Mitch works with a broad range of organizations, including small start-ups, midsize firms, and multinational giants. He works with firms in North America, Latin America, Europe, Asia, and Australia/New Zealand. His clients include prominent firms in the financial services, manufacturing, health care, entertainment, high technology, government, publishing, consumer products, and communications industries:
| Alliant Energy | Elan Pharmaceutica |
| Molson Breweries | American Airlines |
| Endwave | Scheering |
| AOL Time Warner | HBOC |
| Motorola | AT&T |
| Ford Motor Company | Pfizer Incorporated |
| Bank of America | GAP, Inc. |
| ConocoPhilips | Blue Shield of California |
| Hewlett Packard | Qualcomm |
| Breeders Cup | Imperial Oil of Canada |
| SBC | BP |
| McKesson | Sentara Healthcare |
| Brooklyn Union Gas | KPMG Consulting |
| The March of Dimes | Chemical Bank |
| Lockheed Martin Corporation | MCI |
| Citibank | Los Angeles County |
| Union Bank | Corixa |
| Mattel Toys | Unisys |
| Corning Incorporated | MCA |
| Yahoo | Delta Airlines |
| DMC Stratex Networks | WorldCom |
| Montgomery Watson Harza Engineering |
Fireman's Fund Insurance Company |
| Kaiser Permanente Medical Care Program | Lucent Technologies |