| Blankenship Garage Doors | Doors and Windows | Bend | OR | 541-383-2658 |
| Blended Metal and Wood | Metals, Wood and Plastics, Finishes | Bend | OR | 541-688-4708 |
| Blockseven Construction | Doors and Windows, General Requirements, Site Construction, Concrete, Masonry, Metals, Wood and Plastics, Thermal and Moisture Protection, Finishes, Specialties, Electrical, Mechanical, Contractor | Bend | OR | 541-797-5625 |
| Blue Barrel Signs | Specialties | Bend | OR | 541-306-4518 |
| Bobcat & Sun Inc. | Concrete, Special Construction, Mechanical | Bend | OR | 541-389-7365 |
| Bob's Glass Inc | Doors and Windows, Site Construction, Metals, Wood and Plastics, Thermal and Moisture Protection, Specialties, Electrical, Special Construction, Mechanical | The Dalles | OR | 541-296-2468 |
| BPM Homes | General Requirements, Contractor | Portland | OR | 503-724-6151 |
| Brasada Ranch | General Requirements, Contractor | Powell Butte | OR | 541-323-6145 |
| Bremik Construction | General Requirements, Concrete, Metals, Wood and Plastics, Thermal and Moisture Protection, Contractor | Redmond | OR | 503-688-1000 |
| Brett Frazier Construction Inc. | General Requirements, Site Construction, Contractor | Bend | OR | 541-385-3347 |