We have worked with many different kinds of businesses. See a select list below.
- A. Goninan & Co. (Australia)
- Advanced Rail Management Inc.
- The Alaska Railroad
- The Association of American Railroads
- The British Columbia Rapid Transit Corporation
- BC Transit
- Corus Rail
- Illinois Central Railroad
- Indian Railways
- Los Angeles County Transportation Commission
- Massachusetts Bay Transit Authority
- Millennium Biologix
- National Research Council of Canada
- Nippon-Sharyo
- Pandrol Jackson
- Quebec North Shore & Labrador Railroad
- Rader Railcar
- Saudi Rail Organisation
- Siemens
- Southern California Regional Rail Authority
- Standard Car Truck Company
- Toronto Transit Commission
- Transport Canada
- United Nations (as a Visiting Expert)
- Via Rail
- Westinghouse Electric Corporation