S
 
NAME
LOCATION
Acton Precast Concrete Limited
Acton
Anchor Concrete Products Ltd. Kingston
Armtec Brooklin
Brooklin
Armtec Huntsville Huntsville
A & B Precast Manufacturing Ltd.
Belleville
Boyd Brothers
Osgoode
Casselman Cement Ltd.
Casselman
J. A Porters Holdings (Lucknow) Ltd.
Lucknow
MacGregor Concrete Products Ltd.
Beachburg
Moose Creek Cement Products Ltd.
Moose Creek
Newmarket Precast Concrete Products Ltd.
Uxbridge
Orangeville Precast Concrete Ltd.
Orangeville
Orillia Precast Concrete Ltd.
Severn Bridge
Planes Precast Concrete Ltd.
Kingston
Reid's Precast Cement Products Limited
Langton
Roswell Concrete Products Limited Scotland
Trevor's Concrete Shop Porcupine
Underground Specialties
Oldcastle
Unit Precast (Breslau) Ltd.
Breslau
W.D. Moody Concrete Ltd. Lowbanks
Wilkinson Heavy Precast Limited
Dundas
Winona Concrete and Pipe Products Ltd.
Grimsby