Mark Gunderson

Photo_GundersonMarkMark Gunderson
Program Coordinator

A Southern California native, Mark Gunderson has been a part of the band scene since he was an infant. Reared in a family of musicians and educators, Mark headed down the path set before him. He attended California State University, Fullerton, graduated with a degree in Music Education, earned his teaching credential, and later returned for a Master of Music degree in Conducting.

He has been teaching instrumental music for more than 25 years, and is currently the Band Director at Kraemer Middle School in Placentia, California. Mark has also taught band and orchestra at Esperanza High School, Diamond Bar High School, and Los Altos High School. . Mark has experience with nearly every type of instrumental ensemble including bands and orchestras, AP Music Theory, IB Music, Music Appreciation, guitar, piano, and instituted a Recording Technology class while at Los Altos High School.

Outside of teaching, Mark is an active field and festival adjudicator in southern California. Mark lives with his wife Phyllis and their son Matthew Cole in their home in Hacienda Heights. When not playing with Matthew, he enjoys running, playing golf occasionally, cooking every chance he gets, and pairing his meals with tasty wines.

Mark has been with Pacific Crest since 1997.

Ariel Campos

Ariel Campos
Front Ensemble Caption Coordinator

Ariel Campos is a music educator and freelance percussionist living in Los Angeles. He is a graduate of California State University, Northridge with a B.M. in percussion performance. His diverse musical back round includes performances with artists and groups such as Country Pop Duo Brooks and Dunn, singers Gloria Loring, and Boca Rosa. Jazz musicians Louie Cruz Beltran, Sal Cracchiolo, Sheila E., Peter Michael Escovedo, conga master Francisco Aguabella, The Young Musician's Foundation Debut Orchestra, The Pasadena Young Musicians Orchestra and the American Youth Symphony. He was a member of the Concord Blue Devils Drum and Bugle Corps from 1995-1998, and was an original cast member of the Tony and Emmy award winning musical 'Blast!' which premiered in London.

As a solo percussionist Mr. Campos has been featured in concerts and recitals with California State University, Northridge Wind Ensemble, Union High School Percussion Ensemble, Tulsa, Oklahoma. He was a participant in the 2006 International Marimba Competition in Linz, Austria. Mr. Campos can also be heard as a featured musician on the Original Motion Picture Soundtrack to the 2007 film 'Bella.'

As an Instructor he has arranged and instructed for Yamato Drum And Bugle Corps, and many school programs in Southern California. He is currently the percussion director at William S. Hart High School in Newhall, Ca. The Hart Regiment was a 2007 Bands of America grand national Semi-finalist and the only band in Southern California to win six consecutive Southern California Band and Orchestra Association division championship titles.

Jeff Lee

Jeff Lee
Front Ensemble Arranger and Sound Designer

JEFFERSON S. LEE is the Music Director & a Composer/Arranger, and MIDI programmer for the Mason Entertainment Group (MEG). Jeff’s involvement with MEG began as a percussion & electronics arranger/composer with the 1999 launch of the Tony and Emmy award winning theatrical show BLAST!. Following Blast’s London premier, Jeff was hired to compose new music for the show as well as become more involved in the overall musical design. In addition to Blast, Jeff has been involved with many other MEG products including Shockwave, CyberJam, & M.I.X. In 2003 Jeff moved from the San Francisco area of California to become the Music Director for the company. The Santa Clara Vanguard enlisted Jeff’s services as design team member & sound designer for the ’09 & ’10 seasons & in 2010 Jeff was appointed to the Sound Designer and Front Ensemble Supervisor positions of the Madison Scouts Drum & Bugle Corps.

Originally from Albuquerque, NM, Jeff completed his Master of Arts degree in percussion performance from the studio of Steven Schick (CSU, Fresno).  Jeff’s musical career has evolved from that of performer to band director to freelance arranger, composer, educator, & clinician. Jeff is proud of his 10 years of work as a percussion and brass arranger/composer for the Concord Blue Devils & his contributions to a numerous first place DCI full ensemble, I&E, & high percussion awards. Jeff has been a composer and arranger for many WGI color guards & percussion ensembles, DCI drum corps, universities, & high schools. Jeff has worked with groups such as The Woodlands, James Logan, Clovis West, Northview & Etiwanda high schools, Riverside Community College, as well as the Renaissance Vanguard, Yamato, & the Yokohama Scouts drum & bugle corps in Japan.



