1. Hillsgrove Machine Inc
45 Dudley Rd, Alton, NH 03809
Coordinate: 43.39942,-71.23311
Phone: (603) 776-5090
2. Hgm
45 Dudley Rd, Alton, NH 03809
Coordinate: 43.39942,-71.23311
Phone: (603) 776-5193
3. Bay State Swiss Cam Design
286 Henry Wilson Hwy, Alton, NH 03809
Coordinate: 43.46302,-71.229706
Phone: (603) 859-7552