Verified Nov 2026
Electronics & Software
·
Costa Mesa, California
·
Since 1968
QSC is an electronics and software company headquartered in Costa Mesa, California, founded in 1968. It has an estimated 1,000 to 5,000 employees and an estimated revenue band of $250 to $500 million, and it is privately held. The company makes professional audio, video, and control products, including its Q-SYS Platform, a cloud-manageable ecosystem for networked AV systems. It serves automotive, electric-vehicle, electronics, appliance, medical, and plumbing-hardware industries. In April 2026, QSC reported that its L Class audio system was deployed at Mò Live House in Malaysia.
QSC? at a glance
Revenue
$250-500M
Est. band
Employees
1,000-5,000
Founded
1968
Headquarters
Costa Mesa, California
Certifications
ISO 9001
Import activity
5122
Industries
Automotive
Electric Vehicles
Electronics
Appliance
Medical
Plumbing & Hardware
Sourcing and import activity
From US customs bill-of-lading records
US sea imports
5122
Named foreign suppliers
50
Top origins
China · Hong Kong S.A.R. · Taiwan · South Korea
Shared foreign counterparties do not establish that these companies buy from QSC?.
What this tells a buyer
The record shows a recent development in which QSC divested its Digital Cinema Speaker product line to Moving iMage Technologies in November 2025, and no customs shipment data was found.
QSC holds ISO 9001 certification and manufactures power amplifiers, loudspeakers, and digital mixers alongside its Q-SYS cloud-managed AV platform.
Public records describe QSC as privately held with an estimated revenue band of $250 to $500 million, and a March 2026 report noted the company operating under new owners.
Source: US customs bill-of-lading records and public filings · Last verified Nov 05, 2026
STABILITY SIGNALS
Established & active
58 years in operation (founded 1968).
Holds ISO 9001 certification(s) per public sources.
Overview
QSC is an electronics and software company headquartered in Costa Mesa, California, founded in 1968. It has an estimated 1,000 to 5,000 employees and an estimated revenue band of $250 to $500 million, and it is privately held. The company makes professional audio, video, and control products, including its Q-SYS Platform, a cloud-manageable ecosystem for networked AV systems. It serves automotive, electric-vehicle, electronics, appliance, medical, and plumbing-hardware industries. In April 2026, QSC reported that its L Class audio system was deployed at Mò Live House in Malaysia.
At a glance
Attribute | Detail |
|---|---|
Founded | 1968 |
Headquarters | Costa Mesa, California |
Employees | 1,000-5,000 |
Revenue | $250-500M (estimated) |
Primary capability | Electronics & Software |
Certifications | ISO 9001 |
What QSC? makes
QSC holds ISO 9001 certification and manufactures power amplifiers, loudspeakers, and digital mixers alongside its Q-SYS cloud-managed AV platform.
Certifications
QSC? is associated with the following certifications in public sources. Confirm the certified scope for the specific plant producing your part:
ISO 9001 — qsys.com
Trade and customs footprint
The record shows a recent development in which QSC divested its Digital Cinema Speaker product line to Moving iMage Technologies in November 2025, and no customs shipment data was found. US customs bill-of-lading records list 5122 inbound shipments across 50 foreign suppliers, with top origins including China · Hong Kong S.A.R. · Taiwan · South Korea.
Latest developments
2026-04-06 — QSC L Class Delivers High-Energy Audio System for Mò Live House, Malaysia - Live Sound (qsc.com)
2026-03-02 — Costa Mesa AV Firm QSC Thrives Under New Owners - Orange County Business Journal (ocbj.com)
2026-02-28 — PHOTOS: QSC at NAMM 2026 - Orange County Business Journal (ocbj.com)
2025-11-05 — QSC Divests its Digital Cinema Speaker (DCS) Product Line to Moving iMage Technologies | AVNetwork (avnetwork.com)
2025-06-18 — Detail (qsys.com)
2025-06-17 — QSC Expands Its Portfolio with Battery-Powered Loudspeaker, Mobile Control App, and Next- Generation Subwoofer - News - Resource Libraries - Resources - QSC Audio (qscaudio.com)
Facilities
QSC? is headquartered in Costa Mesa, California. Public sources also reference these locations:
Tecate, Mexico — vtech.com
Costa Mesa, California — corelis.com
Company details
Public records describe QSC as privately held with an estimated revenue band of $250 to $500 million, and a March 2026 report noted the company operating under new owners. QSC? was founded in 1968, has an estimated 1,000-5,000 employees, and is headquartered in Costa Mesa, California. On the LightSource stability read it is rated "Established & active": 58 years in operation (founded 1968). Holds ISO 9001 certification(s) per public sources.
Frequently asked questions
What does QSC? make?
QSC is an electronics and software company headquartered in Costa Mesa, California, founded in 1968. It has an estimated 1,000 to 5,000 employees and an estimated revenue band of $250 to $500 million, and it is privately held. The company makes professional audio, video, and control products, including its Q-SYS Platform, a cloud-manageable ecosystem for networked AV systems. It serves automotive, electric-vehicle, electronics, appliance, medical, and plumbing-hardware industries. In April 2026, QSC reported that its L Class audio system was deployed at Mò Live House in Malaysia.
Where is QSC? headquartered?
QSC? is headquartered in Costa Mesa, California (1675 MacArthur Boulevard, Costa Mesa, California, 92626).
When was QSC? founded?
QSC? was founded in 1968.
How big is QSC??
QSC? has an estimated 1,000-5,000 employees, with revenue in the $250-500M range (estimated).
What certifications does QSC? hold?
QSC? lists ISO 9001 on its website. Confirm the certified scope for the specific plant producing your part.
Does QSC? import from overseas suppliers?
US customs bill-of-lading records show 5122 inbound shipments for QSC?, with top origins including China · Hong Kong S.A.R. · Taiwan · South Korea.
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Last verified Nov 2026. Is this your company? Request a correction.
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