ACT Entertainment, founded in 1993, is a manufacturer and value-added distributor of entertainment lighting, audio, and video technology used in major concert tours and live entertainment venues, film & TV studios, and theatrical and architectural settings across North America and Europe. ACT's products can be seen at the highest profile events and venues, including each of the top 10 grossing concert tours, Broadway shows, and the Super Bowl Halftime Show. Headquartered in Jackson, MO, the company has more than 500 employees across offices in California, New Jersey, Massachusetts, Ohio, Colorado, Texas, Canada, Mexico, and the United Kingdom.

In 2014, BASE acquired the company in partnership with the CEO, and since then has completed multiple add-on acquisitions including RapcoHorizon, AC Power Distribution, Ultimate Support Systems, tvONE, and Ambersphere Solutions.