COSTA MESA, Calif.--(BUSINESS WIRE)--QSC, LLC is pleased to announce the promotion of Ronda Ross to Vice President Human Resources. Ross replaces Vicki Arnold who has retired after leading HR for 16 ...
Acuity Brands Technology Services Inc. entered into an agreement to acquire Costa Mesa-based QSC LLC from QSC Holdings Inc. and others for $1.2 billion on Oct. 24. QSC designs, engineers and ...