This dataset includes 135 thousands contractor licenses registered with Washington State Department of Labor & Industries.
| Contractor Name | Principal | Office Address | Effective Date |
|---|---|---|---|
| Datalinx Communications Inc | Havens, Tyler | 4605 Jewel Dr, Lancaster, CA 93536 | 2020-05-06 |
| Ruane Mechanical Inc | Ruane, Jason Michael Thomas | 747 East Avenue L8, Lancaster, CA 93535 | 2019-09-04 |
| Ruane Heating & A/c Co | Ruane, William Michael | 747 L8 East, Lancaster, CA 93534 | 2017-05-17 |
| John Wilson Company Inc | Wilson, John Paul | 42257 W 6th St #302, Lancaster, CA 93534 | 2014-03-03 |
| Goodhart Sons Inc | Goodhart, Gary Wayne | Po Box 10308, Lancaster, PA 17605-0308 | 2009-03-27 |
| Day & Zimmermann Nps Inc | Mcmahon, Michael P | Attn Christa Wood, 1827 Freedom Rd Ste 101, Lancaster, PA 17601 | 2001-10-08 |
| Ecology & Environment Inc | Frank, Ronald L | 368 Pleasant View Dr, Attn: Legal and Regulation Cor, Lancaster, NY 14086 | 2000-07-03 |
| Prime Industrial Access LLC | Maupin, Jeffery A | Po Box 1268, Lancaster, PA 17608 | 2016-02-26 |
| I-star Energy Solutions LLC | Martin, Andrew D | Po Box 1268, Lancaster, PA 17608 | 2015-07-06 |
| Fine Grade Equipment Inc | Johnston, Judy Diane | Po Box 2798, Lancaster, CA 93539 | 2015-01-13 |
| Advanced Nuclear LLC | Sweger, Diane Elizabeth | Po Box 1268, Lancaster, PA 17608-1268 | 2010-12-06 |
| Summit Contracting LLC | Todd, Lisa | Po Box 1268, Lancaster, PA 17608 | 2001-09-18 |