Matt Altmire

Matt AltmireMatt Altmire
Percussion Caption Supervisor and Arranger

MATT ALTMIRE received his BA and MM from the University of California at Los Angeles, where he studied with Mitchell Peters. While at UCLA, he performed regularly with the UCLA Philharmonia Orchestra, Wind Ensemble, Percussion Ensemble, and Jazz Ensemble.

A freelance percussionist in the Los Angeles area, he has performed with the Los Angeles Concert Orchestra, Swing Inc., and GLANK. Matt’s drum corps experience includes two years with the Anaheim Velvet Knights, and three years with the Santa Clara Vanguard. He has worked with the Velvet Knights, Pacific Crest, Colts, and Yamato Drum & Bugle Corps (Caption Head/Arranger).

In addition, he has been on the faculty of a number of notable high schools and colleges/universities, including Etiwanda High School, Thousand Oaks High School, Long Beach City College, Riverside Community College, and UCLA. Matt has taught  various clinics across the U.S. and Japan, and is an active member of the Percussion Arts Society.

He currently holds teaching positions at William S. Hart High School, Diamond Bar High School, Santa Monica College and Mt. San Antonio College.


Brian Belski

Brian D. Belski
Brass Arranger





Brian D. Belski is the Director of Bands at Savanna High School in Anaheim, CA.  He holds a Bachelor’s degree in Music Education from UCLA, a teaching credential from CSU Long Beach, and a Master’s degree in Conducting from the American Band College at Southern Oregon University.

He prepares 7 different student ensembles for over 45 performances annually and are often rated “Superior” at adjudicated festivals.  The Savanna HS Wind Ensemble has received superior ratings for 7 consecutive years while playing high school and collegiate level music literature.  The 180-member Mighty Marching Rebel Band is a 2-time Bands of America Regional finalist and won the 2009 Southern California (SCSBOA) 5A Marching Band Championship.

Mr. Belski’s ensembles have performed at the Rose Bowl, Disneyland, Angel Stadium, the Arrowhead Pond (with Shania Twain), and the Reno Jazz Festival as well as at corporate events for Disney, Mattel, Goodyear, Wells Fargo, the City of Anaheim, and Pepsi. In December, 2009, the band performed on national television at the Honda Center in Anaheim as the house band for the annual John Wooden Classic college basketball tournament.

He is also active as a composer, arranger, and professional performer on tuba, trombone and bass and serves as an adjudicator for wind ensembles and marching bands throughout the western United States.  Mr. Belski recently served 2-years as an elected Vice President of the Southern California School Band & Orchestra Association (SCSBOA). 

Mr. Belski enjoys travel, camping, boating, running, bicycling, & college football and basketball.  He lives with his beautiful wife, Sarah, in Irvine, California.


Dale Leaman

Dale LeamanDale Leaman
Design and Instruction Consultant

DALE LEAMAN has worked as arranger/composer/ brass instructor/consultant for many of the most successful instrumental music programs in California. His arrangements and compositions can be heard in a wide variety of venues for all levels of performer: instrumental & vocal, acoustic & electronic, field & concert hall, film & theater. He has taught instrumental music at all age levels from elementary school to college. As a performer, Dale was an original member of the Pacific Chamber Orchestra and the Pacific Symphony, as well as several local orchestras and musical theater companies.

Recently, Dale has focused on his interest in instructional technology and academic computing, and is now Project Coordinator for ASSIST, a joint project of the University of California, California State University, and The California Community Colleges. ASSIST is California’s official statewide database of postsecondary student transfer information.

As a co-founder of Pacific Crest, Dale has combined a love of "outdoor entertainment" with a commitment to community service.

Professional memberships include:
American Association of Higher Education
The National Literacy Project