Clients include:
- Bantam/Doubleday/Dell
- DC Comics
- Disney
- Fallon-McElligott-Berlin
- Financial Benefits Research Group
- Fova
- HBO
- Hypnotix
- Just Us Books, Inc.
- Lateral Communications
- McDougal Littel
- Mezzina Brown Advertising
- Multimedia Solutions Corp
- New York Newsday
- Random House
- Smatt Floren
- Sony
- Time Warner
- WABC-AM radio
Howard Simpson created ABBA DABBA to do web design and to take advantage of storytelling opportunities on the Internet.
Abba Studios is a collective of artists specializing in cartoon art for all media using full color illustrations and animations for advertising, marketing, editorial usage and promotion.