Tyler Johnson

Ensemble Director

Tyler Johnson is a music educator and visual instructor in San Diego, CA. His marching experience includes a season with the San Diego State University Marching Aztecs and five years with Gold Drum and Bugle Corps, aging out as their horn sergeant and trumpet section leader. After aging out of drum corps, Tyler joined the staff of Gold Drum and Bugle Corps as a visual technician and tour manager for their DCI Open Class bronze medal winning season in 2018.

In addition to marching, Tyler’s performance experience includes playing trumpet in the San Diego State University Wind Symphony and Orchestra as well as percussion in the San Diego State University Symphonic Band.

Tyler is currently completing his Bachelor’s Degree in Music Education at San Diego State University. He looks forward to providing Gold’s members with the best possible experience this season.


David Miranda

Ensemble Coordinator, Battery Arranger, Overall Design

David Miranda is full-time percussion educator, writer, and designer based in Southern California.

His drum corps member experiences include groups such as SoCal Dream, Pacific Crest, Santa Clara Vanguard, and the Phantom Regiment. He has taught with The Troopers, The Santa Clara Vanguard, The Blue Stars, and Gold Drum and Bugle Corps.
His indoor performance experience includes 4 seasons of Pulse Percussion as a member from 2007-2010, receiving the WGI Gold Medal for his age out performance. He also served as a section leader for his last two years. He was then back with Pulse on staff for 3 years from 2011-2013 as the bass tech. He then continued his teaching with the Chino Hills HS percussion program from 2015-2018, helping the ensemble achieve 3 gold medals (2015, 2017, and 2018) and one silver medal (2016). Some of his other indoor teaching/design experiences include groups such as Rancho Cucamonga HS, Upland HS, and Colony HS. Additionally, he served as the Program Coordinator/Ensemble Coordinator and Battery Arranger at Velocity Indoor Percussion.

As a percussionist, Dave is currently performing in the Kellogg Percussion ensemble, the Cal Poly Pomona Wind Ensemble, as well as the Cal Poly Jazz Ensemble. He also conducts the concert band at Alta Loma High School during the winter/spring semester.

Dave is proud to be a member of the Vic Firth and Zildjian Education Team. He also proudly endorses Remo Drumheads.

Dave currently lives in Chino Hills, CA and is pursuing a Bachelor’s Degree in Music Education at Cal Poly Pomona.


Michael Schlotter

Front Ensemble Arranger and Coordinator

Michael Schlotter is a music and marching arts educator and designer based in Southern California specializing in the areas of percussion and marching techniques and styles. He is an in-demand clinician, consultant, composer and arranger for numerous marching band and indoor ensembles.

His enjoyment and continued success stem from his ability to propel each student and ensemble he works with to higher levels of achievement.

Michael is also a professional percussionist sought after by several notable ensembles including the Juneau Symphony, LA Chamber Orchestra, Chinese Overseas Symphony, Southeast Symphony, and the Golden State Pops Orchestra. Additionally, he is an on-call recording artist for several studios for various commercial, album, and film score projects.


Ryan Johnson

Visual Design Coordinator


Andy Yoon

Battery Ensemble

A lifelong musician, Andy Yoon joins Gold not only to teach drums, but also to pass on his passion for music and performance. With his eclectic musical background, he brings a fresh perspective to the ensemble with values in musicianship, awareness, and mental stability.

Andy is the battery instructor at University HS and worked as snare tech at Velocity Independent in 2016 and 2017. He marched snare drum at Pacific Crest in 2012 and 2013, serving as battery section leader in 2013. He also marched POW Percussion 2014 for his ageout season.

Andy graduated from UCLA in 2015 with a Bachelor of Science in Computer Science. He currently works as Senior Front End Developer at Hyundai AutoEver America in Irvine, CA.


William Mac Tavish

Snare Technician

William was a marching member of POW percussion (2016) and Pulse percussion (2017). In addition, his Drum Corps experience includes Impulse! Drum and Bugle Corps (2012-2014), the Mandarins (2015), the Blue Stars (2016-2017), and the Bluecoats (2018).

William has taught at various high schools in the San Diego region and is currently teaching at Rancho Bernardo high school.

William is currently pursuing his B.A. in Communication at San Diego State University.


Josh Hall

Snare Technician

Josh is a percussion educator, arranger, and private teacher based in the Southern California area. He has worked with several high schools in the San Diego area including Valhalla, San Marcos, and Carlsbad. Currently, he is the percussion caption head for Mission Hills High School. He has also served as a snare technician and battery coordinator for the Watchmen Drum and Bugle Corps from 2014-2016. As a musician, Josh has performed with Mandarins Drum and Bugle Corps, Dark Sky Percussion, the San Diego State University Marching Aztecs, and both the SDSU wind symphony and symphony orchestra.

