The 25 contractors pulling the most building permits in Pikes Peak Regional Building Department, ranked by PermitStack's activity score — built from 1,844,746 permits on file. Updated from live public records.
| # | Contractor | Permits | Score | Top trades | Last permit |
|---|---|---|---|---|---|
| 1 | OLSON PLUMBING AND HEATING COMPANY | 24,811 | 97 | addition, demolition, electrical | Oct 2026 |
| 2 | PARKEY'S REFRIGERATION CO., INC | 18,608 | 80 | addition, demolition, electrical | May 2023 |
| 3 | I.L.M. PROPERTIES, LLC | 11,791 | 97 | addition, electrical, ev_charger | Oct 2026 |
| 4 | HOME HEATING SERVICE, INC. | 11,611 | 96 | addition, electrical, hvac | Oct 2026 |
| 5 | CLASSIC RES CONSTR CO INC | 11,600 | 68 | addition, demolition, fence | Oct 2009 |
| 6 | J2D Electric Inc. | 10,821 | 97 | electrical, ev_charger, hvac | Oct 2026 |
| 7 | COLORADO DELTA MECHANICAL | 10,111 | 100 | electrical, hvac, interior_remodel | Oct 2026 |
| 8 | Affordable Plumbing & Heat | 9,673 | 89 | addition, electrical, foundation | Jan 2019 |
| 9 | Affordable Services | 9,469 | 100 | addition, demolition, electrical | Oct 2026 |
| 10 | GUARANTEE ELECTRICAL CONTRACTING | 9,015 | 100 | battery, electrical, ev_charger | Oct 2026 |
| 11 | GADDIE ELECTRIC, INC. | 8,770 | 80 | electrical, hvac, roofing | Jun 2023 |
| 12 | OLD WORLD CONSTRUCTION INC | 8,545 | 100 | addition, interior_remodel, new_construction | Sep 2026 |
| 13 | TOTAL ROOFING | 7,990 | 99 | hvac, interior_remodel, new_construction | Oct 2018 |
| 14 | L & L MECHANICAL | 7,698 | 91 | addition, electrical, hvac | Jun 2018 |
| 15 | COOPER HEATING & COOLING INC. | 7,513 | 100 | addition, electrical, ev_charger | Aug 2026 |
| 16 | AIR PROS ONE SOURCE LLC | 7,496 | 93 | addition, electrical, hvac | Apr 2026 |
| 17 | ELITE PROPERTIES OF AMERICA, INC. | 7,142 | 89 | addition, demolition, fence | Sep 2026 |
| 18 | HEATING & PLUMBING ENGINEERS INC | 7,124 | 99 | addition, demolition, electrical | Oct 2026 |
| 19 | FOUNTAIN VALLEY MECHANICAL, INC. | 6,997 | 97 | addition, demolition, electrical | Oct 2026 |
| 20 | EMPIRE ROOFING SYSTEMS | 6,787 | 73 | renovation, roofing | Mar 2016 |
| 21 | Drury Brothers Roofing, Inc. | 6,746 | 96 | roofing, solar | Sep 2026 |
| 22 | WESSON SERVICES COMPANY | 6,646 | 88 | electrical, hvac, interior_remodel | Sep 2026 |
| 23 | CAMPBELL ROOFING, INC. | 6,333 | 100 | interior_remodel, new_construction, renovation | Sep 2026 |
| 24 | TRALON HOMES, LLC | 5,964 | 89 | addition, foundation, interior_remodel | Sep 2026 |
| 25 | WILCOX ROOFING, INC. | 5,791 | 96 | roofing | Aug 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 Pikes Peak Regional Building Department.
Query contractors, scores, and permits programmatically — GET /v1/contractors/search?state=CO&sort=score