Dean has represented hundreds of individuals and organizations. A few of the institutional clients he has represented are:
- AAA Insurance
- Ace Doran
- Aegis
- Attorneys Liability Protection Society
- American Family
- American Modern Insurance Company
- American Trucking and Transportation Insurance Company
- Argo Pro
- AIG/Chartis/National Union
- Austin Mutual
- Auto Zone
- Bekins
- Big Lots
- Borden Chemical Company
- Broan-Nu Tone
- Colony Insurance
- CR England
- Daimler Chrysler
- Dakota Fire
- EMC
- Farmers Insurance
- Farmers Union Insurance
- Flathead Mutual
- Goodman Group
- Guide One
- Hilton
- Invacare
- Insurance Company of British Columbia
- International Harvester
- Liberty Mutual
- Lincoln General
- Medtronic
- Midwest Transport
- Ohio Casualty
- Old Dominion
- Physicians Insurance
- Podiatry Insurance
- RBS Citizens Bank
- Sentinel Transportation
- Shaw Industries
- T.H.E. Insurance Company
- TIG Insurance Company
- St.Paul Travelers
- Toyota Motor Sales
- Utah Medical Insurance Association
- US Bank
- United States Liability Insurance
- Walgreen
- Wawanesa Mutual Insurance Company
- Westfield Insurance
- Zurich