Josh holds both a B.A. in Communication with a Minor in Classical Music as well as an M.A. in Communication from San Diego State University. He proudly endorses Innovative Percussion Inc. sticks and mallets.

Josh resides in Vista, CA.


Brady Giard

Bass Technician

A San Diego native, Brady Giard is thrilled to be teaching the Bass Line at Gold. His Drum Corps marching experience includes Gold, Mandarins, and Blue Stars. For Indoor Drumline, he’s marched POW as well as Pulse Percussion.

He is currently the Co-Caption Head for Percussion at Chula Vista High School. He also works at the Before and After School Programs for Middle Schools throughout San Diego. In his spare time, he likes long walks on the beach and watching Netflix.


Vyvian Perez

Cymbal Technician

Vyvian Perez has been an active cymbal educator since 2010 beginning in her hometown, El Paso, TX. She taught at various high schools there from 2010-2016 including Eastwood, Coronado, and Del Valle. All of which have received multiple awards for Best Cymbal Line in the region. After moving to California, she has worked with Patrick Henry HS in 2017, Velocity Independent 2018, and Gold Drum Corps 2017 & 2018. Vyvian’s marching history includes Pioneer 2010, Mandarins 2011-2013, and POW 2015. She has an Associates in Sign Language Interpretation as well as a Bachelor of Arts in Psychology from the University of Texas of the Permian Basin.

She currently works at Apple and as an artist and lives in Chino, CA.


Albert Avelar Jr.

Cymbal Technician

Albert Avelar grew up in Pico Rivera, CA where he attended El Rancho High School. He is an active Cymbal Educator and currently teaches at Crescenta Valley High School and San Marino High School, both of which have had a tremendous amount of growth and success throughout the years.

Albert’s WGI marching experience started with POW Percussion in 2015 and 2016. After two years at POW, he went on to march with Pulse Percussion in 2017 and 2018 where he finally finished his age-out season as the Cymbal Line section leader.

Albert’s DCI marching experience includes Impulse Drum & Bugle Corps in 2016 and Aged Out the following summer with DCI’s 2017 Open Class Champions, The Santa Clara Vanguard Cadets.

He currently works at Lazy Dog Restaurant & Bar and resides in East Los Angeles, CA.


Tan Huynh

Front Ensemble Technician

Tan is currently the front ensemble instructor at Katella High School, Santa Margarita High School, and El Toro High School. Tan grew up in Escondido California and attended Orange Glen High School. Tan taught the front ensemble for Gold Drum & Bugle Corps in 2017 and 2018, as well as with Velocity Independent Percussion in 2018. His drum corps marching experience includes Gold 2010 and 2012. For indoor, Tan marched with Alternative Percussion 2010 and SDSU Indoor 2011 & 2012. Tan went to UC Irvine from 2012-2016 and graduated with B.S. in Biology.


Tass Duarte

Visual Technician

Tass Duarte is a visual instructor and designer who has worked with many high school and independent groups throughout California. Some of those groups include Azusa HS, Citrus Hills HS, and Velocity Independent Percussion. He is currently on staff at Chino Hills High School and Don Lugo High School, both of which have had great success in their competitive circuits.

Tass’s marching experience includes four years with Pacific Crest where he aged out as section leader in 2015. He then went on to perform with Orange County Independent Wind Ensemble in 2015 and 2016.

Tass has been on staff with Gold since 2016 as a visual instructor. He looks forward to this new opportunity to learn and help teach the next generation of Gold performers.


Johnny Jagerman

Visual Technician

Jonathan Jagerman was born and raised in Laguna Hills CA, and went to Laguna Hills High School where he found his passion for the Marching Arts. He began his independent performance career at Gold Drum and Bugle Corps in 2012 and 2013, then moved on to march with The Santa Clara Vanguard in 2014 and Blue Devil’s 2015/2016/2017 and served as the Tuba Section Leader in 2017. Although Jonathan is a Tubist, he is no stranger to WGI Percussion, as he performed in PIW for 4 seasons with Pulse Percussion (14, 15 & 17) in the Visual Ensemble and Broken City Percussion (2018) on Cymbals. Since then, he has moved on from performing has focused on his teaching career, teaching groups like: Ayala High School, Savanna High School, Etiwanda High School, Trabuco Hills High School as well as The Madison Scouts during the Summer of 2018. Johnny is incredibly excited to be joining the team at Gold Indoor for their First Season!