1. Alpine Engineer Inc 46892 West Rd Ste 109, Novi, MI 48377 Coordinate: 42.50946,-83.51263 Phone: (248) 926-3701
2. Advanced Geomatics 48800 W 10 Mile Rd, Novi, MI 48374 Coordinate: 42.46545,-83.52745 Phone: (248) 344-2077