- The Equitable Insurance Company
- Massachusetts Mutual Insurance Company
- John Hancock Life Insurance Company
- State Farm Insurance Company
- State Street Bank & Trust Co.
- The New York City Housing Authority
- American Telephone and Telegraph company
- United Illuminating (Electricity Utility for Connecticut)
- Metropolitan Suburban Bus Authority (Boston, MA)
- Parsons & Whittemore (pulp, paper & equipment Mfg.)
- Palmas Del Mar (resort in Puerto Rico)
- Hilton International World-Wide
- Warner AMEX Qube interactive cable TV
- Third Wave International, N.V.
- Expert Witness Testimony before the State and Federal Court Systems (many)