| Business | Phone |
| A G Oxlade & Assoc 16715 Yonge St, Newmarket L3X 1X4 | (905) 895-2231 |
| Awf & Assoc 16610 Bayview Ave, Newmarket L3X 1X3 | (905) 895-7324 |
| Internal Affairs 489 Timothy St #6, Newmarket L3Y 6M7 | (905) 895-2882 |
| Knight Investigations 34 Eagle St, Newmarket L3Y 1J1 | (905) 895-9191 |
| Knight Security-Investigation 713 Davis Dr #106, Newmarket L3Y 2R3 | (905) 853-1966 |