Dr. Beth Trez - Owner
Piano, Jazz Piano, Music Theory, Improvisation
Dr. Beth Trez has been playing the piano from as young as she can remember. Her early piano experiences include her first music job as organist and choir director at church, accompanyist for her high school chorus, and her first experience teaching private piano lessons. Beth continued to study music at Shenandoah University, switching from classical to jazz piano and achieving degrees in Jazz Studies and Commercial Music under the tutelage of Dr. Robert Larson. After graduation, she moved to New York City to work at Electric Lady Studios.
While in New York, Beth decided to pursue her master's degree at New York University in the area of Music Education with an emphasis on jazz. She studied piano in New York with Don Friedman and began her career in music education. Her first teaching job was at William Cullen Bryant High School in Astoria, Queens, after being a music education major for a month. Her masters thesis was on teaching jazz as part of a high school general music curriculum.
After graduating from NYU, Beth moved to Pennsylvania and obtained a teaching job in elementary music education in Elizabethtown. At this position, she developed a jazz club that performed at a clinic with Eddie Gomez and Mark Kramer at Elizabethtown College. Beth completed her doctorate degree in music education from Shenandoah in 2015, studying the piano blues improvisations of first, third, and fifth graders.
Beth also began her own business teaching private piano lessons and her performance career began to develop in Pennsylvania. Beth's business began to grow and she resigned from the public schools to develop the TrezMusicEducationCenter located in Mechanicsburg. Using a combination of traditional piano styles, jazz instruction with an emphasis on improvisation, and music education techniques that foster all learning styles, TrezMusic is a successful business today.
Beth also enjoys performing professionally. She plays in several different groups in the area including Shotgunn and Kerensa Gray Jazz. Beth also performs several solo and freelance piano gigs. Her piano styles are easily adaptable to any performance situation including band playing, weddings, private functions, and anything else that one may need a pianist for. Beth can also form any type of musical ensemble to fit the function, drawing from the most gifted musicians in the Harrisburg area.
Mireya Carlsen
Office Manager
Alexia Christian
Guitar, Voice, Uke, Beginner Piano, Songwriting
Alexia Christian is a Pop/Rock Musician, Performer, Recording Artist and Educator. Alexia embraced a captivating love for music singing in numerous youth choirs, then quickly ascended to private voice instruction. She launched her rock debut as a singer in Sherwood High School’s Rock N’ Roll Revival, the longest running show in Montgomery County, Maryland. Her passion for classic rock ignited. Simultaneously, as soprano in Sherwood’s Chamber Choir, Alexia journeyed through England and Ireland, performing in cathedrals and venues.
A graduate of Shippensburg University, and sustaining member of Madrigal Singers, Alexia gained momentum performing in state wide venues. All the while, she arduously trained and performed as a rock singer. After graduating from Shippensburg University in 2018, Alexia began her teaching career in Montgomery County Public Schools as a Long Term General Music Substitute Teacher in various Elementary Schools. In 2019 to 2021, Alexia began teaching at GIGS Academy in Kensington, MD as a private Vocal, Guitar, Piano and Ukulele teacher specializing in Pop and Rock Music. In 2020 to 2021, Alexia also taught at Bach To Rock in Bethesda, MD teaching private Vocal, Guitar, Piano, Ukulele and Band Instruction lessons. Alexia has also been a Music Education Substitute Teacher at Shippensburg Intermediate School and Shippensburg High School. Alexia is passionate about her career as a pop rock musician and educator. Alexia has released three albums and is currently working on a fourth Pop album! Stream Alexia Christian’s music today!
Mark Cronk
Guitar
Mike Dempsey
Piano, Jazz Piano, Guitar, Trumpet, Bass, Improvisation, Composition
Mike Dempsey is a musician from Pennsylvania who has been playing music since the age of five. Learning how to read music from his mother, he still applies the same rudimentary and fundamental techniques to his teaching. He enjoys a career of performing music, touring professionally with Yam Yam, while also playing piano and guitar locally in Harrisburg and across the country.
With an emphasis on improvisation and the piano specifically, Dempsey is prolific on piano, guitar, bass, trumpet, and music production. He maintains a deep appreciation for all types of music and music making, hoping to educate another generation of creative people. Dempsey believes that combining creativity with consistent practice is the basis for all music. This allows him to maintain an everlasting appreciation and reverence for the power of music to enrich our lives.
Betty Enck
Piano
Hi, I am Betty Enck and I am passionate about sharing my love of music with students.I teach piano lessons at Trez Music and Augti Music Studios. I recently retired from teaching 35+ years of elementary school music in the West Shore School District. I am enjoying doing a little subbing in the buildings in which I used to teach. I have a wide variety of experiences teaching, directing choirs, and playing music in various churches. Currently, I play organ and piano at a local church.
I received a Music Education Degree, with organ as my major. In addition, I play piano and a variety of band instruments. My Master’s Degree is in Elementary Education and I hold teaching certifications in Music (K - 12) and Elementary Education (K - 8).
In my free time, I enjoy spending time with my family, reading, knitting, golfing and traveling with my husband.
