GDA Speakers | 3,090 followers on LinkedIn. Full-service speakers bureau committed to creating unforgettable experiences. Women owned & operated since 1999. | GDA Speakers is a full-service, client-centric speakers bureau that has been proudly women owned and operated since 1999. Based in Dallas, TX, we are passionate about setting stages for a variety of audiences worldwide. Our team of knowledgeable and experienced industry professionals provide value by building relationships, serving as trusted advisors, and partnering with our clients to create unforgettable experiences.