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Artistic Staff  
Marcela Molina, Director 
Chris Fresolone, Assistant Director (Director, Jubilate)
Jess Edelbrock, Associate Conductor, (Mariposa Singers, Bumblebees), Community Outreach Director, Conductor             
Brandi Dignum, Associate Conductor (Ladybugs, Hummingbirds)
Gloria Day, Associate Conductor (Downtown Engagement Choir and Southwest Engagement Choir)
Hailey Butler, Ladybugs, and Hummingbirds Assistant
Sarah Spiller, Bumblebees Assistant
Sangjoon Park, Accompanist (Bumblebees, Mariposa Singers)
Jooyeon Hwang, Associate Conductor (Midtown Engagement Choir); Accompanist (Southwest Engagement Choir)
Joel Castleton, Accompanist (Ladybugs and Hummingbirds Choirs)
Trissina Kear, Accompanist (Midtown Engagement Choir)

Administrative Staff

Verneatte Poleyestewa, Administrative Executive

Charlene Deal, Bookkeeper

Artistic Staff 

TGC Director
Marcela Molina, DMA 

Dr. Molina has been affiliated with the Tucson Girls Chorus since 2006, first serving as Artistic Director and taking the helm as Executive Director in 2011. Under Dr. Molina’s guidance, the Tucson Girls Chorus has grown significantly in both program and outreach. Dr. Molina feels passionate about the social impact TGC is doing in our community and is committed to change lives through music. In 2011 she was an honoree in Tucson's 40 under 40 for her significant achievements and contributions in her profession and community. In 2014, Dr. Molina was one of eight in the state of Arizona chosen as a Cox Hispanic Heritage Month honoree and in 2016 she was selected as finalist for the Woman of Influence Awards in the category Arts and Culture Champion.  

Born in Bogotá, Colombia Dr. Marcela Molina holds a degree in Theory and Composition from Westminster Choir College and a doctorate in Choral Conducting from the University of Arizona. As a member of the Westminster Symphonic Choir (1998-2001), Dr. Molina sang under the batons of Joseph Flummerfelt, Kurt Masur, Wolfgang Sawallisch, Zdenek Macal, and Sir Colin Davis with such esteemed orchestras as the New York Philharmonic, the Philadelphia Orchestra, the New Jersey Symphony and the Orchestra of St. Luke’s. In 2002 Dr. Molina joined the theory faculty for the Select Young Artist Certificate Program at the Westminster Conservatory.

From 2003-2006, as a graduate student at the University of Arizona, Dr. Molina served as assistant conductor of the Tucson Arizona Boys Chorus. She has enjoyed podium time with the professional choir True Concord Voices and Orchestra, The Arizona Choir, University Community Chorus, and The Women's Choir of The Vocal Arts Festival among other undergraduate ensembles at the University of Arizona. From 2008-2012 Molina served as the Artistic Director and Conductor of the Tucson Masterworks Chorale.

Dr. Molina serves on the board of the AZ American Choral Association as the chair for Women's Choir Repertoire and Standards. She contributed four articles to the book Teaching through Performance in Choir, Volume 2. and often serves as a clinician and guest conductor at choral festivals and All-State Choirs. 

Assistant Director

Chris Fresolone, DMA

Dr. Fresolone directs the Jubilate Choir and is the accompanist and assistant conductor for the Advanced and Alumnae Choirs. 

Dr. Fresolone completed his doctoral studies in organ performance with a minor in choral conducting from the University of Arizona. He teaches music at The Gregory School, where he teaches choir, band, theory, general music, and music-directs the all-school Musical. 

Before arriving in Tucson in 2006,  Dr. Fresolone lived in the Seattle area, where he was a church musician, music educator, and musical theatre director. Chris served as musical director for productions including Bye Bye BirdieFootlooseNunsense, and the Taxi Cabaret, which Chris first directed for the Village Theatre's Festival of New Musicals in Issaquah, WA.

Chris received a bachelor's degree in music, a bachelor's degree in computer studies, and a master's degree in music technology, from Northwestern University in Evanston, IL.  While a student at Northwestern, Chris worked for Harmonic Vision, where he helped develop and support music educational software from the award winning Music Ace series. Several of Chris's original compositions appear within the software! Chris also served as organ scholar and assistant conductor for the Northwestern University Chapel Choir.

