The 25 contractors pulling the most building permits in Washougal, ranked by PermitStack's activity score — built from 18,570 permits on file. Updated from live public records.
| # | Contractor | Permits | Score | Top trades | Last permit |
|---|---|---|---|---|---|
| 1 | UNITED PLUMBING | 90 | 100 | addition, electrical, fire_alarm | Apr 2025 |
| 2 | FAST WATER HEATER CO | 37 | 99 | electrical, hvac, interior_remodel | May 2026 |
| 3 | ALL COUNTY PLUMBING LLC | 28 | 72 | addition, new_construction, plumbing | Nov 2023 |
| 4 | SIMPSON PLUMBING LLC | 23 | 82 | electrical, hvac, interior_remodel | Jun 2026 |
| 5 | Schlecht Plumbing Co | 20 | 61 | interior_remodel, new_construction, plumbing | Mar 2024 |
| 6 | HOMOLA PLUMBING | 20 | 59 | plumbing | Apr 2026 |
| 7 | VM Plumbing Inc | 18 | 60 | plumbing | Jul 2026 |
| 8 | Plumbingworks NW Inc. | 17 | 67 | plumbing | Aug 2026 |
| 9 | NW Custom Plumbing LLC | 15 | 82 | fire_alarm, hvac, interior_remodel | Jul 2026 |
| 10 | SARKINEN PLUMBING LLC | 11 | 72 | electrical, interior_remodel, mechanical | Apr 2026 |
| 11 | RG CONSTRUCTION SERVICES INC | 11 | 67 | addition, electrical, hvac | Jun 2025 |
| 12 | MERRIMAN PLUMBING LLC | 11 | 40 | plumbing | Aug 2026 |
| 13 | I.M Plumbing | 11 | 37 | plumbing | Jul 2026 |
| 14 | DLS Contracting, Inc. | 10 | 57 | addition, demolition, interior_remodel | Oct 2024 |
| 15 | EK PLUMBING | 8 | 73 | interior_remodel, new_construction, plumbing | May 2025 |
| 16 | CRAIGS PLUMBING SOLUTIONS LLC | 8 | 50 | plumbing | Dec 2025 |
| 17 | Apollo Plumbing Heating and Cooling | 7 | 68 | electrical, hvac, mechanical | May 2026 |
| 18 | HENCO Heating and Cooling | 7 | 35 | plumbing | Aug 2026 |
| 19 | MCGEE PLUMBING COMPANY INC | 7 | 34 | plumbing | Aug 2023 |
| 20 | LMC CONSTRUCTION, INC. | 6 | 80 | addition, demolition, electrical | Aug 2026 |
| 21 | MANZHURA PLUMBING INC | 6 | 58 | hvac, plumbing | Feb 2024 |
| 22 | CASCADE NORTHWEST PLUMBING INC | 6 | 58 | new_construction, plumbing | Aug 2026 |
| 23 | TAPANI INC | 5 | 85 | addition, demolition, electrical | Mar 2025 |
| 24 | BLAIRCO INC | 5 | 71 | addition, electrical, hvac | Jul 2025 |
| 25 | Garrett Sign Company | 5 | 63 | addition, electrical, sign | Jan 2025 |
"Score" is a 0–100 activity index from permit volume, recency, project value, and geographic reach. "Permits" counts building permits this contractor pulled in Washougal.
Query contractors, scores, and permits programmatically — GET /v1/contractors/search?state=WA&sort=score