Accredited Soil Testing Laboratories in Ontario

Author:	Keith Reid - Soil Fertility Specialist/OMAFRA; Christoph Kessel - Crop Nutrition Specialist/OMAFRA
Creation Date:	01 January 2003
Last Reviewed:	16 October 2009

The following labs are accredited to perform soil tests for pH, buffer pH, P, K, Mg and Nitrate-N on Ontario soils.

Laboratory Name	Address	Telephone/Fax	Contact
A & L Canada Laboratories Inc.	2136 Jetstream Road London, Ont. N5V 3P5	tel: (519) 457-2575 fax: (519) 457-2664 aginfo@alcanada.com	Mr. Greg Patterson Mr. Ian McLachlin
Exova Accutest Laboratory	8-146 Colonnade Road, Ottawa, Ont. K2E 7Y1	tel: (613) 727-5692, x.317 fax: (613) 727-5222 lorna.wilson@exova.com	Mrs. Lorna Wilson
Agri-Food Laboratories	503 Imperial Road, Unit #1 Guelph, Ont. N1H 6T9	tel: (519) 837-1600 1-800-265-7175 fax: (519) 837-1242 lab@agtest.com	Mr. Dale Cowan
Brookside Laboratories, Inc.	308 South Main Street New Knoxville, Ohio 45871	tel: (419) 753-2448 fax: (419) 753-2949 jbrackman@blinc.com	Jackie Brackman Mr. Mark Flock
FoReST Laboratory	955 Oliver Road BB1005D Thunder Bay, ON P7B 5E1	tel: (807) 343-8639 fax: (807) 343-8116 soilslab@lakeheadu.ca	Ms. Claire Riddell Mr. Joel Symonds
University of Guelph, Laboratory Services	University of Guelph P.O. Box 3650, 95 Stone Rd., West, Guelph, Ont. N1H 8J7	tel: (519) 767-6299 fax: (519) 767-6240 aflinfo@uoguelph.ca	Mr. Nick Schrier
Stratford Agri-Analysis	1131 Erie St., Box 760 Stratford, Ont. N5A 6W1	tel: (519) 273-4411 1-800-323-9089 fax: (519) 273-2163 info@stratfordagri.ca	Mr. Keith Lemp Mr. Mark Aikman

For more information:
Toll Free: 1-877-424-1300
Local: (519) 826-4047
E-mail: ag.info.omafra@ontario.ca