Our staff strives to create an inclusive, encouraging environment, in which all students feel valued and safe. We build a culture of positivity and fun, and then aid our students in singing musically, taking risks, and learning new skills.
Nathan Wubbena
​​MS/HS Director
Nathan Wubbena has performed as a soloist and chorus member locally and internationally; he has won awards in both classical and musical theater competitions, and he been cast in several lead roles in musical productions. He has performed with critically acclaimed choral ensembles, most recently performing with the Denver-based group Kantorei. He also arranges a cappella music, which he uses with the groups he directs and performs himself; he has several years of experience with a cappella groups, both singing in and directing them, and currently directs elite a cappella ensembles, at both middle and high school levels. 

Mr. Wubbena holds a Master of Music Education (with a Conducting Specialization) from Colorado State University. He graduated Magna Cum Laude from the University of Northern Colorado with his Bachelor of Music Education, specializing in Vocal, Piano, and General Music. 

​He has taught students in the public schools from K-12. He has been the director of numerous well-received musicals, and his choirs have won competitions with superior ratings. In 2015, Nathan received the Outstanding Young Music Educator Award from the Colorado Music Educator's Association. He is the co-founder of this camp.
Mister Tim
​MS/HS Director
Mister Tim is a prolific and award-winning singer, composer, actor, teacher, artistic director and conductor, Mister Tim has performed around the world in thousands of shows with dozens of performing groups.  He has performed on the stage of America's Got Talent, was a headline performer on the Las Vegas Strip, and has appeared in movies, on television, and in numerous viral internet hits. 

As one of the leading innovators in modern a cappella music, Mister Tim has created more than a dozen award-winning groups that have toured around the world.  His groups include 2010 International Harmony Sweepstakes Champions Plumbers of Rome, comedy quartet and internet celebrities moosebutter, all-'80s party rockers Rubix, indie-rock vocal band THROAT, beatbox quartet Mouth Beats, and the world's first (and only?) a cappella heavy metal band Placental Armageddon. 

​Mister Tim performs around the globe with his solo vocal live-looping show, with a cappella acts, as lead singer of the Irish rock band Delilah's Revenge, and with the retro close-harmony trio Vintage. He is the co-founder of this camp.
Carly Neumann
​​MS/HS Director
Carly Neumann is a passionate and empathetic music educator who hails from the small town of Peyton, Colorado on the Eastern Plains. In addition to her teaching experience, Carly has a background in youth development and youth mental health support. Carly's passion for music education extends beyond the classroom. She has experience conducting church choirs, leading community choir programs, and organizing musical events. Her commitment to providing diverse performance and musical opportunities for students in both rural and urban communities has made a significant impact on the lives of her students.
Most recently, Carly served as the Vocal Music Director at Westview Middle School in Longmont, Colorado, where she instructed seven choirs, including treble choirs, tenor-bass choirs, mixed choirs, and an auditioned mixed show choir. 
Carly brings over seven years of experience as a dedicated music educator to the team. She graduated with honors from University of Colorado-Boulder with a degree in Music Education. In the fall, Carly will be pursuing her Master of Music Degree in Choral Conducting at Colorado State University, where she will also be serving as a graduate teaching assistant. She is an active member of the National Association for Music Education, American Choral Directors Association, and holds a certification in Youth Mental Health First Aid.
Melody Sebald
Elementary Director
Melody Sebald holds a Bachelor of Music in Music Education from the University of North Dakota. She is currently pursuing her Master of Music Degree with a concentration in Kodály from Colorado State University.

During her time at UND, she was awarded the undergraduate choral conducting scholarship and studied under Melanie Popejoy. Although Melody has been teaching for less than five years, Popejoy says, “It is very rare to find someone of Mrs. Sebald’s age who has a real sense of who she is, what she believes in, and what she aspires to do with her life. Melody demonstrates wonderful character traits, an admirable work ethic, the spirit of a servant-leader, and great personal integrity. These qualities have garnered her the admiration and respect of both adults and students who have had the privilege to work with her.”
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Melody currently teaches elementary music to over 500 students in Jefferson County Public Schools, and is the director of the introductory choir of the Boulder Children's Chorale. She is an active member of ACDA, NAfME, and OAKE. She likes to play board games with her husband, go on walks with her dog, and read in her spare time.
Matthew Sebald
Elementary Pianist
Known for his bold performance presence and praised as a “dedicated musician”, Matthew Sebald is very active as a collaborative pianist and vocal coach. He recently graduated with a Master of Music degree in Collaborative Piano from CU Boulder and is pursuing his DMA in this field starting this fall. As a collaborative pianist, Matthew has experience playing for both instrumentalists and vocalists, from beginners to professional musicians. His most recent engagement was a trip to the XVIII World Saxophone Congress in Croatia where he collaborated with Dr. Scott Sandberg (UND) in the premiere of Catherine McMichael’s Duality for tenor saxophone and piano. Matthew has also proven himself to be an accomplished soloist; some of his accolades include winner of the 2016 Bismarck-Mandan Symphony Orchestra Concerto competition and UND’s 2015 Mozart Piano Concerto competition, and runner-up for the 2017 Greater Grand Forks Concerto Competition. His experience as a pianist/harpsichordist in small and large ensembles includes the Red River Trio 2016-2017, the UND Chamber Orchestra 2017-2018, CU Boulder’s Symphony Orchestra 2020-2021, and CU Boulder’s Chamber Singers 2021.
Scott Hamlin
MS/HS Pianist
Growing up in Portland, Oregon, Scott began taking piano lessons at a young age and continued through high school. He began accompanying choirs in 7th grade and continues to enjoy this. Scott has always enjoyed music, so during his first college experience, he minored in church music. After three years, he moved to southern California to major in music education with a voice and choral emphasis. From Southern California to the Bay Area, and then to Longmont in 1987, Scott has been privileged to lead the music in several churches.

This is Scott’s 18th season with the Longmont Chorale.  Prior to this, he served for three years as the Associate Director of the Chorale Singers (now Viva Voce) ensemble.  He has been directing choirs for over forty five years, in Oregon, California, and Colorado. Since 2003, Scott has also been an accompanist for the St. Vrain Valley School District, where he currently accompanies six choirs at Erie Middle School.
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In December 2007, he completed the Master of Music degree with an emphasis in conducting at the University of Northern Colorado under the direction of Dr. Galen Darrough (Director of the Longmont Chorale 1990-2000).
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Grable Howie
Assistant Instructor
Grable Howie is a producer, songwriter, music director, and performer who currently studies at Berklee College of Music. He is earning his bachelors in Independent Recording and Production and a minor in Music Health. He is working to perfect his craft as an independent musician, developing skills in production, mixing, and mastering. Specializing primarily in guitar and voice, Grable performs all around Boston and Colorado, mainly in the genres of folk, alternative, and pop. 

He is also the current music director of On The Vox A Cappella, an award winning pop based collegiate a cappella group at Berklee. This group recently became two time semifinalists in the International Competition of Collegiate A Cappella. 

Grable has a diverse choral and theatre background, winning multiple awards in both areas. Most notably, Grable has been a MainStage performer at the International Thespian Festival, and won the National School Choral award back in 2021. He is so excited to bring his knowledge and experiences to Ascent Vocals again!