Ironman Sound Industries is a company creating some of the highest quality and most memorable events in the St. Louis region and beyond. Founded in 1997 by Bob and Stacy Horner, ISI has steadily grown to become one of the Midwest’s most praised and sought-after event production companies. In 2023 ISI paired with Markey's out of Indianapolis to leverage more talent and market share. We now have offices in 12 states.
We're more than just a sound company; ISI maintains the finest tools and specialists in Sound, Lighting, Video, Staging, and Decor, allowing endless possibilities for our clients. With the goal of building a lasting relationship, we excel at providing Production Design, Planning and Management, giving every event the personal attention necessary to bring your vision to life.