Timberline Mechanical Systems
Report verdict
Licensed & active (expires 2027-02-28) · No board discipline flag found in covered sources · 740 permits on file (Boulder, Boulder County)
88/100 HomeProFax Score — public-record factors only, not a rating of workmanship. How the score works Full report
The state board is the authority. A flag is a prompt to read the board record, not a verdict. Verify license status with the issuing board before you hire. See methodology and disclaimer & corrections.
What this report checks
Score breakdown
| Factor | Points | Why |
|---|---|---|
| License status | 35/35 | Active license on file with a state board |
| Discipline & legal flags | 20/20 | No disciplinary flag on board record |
| Permit history | 20/20 | 740 permits on file |
| Reviews (BBB + HomeProFax) | 13/25 | No BBB rating on file and no approved HomeProFax reviews yet (neutral). External ratings are linked below, not stored |
A simple, transparent sum of public-record factors. How the score works. Not a rating of workmanship.
Source data as of: Report rebuilt from source files on 2026-10-19 · license status refreshed from City of Aurora list, 2026-10-21 · most recent permit on file: 2026-10-19.
What we checked
| License | Checked | CO Plumbing Contractor #4867 · active · 3 licenses on file, 3 active |
| Bond | Not available in CO | |
| Workers' comp | Not available in CO | |
| Years licensed | Checked | Licensed since 2023 |
| Business registration | Checked | no confirmed SoS match (held/unmatched) |
| Permits | Checked | 740 permits on record |
| Discipline | Checked | none on record |
| OSHA | Not checked yet | OSHA records not checked yet |
| Reviews & outside links | Not checked yet | No review lookup run yet |
| Contractor-provided | Not checked yet | Nothing provided by the contractor yet |
Public records as of their source dates. Board status is shown as reported by the board. Not a guarantee. Ask the contractor for their verified HomeProFax report.
Licenses
Licensed since 2023 (earliest original issue date on these state license records; not a business start date)
| License # | Type | Status | Issued | Expires | Source |
|---|---|---|---|---|---|
| CO 4867 | Plumbing Contractor (PC) | active | 2023-05-08 | 2027-02-28 | State board |
| CO Aurora city license | City of Aurora (HVAC/Mechanical Contractor) City license: Mechanical Systems Contractor | active Status from City of Aurora list, 2026-10-21 | — | — | City of Aurora licensed-contractor list (public), retrieved 2026-10-21 |
| CO Aurora city license | City of Aurora (Plumbing Contractor) City license: Plumbing | active Status from City of Aurora list, 2026-10-21 | — | — | City of Aurora licensed-contractor list (public), retrieved 2026-10-21 |
Building permits
| Date | Permit | Type | Address | Value |
|---|---|---|---|---|
| 2026-10-19 | ROW2026-01360 | Right-of-Way Permit | 1021 PEARL ST | $500 |
| 2026-10-12 | MEC2026-01431 | Mechanical Permit | 2424 SPRUCE ST | $112,155 |
| 2026-07-29 | MEC2026-00990 | Mechanical Permit | 3701 ARAPAHOE AVE | $99,250 |
| 2026-06-15 | MEC2026-00985 | Mechanical Permit | 3701 ARAPAHOE AVE | $12,441 |
| 2026-06-09 | MEC2026-00936 | Mechanical Permit | 3301 ARAPAHOE AVE 310 | $7,024 |
| 2026-06-09 | MEC2026-00937 | Mechanical Permit | 3601 ARAPAHOE AVE 429 | $11,766 |
| 2026-06-09 | MEC2026-00938 | Mechanical Permit | 3401 ARAPAHOE AVE 201 | $11,763 |
| 2026-05-13 | MEC2026-00758 | Mechanical Permit | 1401 PEARL ST | $10,164 |
| 2026-05-13 | MEC2026-00673 | Mechanical Permit | 3601 ARAPAHOE AVE 226 | $5,555 |
| 2026-04-29 | MEC2026-00659 | Mechanical Permit | 3601 ARAPAHOE AVE 109 | $7,263 |
| 2026-04-06 | MEC2026-00498 | Mechanical Permit | 3301 ARAPAHOE AVE 101 | $7,024 |
| 2026-04-06 | MEC2026-00497 | Mechanical Permit | 3401 ARAPAHOE AVE 118 | $5,362 |
| 2026-04-06 | MEC2026-00416 | Mechanical Permit | 3301 ARAPAHOE AVE 302 | $10,477 |
| 2026-04-06 | MEC2026-00442 | Mechanical Permit | 3701 ARAPAHOE AVE 417 | $5,300 |