Email Dr. Fresolone

Associate Conductor/Community Outreach Director

Jess Edelbrock

is thrilled to be TGC's new Community Outreach Director and the Conductor for the wonderful ladies of the Bumblebees and Mariposa Singers. She received a B.M. in Choral Education from Northern Arizona University in May 2013, and is currently pursuing her Masters Degree in Choral Conducting at the Michigan State University Summer Program. 

Jess directed the choir program at Central High School in Phoenix for one year before moving back to Tucson, then spent two years as the music teacher at Mesa Verde Elementary. Jess now teaches music at the Tucson Hebrew Academy, is the music director for Capilla del Sol Christian Church in Northwest Tucson, and maintains a small piano studio. She accompanies choirs and musicals throughout Tucson, and serves as on the board for the Arizona Choral Educators.

Jess is passionate about empowering students through music, and is so grateful to have the chance to do so at TGC.

Associate Conductor, Ladybugs, Hummingbirds

Brandi Dignum

I am a native Tucsonan who graduated from the University of Arizona with a Bachelor's Degree in Music Education, and I am certified in Orff-Schulwerk levels I-III.  I have taught children of every age over the past 21 years. I worked with infants through Kindergarten as the Music Director for Gymboree Play and Music Programs, taught general music and choir for kindergarten through 6th grade in the Flowing Wells School District at both Walter Douglas and Richardson elementary, taught middle school choir and musical theater in the Amphitheater School District at Wilson, and am currently the Choir Director at Canyon Del Oro High School and Cross Middle School teaching grades 6-12.  I was recognized as “Teacher of the Year” for both Richardson Elementary School and the Flowing Wells School District, and was selected by the Arizona Educational Foundation as a 2011 Arizona Teacher of the Year Ambassador for Excellence; meaning I was selected as one of the top 5 teachers in the state of Arizona.  In addition to my work as a teacher, I am an active member of the performing arts community in Tucson. I have served as the Assistant Director/ Music Director for Spotlight Youth Productions, have served on the Teacher Advisory Committee for Tucson Values Teachers, was the Vocal Music Coordinator for the Flowing Wells School District and the Amphitheater School District, and was the Director of Children’s Choirs at St. Andrews Presbyterian Church.

I am ecstatic about joining the Tucson Girls Chorus organization as the Director of the Ladybugs and Hummingbirds!  I have been blessed to have my daughter graduate from the Advanced Choir this year, and can tell that her involvement with this organization has positively impacted her life and shaped her into the wonderful young woman she has become.  I look forward to meeting each of your beautiful girls and creating a fun and enriching musical experience!

Email Ms. Dignum

Associate Conductor, Downtown Tucson Engagement Choir

Gloria Day

Gloria Day received her Bachelor’s and Master’s degree in Music Education from the University of Arizona and has two levels of Orff Certification.  She served as president of the state music education association board, adjudicated for regional festivals and was guest conductor for Elementary All-State choir.  Ms. Day received many awards including Arizona Music Educator of the Year in 2003. After retiring from the Marana School District where she taught general music, band and choir for 30 years, Ms. Day continues her musical career through many community groups.  She directs the children’s choir at Northminster Presbyterian Church, sings in the adult choir and has been a member of the Tucson Symphony Chorus for over 10 years.  Ms. Day also plays flute in Sonora Winds, a community wind ensemble.  Currently, she is directing the Downtown Engagement Choir for the Tucson Girls Chorus Satellite program. 


Sangjoon Park

Born in South Korea, Sangjoon has been an award pianist including 1st prize of the concerto competition during undergraduate period in SangMyung University in Seoul. As well as solo recital in Junior, he also participated in several concerts as an organ and harpsichord player including Mendelssohn Eliajin 2006. He moved to Indiana University, Bloomington to study for Master’s. After achieving his degree, now he’s in Doctoral candidate in Piano Performance in University of Arizona, Tucson, studying under Dr. John Milbauer.