| Company | City | State / Province | Country | Phone | Website |
|---|---|---|---|---|---|
| Parker Block | Millsboro | DE | US | (302) 934-9237 | ernestmaier.com |
| Patio Drummond | Drummondville | QC | CA | (819) 394-2505 | patiodrummond.com |
| Peerless Block & Brick Co. | Saint Albans | WV | US | (304) 727-4301 | peerlessblock.com |
| Permacon | Mississauga | ON | CA | (770) 522-5600 | navascape.ca |
| Permacon | Cement City | MI | US | (770) 522-5600 | navascape.ca |
| Permacon | Cambridge | ON | CA | (770) 522-5600 | navascape.ca |
| Permacon | Woodstock | ON | CA | (770) 522-5600 | navascape.ca |
| Permacon - A CRH Company | Anjou | QC | US | (770) 522-5600 | permacon.ca |
| Permacon an Oldcastle Company | Milton | ON | CA | (770) 522-5600 | permacon.ca |
| Permacon an Oldcastle Company | Cambridge | ON | CA | (770) 522-5600 | hansonhardscapes.com |
Concrete Masonry & Hardscapes Association