| Business | Phone |
| Abco Paving Inc 117 Longfield, Thornhill L3T 3H7 | (416) 449-5353 |
| King Concrete Ltd 75 Ramblewood Lane, Thornhill L4J 6R9 | (905) 771-7999 |
| Osler Paving Ltd 10 Freshway Dr, Thornhill | (905) 761-6427 |
| Roussel Property Svc Ltd 168 Borrows St, Thornhill L4J 2W8 | (905) 738-4274 |
| Cedar Hill Paving Ltd 4 Cedar Ave #A, Thornhill L3T 3V9 | (905) 881-1827 |
| Enigma Interlock 118 Duncan, Thornhill | (905) 762-0343 |