As Covid-19 continues to affect our lives, we must continue to do our parts.
Please reach out to us via phone or email before visiting any of our locations as they are by appointment only.
Thank-you for choosing Interstone Marble and Granite Ltd.
Concord, Ontario (GTA)
Office Information
3240 Langstaff Road, Unit D
Concord, Ontario
L4K 4Z8
Phone: 905-760-1077
Toll Free: 1-866-760-1077
Fax: 905-760-1078
Email: info@interstone.ca
Location is by appointment only, please call to schedule visit.
By appointments only.
Face mask required.
| Date | Hours |
| Monday: | 8:30 AM – 5:00 PM |
| Tuesday: | 8:30 AM – 5:00 PM |
| Wednesday: | 8:30 AM – 5:00 PM |
| Thursday: | 8:30 AM – 5:00 PM |
| Friday: | 8:30 AM – 5:00 PM |
| Saturday: | 9:00 AM – 2:00 PM |
| Sunday: | Closed |
Windsor, Ontario
Office Information
2679 Howard Ave.
Windsor, Ontario
N8X 3X2
Phone: 519-967-9553
Toll Free: 1-800-581-4259
Fax: 519-967-8345
Email: crystal@interstone.ca
Location is by appointment only, please call to schedule visit.
By appointments only.
Face mask required.
| Date | Hours |
| Monday: | 8:00 AM – 5:00 PM |
| Tuesday: | 8:00 am – 5:00 PM |
| Wednesday: | 8:00 am – 5:00 PM |
| Thursday: | 8:00 AM – 5:00 PM |
| Friday: | 8:00 AM – 5:00 PM |
| Saturday: | Closed |
| Sunday: | Closed |
Ottawa, Ontario
Office Information
2730 Swansea Crescent
Ottawa, Ontario
K1G 6R8
Phone: 613-730-1077
Fax: 613-730-1078
Email: info@interstone.ca
Location is by appointment only, please call to schedule visit.
By appointments only.
Face mask required.
| Date | Hours |
| Monday: | 8:00 AM – 5:00 PM |
| Tuesday: | 8:00 AM – 5:00 PM |
| Wednesday: | 8:00 AM – 5:00 PM |
| Thursday: | 8:00 AM – 5:00 PM |
| Friday: | 8:00 AM – 5:00 PM |
| Saturday: | 9:00 AM – 3:00 PM |
| Sunday: | Closed |