Contact Us Locations Coordinates Latitude Longitude Address Enter a city or postal code to find a location near you. Distance (km) Distance in Kilometers Go Horizon ProResp 771 Erie Street Unit B Stratford ON N4Z 1A1 CanadaContact Details Phone: 519-272-0202Fax: 519-272-0262 Lambton ProResp 435 Exmouth Street Sarnia ON N7T 5P1 CanadaContact Details Phone: (519) 332-3325Fax: (519) 332-0940 Markham Stouffville ProResp 379 Church Street Suite 104 Markham ON L6B 0T1 CanadaContact Details Phone: (905) 209-0201Fax: (905) 209-0204 Pagination Page 1 Next page ›› Pagination Page 1 Next page ›› Which office would you like to contact? - Select -Barrie (Royal ProResp)Brampton (William Osler ProResp)Brantford (ProResp)Chatham (ProResp)Corporate OfficeEspanolaHamilton (ProResp or St Josephs ProResp)Huntsville (ProResp)Kanata (ProResp)Kingston (ProResp)Kitchener (ProResp)London (Western ProResp)Markham Stouffville (Markham Stouffville ProResp)Newmarket (ProResp/Southlake ProResp)North BayNorth York (North York ProResp)Mississauga/Oakville (Trillium ProResp)Orillia (ProResp)Ottawa (ProResp)Sarnia (Lambton ProResp)Scarborough (Scarborough ProResp)St. Catharines (ProResp)Stratford (Horizon ProResp)Sudbury (ProResp)Toronto-GTA (ProResp)Windsor (ProResp)Woodstock (Oxford ProResp)Owen Sound Which office would you like to contact? Reason for contacting us - None -Request for appointmentComplaintQuestionRequest for informationPraiseSuggestion Reason for appointment New mask / mask refittingNew system (requires new prescription)CPAP system downloadPressure changeSystem check Reason for appointment Name Your Email City City Telephone Number Message Type your message in the space provided below Send message