I am a music producer, composer, educator, audio mixer, and recording artist based in Pasadena, CA, with over 10 years of experience creating original music and audio for film, television, advertising, and diverse media platforms. I specialize in orchestration, live instrumentation, MIDI programming, and audio engineering, and have a proven track record across multiple music genres. With extensive experience in both education and professional production, I teach and mentor students at Los Angeles Film School while continuing to compose and produce music for prominent sample library markets and media licensing companies. My dedication to integrating industry-standard tools and practices fuels my passion for creating high-quality music and sound design.

David Semien

I am a music producer, composer, educator, audio mixer, and recording artist based in Pasadena, CA, with over 10 years of experience creating original music and audio for film, television, advertising, and diverse media platforms. I specialize in orchestration, live instrumentation, MIDI programming, and audio engineering, and have a proven track record across multiple music genres. With extensive experience in both education and professional production, I teach and mentor students at Los Angeles Film School while continuing to compose and produce music for prominent sample library markets and media licensing companies. My dedication to integrating industry-standard tools and practices fuels my passion for creating high-quality music and sound design.

Available to hire

I am a music producer, composer, educator, audio mixer, and recording artist based in Pasadena, CA, with over 10 years of experience creating original music and audio for film, television, advertising, and diverse media platforms. I specialize in orchestration, live instrumentation, MIDI programming, and audio engineering, and have a proven track record across multiple music genres.

With extensive experience in both education and professional production, I teach and mentor students at Los Angeles Film School while continuing to compose and produce music for prominent sample library markets and media licensing companies. My dedication to integrating industry-standard tools and practices fuels my passion for creating high-quality music and sound design.

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Experience Level

Expert
Expert
Expert
Expert
Expert

Work Experience

Music Producer at OUTPUT.COM
January 1, 2019 - Present
Music Content Composer for Arcade Software, producing original music content for the platform.
Sample Loop Producer at SOUNDS.COM
January 1, 2018 - Present
Create and produce sample loops used by consumers for music production.
Music Producer at PATCH BANKS
January 1, 2013 - Present
Compose and produce analog and MIDI recordings for retail sample library consumer market.
Library Composer, Mixer, Producer at ZOOMAINA MUSIC
January 1, 2014 - Present
Compose, mix, and produce music content for the library.
Freelance Composer at MOPHONICS MUSIC
January 1, 2012 - Present
Work as a freelance composer on various music projects.
Library Composer, Mixer, Producer at ATRIUM MUSIC
January 1, 2012 - Present
Compose, mix, and produce music content for library music.
Library Composer, Mixer, Producer at ELIAS ARTS
January 1, 2011 - Present
Freelance composer providing music compositions, mixing, and production.
Staff Composer, Music Producer, Mixer at PATRON SAINTS OF MUSIC
December 31, 2013 - August 9, 2025
Composed main title themes for ABC, VH1, and Bravo networks; produced and mixed music.
Freelance Composer at FACE THE MUSIC
December 31, 2012 - August 9, 2025
Provided freelance composition services.
Lead Faculty, Music Production at Los Angeles Film School
January 1, 2019 - Present
Teach and mentor students in music production, composition, mixing, and sound design. Develop curriculum integrating industry-standard tools and practices.
Music Content Composer at Output.com
January 1, 2019 - Present
Compose and produce music for Arcade Software, including original loops, samples, and sound design.
Sample Loop Producer at Sounds.com
January 1, 2018 - Present
Create high-quality loop content for online distribution.
Music Producer / Composer at PatchBanks
January 1, 2013 - Present
Compose and produce analog and MIDI recordings for retail sample library markets.
Library Composer / Mixer / Producer at Zoomania Music
January 1, 2014 - Present
Produce music for licensing in television, film, and advertising.
Library Composer / Mixer / Producer at Mophonics Music
January 1, 2012 - Present
Produce music for licensing in television, film, and advertising.
Library Composer / Mixer / Producer at Atrium Music
January 1, 2012 - Present
Produce music for licensing in television, film, and advertising.
Library Composer / Mixer / Producer at Elias Arts
January 1, 2011 - Present
Produce music for licensing in television, film, and advertising.
Staff Composer / Music Producer / Mixer at Patron Saints of Music
January 1, 2013 - August 9, 2025
Composed main title themes for ABC, VH-1, and Bravo networks.
Freelance Composer at Face the Music
January 1, 2012 - August 9, 2025

Education

Bachelor of Music at California State University Los Angeles
January 1, 2019 - January 1, 2019
Bachelor of Music in Composition at California State University, Los Angeles
January 1, 2015 - January 1, 2019

Qualifications

Add your qualifications or awards here.

Industry Experience

Media & Entertainment, Education, Consumer Goods, Software & Internet