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Open Aggregates is operated by Greycoat Software. Greycoat Software does not own or operate any of the listed aggregate sites.

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Own or Operate a Pit or Quarry?
Fill out the owner form (or email or call) to update your listing and be included in our product finder.

Looking for a phone number for a company, pit, or quarry that is not listed on Open Aggregates?
Try our beta app to lookup contact phone numbers and product availability at https://aggregatemap.ca/

Need to reach Greycoat Software?
Contact Greycoat Software
by phone (519) 746-6666
or e-mail openaggregates@greycoat.ca

Office Address:
7-12 Dupont St. W.
Waterloo ON, Canada
N2L 2X6
(43.466116°N, -80.523287°W)

Mailing Address:
P.O. Box 42041
550 King St. North
Waterloo, ON
N2L 6K5

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