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Founded nearly five decades ago, QSC, LLC, is a globally recognized leader in the design and manufacture of professional audio/video system solutions. With power amplification, loudspeaker, digital signal processing (DSP) and digital mixer engineering resources all located under one roof, QSC uniquely leverages these technologies to deliver products and systems that far outperform the sum of their parts – providing compelling solutions for professional installed, portable, production and cinema sound customers worldwide.

QSC expertise is also evident in its advanced manufacturing and quality control processes. The company manufactures in its 81,000 square foot, state-of-the-art facility, located in Costa Mesa, California. Utilizing a compliment of demand planning, parts procurement, operations and logistics, computer-controlled precision assembly, and rigorous testing and control, the QSC facility is designed with build-to-order flexibility, giving the company unprecedented ability to respond to customer needs while keeping both parts and finished goods inventory at well-maintained levels. Select partners in Asia provide additional manufacturing.

Located on 51,000 square feet of office space on the same campus as the manufacturing facility are the QSC Corporate Offices, Engineering, Sales, Marketing, Technical Support and Service. Additionally, QSC has offices in Boulder, Colorado and Hong Kong, with sales and support staff located throughout North and South America, Europe, Asia and the Middle East. QSC maintains a local warehouse and distribution facility in Costa Mesa, with other facilities in Tennessee, Belgium and China.

QSC Corporate Office

1675 MacArthur Blvd..
Costa Mesa, CA 92626 USA

Phone: +1.714.754.6175
Toll Free: +1.800.854.4079

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