This dataset includes 135 thousands contractor licenses registered with Washington State Department of Labor & Industries.
| Contractor Name | Principal | Office Address | Effective Date |
|---|---|---|---|
| O'brien Mechanical | O'brien, Patrick James | 981 Kelly St, Hartline, WA 99135 | 2012-03-12 |
| Baergen Bros Const Inc | Baergen, Matthew | Po Box 104, Hartline, WA 99135 | 2009-05-08 |
| Four Star Drilling | Emerson, Fred A | Po Box 37, Hartline, WA 99135 | 1989-03-07 |