The two hotels will total 347 guest rooms, 7,000 square feet of dedicated meeting space, and additional outdoor space.
Signia Hilton properties will offer a minimum of 75 square feet per key of event space, with purpose-built ballrooms and prefunction areas.
The rapidly growing destination-management and event-services provider acquires a South Florida firm.
The 144-room property operated by Marriott's Autograph brand allows easy use of Daytona Speedway's gathering spaces and attractions.
Omni Galleria Houston overhauls its public spaces and spa, and adds to its meeting capacity.