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Stewart Audio

Custom Services

Stewart Audio was founded in 1982 and has been producing commercial amplifiers for over 25 years. In 2007, the company was purchased with the intent to expand the product offerings with Networked Audio Amplifiers and DSP products for the commercial install market. We offer custom design services for wide variety of audio products which leverage our existing designs spanning Networked Audio (including Dante, CobraNet, & AVB) Amplifiers and DSP. Our headquarters is located in Mountain View, California, in the heart of the Silicon Valley. We believe the number of talented engineers and technologists located locally has provided the ideal environment to build an engineering intensive organization. All Stewart Audio products are designed and manufactured locally and proudly bear "Made in the USA".


  • Rebrand existing Stewart Audio designs with custom exteriors.

Networked Audio Design

  • Custom amplifier and bridge product designs utilizing Dante, CobraNet, and AVB.

Custom Amplifier Design Services

  • Additional engineering services are available to identify the existing amplifier module's to pair with custom designed daughter cards for customer specific features. Many times this is the fastest, most cost effective solution for embedded audio products.
    • Time to Market
    • Existing Safety Certifications
    • Cost effective and scalable
    • Daughter card allows for customized features
    • Leveraged manufacture cost
  • Custom amplifier design services are available where the volume and cost warrant a new design.
    • Amplifier circuit
    • Power supplies
    • Enclosures
    • Special Features
    • Integrated DSP

Want more information? Email us - sales@stewartaudio.com