Iran | Canadian Pacific Railway | Great Western Railway | Shanghai Railway Bureau | Canadian National Railway | United Nations Industrial Development Organization | Midland Railway | International Development Association | Grand Trunk Railway | United Nations Conference on Trade and Development | International Bank for Reconstruction and Development | London and North Western Railway | Northern Pacific Railway | International Fund for Agricultural Development | London, Midland and Scottish Railway | Great Central Railway | African Development Bank | USL Premier Development League | United States Agency for International Development | Riccarton Junction railway station | Border Union Railway | Border Counties Railway | London King's Cross railway station | Integrated development environment | Great Eastern Railway | Asian Development Bank | Southern Railway | BNSF Railway | United States Department of Housing and Urban Development | London and North Eastern Railway |
Professor Lucas served as Senior Advisor in many organizations including: Bank Mellat, Iran Railway Development Consultants, Manufacturing Research Corporation of Ontario-MRCO, Ministry of Energy, Iranian Bankers' Investment Company-IBICO and Megerdumian and Associates Consulting Engineers.