QSC, a privately owned company headquartered in the US and a subsidiary of Acuity, was founded in 1968, operates with approximately 1100 employees, and specializes in Pro AV audio and conferencing. The company reported $600.0 million in revenue as of 2025. Functioning as a provider for ProAV, QSC designs and manufactures solutions and services for the sector.
Kramer Events, founded in 1997, leverages QSC Audio solutions to support its event business, which is nearing its 30th anniversary. On September 10, QSC announced that three additional Q-Sys pro AV devices received certification for Zoom Rooms, including a network camera, a modular system combining a processor, switch, AV bridge, video switch, and tableside I/O expander for collaboration spaces, and an AI accelerator. This followed an August 28 project where Ireland Sound Systems standardized audio systems across six high school performing arts venues in Southern California's Corona-Norco Unified School District using QSC L Class line arrays. Earlier in August, Samson Events, a Los Angeles-based company established over a decade ago, scaled its production business with QSC equipment.
QSC offers 9 products in the pro AV industry. QSC's product portfolio comprises of commercial installed sound, live audio equipment and conferencing systems and UC.
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QSC's revenues were less than $1B in 2025. Caretta Research has split QSC's revenue into 9 different product categories, the largest of which is commercial amplifiers. For full access to QSC's revenue breakdown subscribe to Caretta Portal.
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QSC's customers primarily consist of higher Education, media and TV services and live events companies. Examples of QSC's customers include University of Southern California, Crystal Peaks Youth Ranch and Dude Perfect.
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