posts have included the University of South Florida (Tampa), Manatee Community College (Bradenton, FL), Miami-Dade Community College, as well as Florida International University (Miami).

During the late 80’s, at the height of the Cold War, he was chosen as Principal Trombonist of the American-Soviet Youth Orchestra, performing under Zubin Mehta and Dmitri Kitayenko in major cities in both countries. After graduating from the Interlochen Arts Academy (where he received the Fine Arts Award for Brass), he received his B.M. from Northwestern University and his M.M. from the New England Conservatory of Music (becoming the first brass player at NEC to receive the Rabb Presidential Scholarship and the Theodore Presser Award). While at NEC, he was a concerto competition winner with the New England Conservatory Orchestra. Mr. Diehl was chosen as a Finalist in the Houston Symphony’s “Ima Hogg” Concerto Competition (1994) and has done solo work with the trombone seminars of Christian Lindberg and Joseph Alessi. Past teachers include Frank Crisafulli, Jay Friedman, Joseph Alessi, John Swallow, Norman Bolter, and Douglas Yeo.

Brian’s website can be found at

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