| Company Name | Categories | City | State | Main Phone # |
|---|
| Masons Supply Company | Site Construction, Concrete, Masonry, Thermal and Moisture Protection | Bend | OR | 541-668-7168 |
| Masters of Disaster LLC | Contractor | Bend | OR | 541-678-2222 |
| MBM Excavation & Septic Design/Installation | Site Construction, Specialties, Equipment, Special Construction, Contractor | Bend | OR | 541-410-4868 |
| MBP Construction LLC | Finishes, Specialties | Bend | OR | 541-280-2838 |
| MC Smith Signs | Specialties | Bend | OR | 541-389-2471 |
| McCallum Rock Drilling Inc. | Site Construction | Bend | OR | 503-581-7525 |
| McCray Built Interiors | Specialties | Bend | OR | 541-390-1591 |
| McLean Concrete Construction, LLC | Concrete | Bend | OR | 541-797-3521 |
| Media Control Solutions, LLC | Specialties, Electrical | Bend | OR | 541-330-8863 |
| Mehan Development, LLC | General Requirements, Specialties, Contractor | Bend | OR | 541-915-7064 |