Kayla Keating
Woodwinds, Piano
Kayla is happy to be a new edition to Trez Music Education Center and teaching Clarinet, Saxophone, and beginner piano. She graduated Kutztown University in 2011 with a Bachelor of Science in Music Education. She has studied with Mr. Charles Tobias and Dr. Elisabeth Stimpert for clarinet, Dr. Jeremy Justeson for Saxophone, and Dr. Maria Asteriadou for piano. Kayla has taught in the Carlisle, Cumberland Valley, York Suburban, and Dallastown school districts. Over the years she has worked with several high school marching bands and indoor percussion programs. Kayla was even a Drum Major for the NFL Marching Ravens Band. Kayla is a reed doubler and has worked with many of the local theatres in Cumberland, Adams, and York counties. Some of her recent credits include Chicago, Newsies, Disney’s The Little Mermaid, West Side Story, Disney's Beauty and the Beast, Thoroughly Modern Millie, Wizard of Oz, Cabaret, Hair, Side Show, Company, Hairspray, Sondheim on Sondheim, Uncanny Valley, and Sweet Charity, and Mary Poppins. Kayla had the privilege of putting together a 26-piece orchestra for The Midstate Ballet’s production of The Nutcracker and was the principal clarinetist for the production. It was performed at the Appell Center for the Performing Arts. In addition to being active with local theatres, she founded The Keating Jazz Orchestra which performs in variations of a duo, trio, quartet, a 7-piece 1920s Dixieland band called Two-beat Dames, and a full 18 piece jazz orchestra. In her spare time (haha! What’s that?), she owns The Enchanted Teapot; a traveling tea service with character appearances for children’s parties and special events.
keatingjazzorchestra.wix.com/kjojazz
Olivia Martin
Voice, Piano
Olivia is a trained coloratura soprano, musician, and singer-songwriter. She has studied voice and piano since she learned to talk, due to growing up with music teachers for parents. She is especially passionate about forming encouraging relationships with children, and currently works at Hampden Elementary School in learning support. She has been nominated by the Hershey Theatre Apollo Awards and honored by the PMEA Region 5 Chorus for multiple years. In her spare time, you can find her performing in local theatre and singing as a member of Voices of the Valley. She also writes and produces music independently, under the name of “Livvy Hope”.
Jason Mescia
rock/Jazz band classes, woodwinds, piano, guitar, bass, composition, theory, improvisation
Jason, Sax, Clarinet, Flute teacher, graduated Cum Laude with a Bachelor’s in Music Composition and Performance from Duquesne University’s Mary Pappert School of Music. He was a Golden Key Honor’s Society Member as well as a Phi Eta Sigma Honor Society Member. In his studies Jason has covered such diverse interests as classical and jazz saxophone, Jazz Improvisation, Composition, Orchestration, Electronic Orchestration, Music Synthesis and Film Scoring. Mr. Mescia studied classical saxophone with world renowned classical tenor player James Houlik as well as the New Century Saxophone Quartet’s Stephen Pollock. Jason has also studied with Kenny Werner (author of Effortless Mastery), Michael Tomaro, Neil Wetzel, Lynn Purse, and David Stock.
Among his list of accomplishments Jason has composed the music for the feature film ‘Gumshoe’, the score to a ‘The Presenter’, Chamber and Orchestral works for the ensembles O. Angel, Negrin, Affinity Saxophone Quartet, Duqesne Chamber Orchestra Contemporary Ensemble, and Finale work and editing for Joe Beck’s DVD. Jason, who is also an active performer, has worked with Kaligata, Todd Horton, Ben Edwards Quartet, the Philly Soul Band Soulamite, Karl Jones Quartet, Jim Love and the Blue Groove, Valerie Oswald, From Cosmos to Chaos, Rented Mule, and the Philadelphia Opera Company.
Jason teaches saxophone, clarinet, flute, composition, music theory, jazz theory, and improvisation and continues to have a great track record with his students who are all enthusiastic about coming to lessons. Jason has great success preparing students for auditions and he strives for his students to have fun playing their instruments and finding their own voice rather than viewing lessons and practicing as a chore.
Katy Pratt
Voice, Piano, Special Needs Professional
Katy Pratt is a compassionate and experienced voice and piano teacher based in Mechanicsburg, Pennsylvania, with over 21 years of teaching experience. Known for her empathetic, student-centered approach, Katy focuses on relationship-building and mentorship, creating a supportive environment where students feel seen, encouraged, and inspired to grow.
Katy holds a Bachelor of Science in Education (BSE) in Special Education (K–12) from Millersville University, where she also studied music. She is currently pursuing her Master’s in Special Education at Messiah University and has 9 years of experience teaching in the field of special education. Her dual background in music and education equips her to reach a wide range of learners, including those with diverse learning styles and needs.
As a music instructor, Katy blends classical voice techniques with practical and technical tools to help students thrive across multiple genres—from worship and folk to jazz and pop. She also supports aspiring songwriters in developing their creative voice. Her teaching is marked by patience, encouragement, and a belief in each student’s unique potential.
In addition to teaching at Trez Music, Katy serves as a worship leader at her local church and has several years of experience performing professionally in jazz bands. She has a deep love for 1940s–1950s jazz and has led jazz, folk, and worship bands with authenticity and joy.
Whether working with beginners or advanced students, Katy is passionate about building lasting mentoring relationships that foster both musical excellence and personal growth. Her goal is to help every student discover confidence, creativity, and their God-given voice.