Communications
- 1921
- Power Performers
- Motivational and keynote speakers, comedians, business and corporate trainers and celebrities. New Hartford, New York.
- 1922
- Program Resources
- A source for motivational speakers, business experts, sports stars, celebrities and Christian entertainers. Louisville, Kentucky.
- 1923
- SpeakersLive
- Speakers available for conferences, seminars and business meetings. Santa Fe, New Mexico.
- 1924
- Spotlight Speakers and Entertainment
- Provides speakers and entertainers for meetings, banquets and conventions. Carmel, Indiana.
- 1925
- The Robinson Agency
- Provides Christian speakers and artists for church, corporate and civic events. Lilburn, Georgia.
- 1926
- Total Access Speakers Bureau Inc.
- Offers entertaining, interesting and informative speakers and entertainers. Asheville, North Carolina.
- 1927
- Derius Swinton and Associates
- Keynote addresses, motivational speeches, and training workshops for schools, government agencies and corporations.
- 1929
- Nader Elguindi: Success is a Choice
- Keynotes, workshops and breakout sessions on inspiration and leadership, by a former U.S. Navy submarine officer who has overcome an accident that severed both his legs.
- 1930
- Australian Speakers Bureau
- Provides professional speakers, trainers and Masters of Ceremonies for corporate training events and conferences. South Melbourne, Victoria and Perth.
- 1931
- Celebrity Speakers
- Provides speakers and facilitators for conferences and events. Other services include consulting, coaching and mentoring. Sydney, New South Wales.
- 1933
- Platinum Speakers and Entertainers
- Provides keynote speakers, Master of Ceremonies and entertainers for all occasions. Contains company details, testimonials and speaker profiles. Armadale, Victoria.
- 1934
- Podium Prose
- Wide variety of speakers available; experts on topics such as politics and human rights.
- 1936
- Anrah Mind and Body
- Vocal exercises, lessons and training from a voice coach. Includes information on lessons and techniques. Trainer is available for voiceovers. Oxford, England.
- 1937
- Atkinson Communications
- Courses and training in presentation skills, public speaking and speech writing.
- 1938
- Auracle
- Radio and television performance and public speaking training courses, as well as communication troubleshooting.