Integrity Testing Lab Home / Ontario / Markham / Integrity Testing Lab 11-2650 John St, Markham, ONL3R 2W6, Markham, Ontario , Canada 905-604-3146 Contacts 11-2650 John St, Markham, ONL3R 2W6, Markham, Ontario 905-604-3146 Send updates Advertise this place! free How do I get free ads? Share this company on Facebook! Once we find that Facebook visitors are visiting a common place, will be advertised for free for 3 months! Share now! Working time At the moment we don't have information about Integrity Testing Lab's working hours, you can add information about Integrity Testing Lab working hours. Add working time Gallery Categories Laboratories Reviews No reviews! Add review Other companies in Markham Laboratories Integrity Testing Lab 11-2650 John St, Markham, ONL3R 2W6, Markham, Ontario 905-604-3146 Laboratories Integrity Testing Lab 8-80 Esna Park Dr, Markham, ONL3R 2R6, Markham, Ontario 905-415-2207 Map