Toronto Offices & Laboratories

  • 165 Cartwright Avenue,

  • Toronto, Ontario M6A 1V5

  • Tel: (416) 785-5110

  • Fax: (416) 785-5120

  • Email: toronto@petomaccallum.com


  • Mahaboob Alam, MSc, PhD, P.Geo
  • Manager, Geoenvironmental Services

  • Carlos M.P. Nascimento, P.Eng.
  • Manager, MTO Foundation Services

  • Michael McKenzie, MAATO, C.Tech. LEED ® AP
  • Manager, Inspection and Testing Services

  • Tony Knezeh, MEng., P.Eng.
  • Manager, Building Sciences Services


  • Geoffrey Uwimana, MEng, P.Eng.
  • Manager, MTO QA/QC Services

  • Mori H. Mortazavi, MEng, P.Eng., P. Geo.
  • Senior Consultant, Geoenvironmental & Hydrogeological Services

  • Robert Ng, MBA, PhD, P.Eng.
  • Senior Consultant