Over the years, Howard Marketing Services has produced solid results for numerous clients, including:
- Asia Speakers Agency
- Baan Yin Dee Boutique Resort
- Batey Ads
- Bintan Lagoon Resort
- Broadway Industrial Group
- Canon
- CISCO
- Compaq Computers
- Copper Development Centre Southeast Asia
- Davenport Campbell
- DBS Bank
- DBS Card Centre
- Financial Times
- General Motors Asian and Pacific Operations
- Global Health Asia
- Hawthorn Secondary College
- Hoechst Chemicals
- International SOS
- Journeyful
- Macquarie Goodman Asia Limited
- MasterCard Worldwide
- MHE-Demag
- Mowbray College
- Mozaic Ferry Lines
- Mozaic Hotels & Resorts
- Newsweek International
- Nordic Academy Australia
- Oriant Pty Ltd
- PaySys International
- Pertamina
- Reader’s Digest
- Real Estate Your Way
- RISQ Worldwide
- Ron Kaufman Active Learning!
- Seacorp Sdn Bhd
- Service Quality Centre
- Southern Steel Berhad
- Supersymmetry Services Singapore
- Tourism Asia
- Trans-Island Bus Singapore (TIBS)
- Trusted Pet Meds
- UP Your Service! College
- Wine Tours Victoria
