OSA debuted in 1985 with a promise to provide the best talent, service and equipment in the industry. Our process was based around system packaging that saved our engineers time so that they could have more time to focus on your event. Before long, we became widely known for our leading audio solutions. Today, OSA delivers world-class entertainment technology, event production, and systems integration. Meeting the broad range of our clients’ needs, no matter the scale, from audio to video to lighting, and more. We are proud to supply our clients with the On Stage Advantage, which starts from the design and results in flawless execution. OSA | Design is in the Details