The 25 contractors pulling the most building permits in St. Louis, ranked by PermitStack's activity score — built from 189,000 permits on file. Updated from live public records.
| # | Contractor | Permits | Score | Top trades | Last permit |
|---|---|---|---|---|---|
| 1 | CHESTERFIELD FENCE & DECK CO | 1,029 | 84 | addition, fence, interior_remodel | Mar 2026 |
| 2 | EASTER FENCE INC | 722 | 81 | fence, renovation | Mar 2026 |
| 3 | THOMAS CONSTRUCTION | 585 | 82 | addition, fence, grading | Aug 2017 |
| 4 | WARREN SIGN CO | 526 | 81 | addition, fence, interior_remodel | Mar 2026 |
| 5 | PIROS SIGNS INC | 484 | 81 | renovation, roofing, sign | Apr 2026 |
| 6 | ISC Contracting | 483 | 82 | addition, demolition, fence | May 2026 |
| 7 | WAYNE AUTOMATIC SPRINKLER CORP | 426 | 81 | addition, fire_alarm, interior_remodel | May 2026 |
| 8 | A-1 Sign Co. | 417 | 78 | renovation, roofing, sign | Apr 2026 |
| 9 | LAWRENCE FABRIC STRUCTURES, INC. | 407 | 63 | renovation, roofing, sign | May 2023 |
| 10 | BULLOCK GARAGES, INC | 384 | 54 | fence, new_construction, renovation | Apr 2014 |
| 11 | INTERFACE CONSTRUCTION | 349 | 79 | addition, demolition, fence | Mar 2026 |
| 12 | KAEMMERLEN ELECTRIC | 348 | 80 | addition, fire_alarm, interior_remodel | Jun 2026 |
| 13 | BSI CONSTRUCTORS, INC. | 263 | 78 | addition, demolition, fence | Apr 2026 |
| 14 | CENTURY FIRE SPRINKLERS INC. | 251 | 80 | addition, fire_alarm, interior_remodel | Feb 2026 |
| 15 | MCGRATH & ASSOCIATES INC | 251 | 78 | addition, demolition, electrical | May 2026 |
| 16 | FIRE PROTECTION SYSTEMS CO | 247 | 79 | addition, fire_alarm, interior_remodel | Aug 2025 |
| 17 | Pyramid Construction | 245 | 82 | addition, electrical, fence | Nov 2007 |
| 18 | CLYMER CONSTRUCTION | 243 | 67 | addition, demolition, fence | Oct 2024 |
| 19 | TURNER-BAILEY, INC | 230 | 49 | fence, interior_remodel, renovation | Oct 2013 |
| 20 | KIRKWOOD FENCE CO., INC | 228 | 76 | fence, pool, renovation | Jun 2026 |
| 21 | WOODS BASEMENT SYSTEMS | 226 | 75 | addition, foundation, interior_remodel | Feb 2026 |
| 22 | EXCEL FIRE PROTECTION INC | 225 | 80 | fire_alarm, interior_remodel, renovation | Jun 2026 |
| 23 | PARIC CORPORATION | 212 | 76 | addition, demolition, fence | Sep 2025 |
| 24 | VOLK CONSTRUCTION | 211 | 53 | addition, demolition, electrical | May 2017 |
| 25 | MIDTOWN HOME IMPROVEMENTS INC | 210 | 76 | addition, fence, interior_remodel | Feb 2026 |
"Score" is a 0–100 activity index from permit volume, recency, project value, and geographic reach. "Permits" counts building permits this contractor pulled in St. Louis.
Query contractors, scores, and permits programmatically — GET /v1/contractors/search?state=MO&sort=score