| Company | Location | Certifications | License # |
|---|---|---|---|
| Ajax Northwest Llc | Hood River, OR | Installer | 39648 |
| Bounds Excavation Inc. | Parkdale, OR | Installer | 38617 |
| Durham 2 Construction Llc | Hood River, OR | Installer | 39475 |
| Halseth Excavating, Inc | Mount Hood Parkdale, OR | Installer | 39014 |
| Level Excavating Inc | Hood River, OR | Installer | 38880 |
| Norman Lowell Pratt & Nathan Louis Pratt, Dba Pratt Excavation | Mt Hood, OR | Installer | 39776 |
| Rapid River Excavating, Llc | Mount Hood Parkdale, OR | Installer | 39429 |
| Syncline Llc | Hood River, OR | Installer | 39773 |
| Woden, Llc | Hood River, OR | Installer | 39947 |
9 companies in the Oregon DEQ licensed Sewage Disposal Service (SDS) installer & pumper businesses are based in Hood River County as of 2026-07-23. Companies based elsewhere in Oregon also commonly serve the county.
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