GSE Worldwide
Spectator SportsNew York, United States51-200 Employees
GSE Worldwide operates as an integrated sports and entertainment agency that combines marketing, talent representation, and management services. The firm was formed in January 2019 after Gatemore Capital Management acquired TLA Worldwide's U.S. business. Headquartered in New York City, New York, it maintains a global presence with offices and clients across the United States, Latin America, and Europe. GSE Worldwide represents high-profile athletes, entertainers, and broadcasters, advises brands on marketing and business objectives, and produces sporting events. The company blends capabilities across on-field and off-field work, sponsorship sales, production, hospitality, and digital branding to support clients. In July 2025, GSE Worldwide announced the acquisition of InsideOut Sports & Entertainment, expanding its event production capabilities.