| 2026-04-01 | MEC2026-00480 | Mechanical Permit | 5200 MANHATTAN CIR | $10,962 |
| 2026-04-01 | BP-26-1222 | Commercial Mechanical | 6800 NIMBUS ROAD | — |
| 2026-03-30 | MEC2026-00341 | Mechanical Permit | 3473 28TH ST | $13,646 |
| 2026-03-30 | BP-26-0956 | Plumbing Commercial | 1803 SFOOTHILLS HIGHWAY | — |
| 2026-03-20 | MEC2026-00342 | Mechanical Permit | 3100 BROADWAY 108 | $4,348 |
| 2026-03-16 | MEC2026-00340 | Mechanical Permit | 3555 ARAPAHOE AVE | $10,517 |
| 2026-03-16 | MEC2025-02363 | Mechanical Permit | 1215 CEDAR AVE | $19,948 |
| 2026-02-09 | MEC2026-00208 | Mechanical Permit | 1505 PEARL ST 304 | $8,379 |
| 2026-02-09 | MEC2026-00166 | Mechanical Permit | 2800 KALMIA AVE A | $10,146 |
| 2026-01-30 | BP-26-0430 | Commercial Remodel | 4636 N55TH STREET | — |
| 2026-01-28 | MEC2025-02343 | Mechanical Permit | 3835 NORTHBROOK DR | $26,023 |
| 2025-11-04 | MEC2025-01869 | Mechanical Permit | 900 PEARL ST 203 | $12,531 |
| 2025-11-03 | MEC2025-01895 | Mechanical Permit | 1655 WALNUT ST 305 | $29,016 |
| 2025-11-03 | MEC2025-01896 | Mechanical Permit | 1655 WALNUT ST 306 | $29,427 |
| 2025-11-03 | MEC2025-01897 | Mechanical Permit | 1655 WALNUT ST 203 | $29,016 |
| 2025-10-31 | MEC2025-01881 | Mechanical Permit | 302 27TH ST | $2,553 |
| 2025-10-30 | MEC2025-01472 | Mechanical Permit | 1655 WALNUT ST 301 | $11,700 |
| 2025-10-30 | MEC2025-01473 | Mechanical Permit | 1655 WALNUT ST 309 | $12,900 |
| 2025-08-12 | MEC2025-01293 | Mechanical Permit | 500 MANHATTAN DR D2 | $5,750 |
| 2025-08-12 | MEC2025-01294 | Mechanical Permit | 3000 COLORADO AVE | $60,144 |
| 2025-08-12 | MEC2025-01133 | Mechanical Permit | 1750 55TH ST | $6,400 |
| 2025-08-12 | MEC2025-01136 | Mechanical Permit | 3000 COLORADO AVE | $99,500 |
| 2025-07-28 | MEC2025-01163 | Mechanical Permit | 3601 ARAPAHOE AVE 432 | $5,700 |
| 2025-07-28 | MEC2025-01181 | Mechanical Permit | 4565 NASSAU PL | $9,200 |
| 2025-07-18 | MEC2025-01134 | Mechanical Permit | 2762 BELLA VISTA LN | $11,200 |
| 2025-07-18 | MEC2025-01135 | Mechanical Permit | 5311 WESTERN AVE | $62,700 |
| 2025-07-14 | MEC2025-01086 | Mechanical Permit | 6797 WINCHESTER CIR | $35,300 |
| 2025-06-25 | MEC2025-00995 | Mechanical Permit | 2830 E COLLEGE AVE 311 | $3,500 |
| 2025-06-24 | MEC2025-00986 | Mechanical Permit | 3805 NORTHBROOK DR | $7,000 |
| 2025-06-24 | MEC2025-00987 | Mechanical Permit | 3825 NORTHBROOK DR | $7,000 |
| 2025-06-23 | MEC2025-00983 | Mechanical Permit | 302 27TH ST | $12,000 |
| 2025-06-12 | MEC2025-00928 | Mechanical Permit | 2845 VALMONT RD | $15,600 |
| 2025-06-11 | MEC2025-00907 | Mechanical Permit | 2800 KALMIA AVE B | $11,080 |
| 2025-06-10 | MEC2025-00822 | Mechanical Permit | 1655 WALNUT ST 106 | $12,700 |
| 2025-05-28 | MEC2025-00708 | Mechanical Permit | 5311 WESTERN AVE | $16,400 |
| 2025-05-06 | MEC2025-00713 | Mechanical Permit | 2500 30TH ST | $22,100 |
| 2025-05-06 | MEC2025-00710 | Mechanical Permit | 2500 30TH ST | $22,100 |
| 2025-05-06 | MEC2025-00712 | Mechanical Permit | 2500 30TH ST | $19,900 |
| 2025-05-02 | MEC2025-00689 | Mechanical Permit | 2800 KALMIA AVE B | $17,500 |
| 2025-05-02 | MEC2025-00690 | Mechanical Permit | 3601 ARAPAHOE AVE 403 | $5,500 |
| 2025-04-23 | MEC2025-00637 | Mechanical Permit | 2830 E COLLEGE AVE 311 | $2,700 |
| 2025-04-02 | MEC2025-00515 | Mechanical Permit | 5311 WESTERN AVE | $31,500 |
| 2025-03-24 | MEC2025-00435 | Mechanical Permit | 6420 ODELL PL | $18,300 |
| 2025-03-13 | MEC2025-00372 | Mechanical Permit | 5601 71ST ST | $87,800 |
| 2025-02-21 | MEC2025-00271 | Mechanical Permit | 3400 ARAPAHOE AVE | $5,700 |
| 2025-02-06 | MEC2025-00202 | Mechanical Permit | 1215 SPRUCE ST | $2,750 |
| 2025-01-22 | MEC2025-00109 | Mechanical Permit | 1918 PEARL ST | $13,200 |
| 2024-11-26 | MEC2024-01765 | Mechanical Permit | 999 VIOLET AVE | $5,250 |
| 2024-11-26 | MEC2024-01766 | Mechanical Permit | 999 VIOLET AVE | $5,250 |
| 2024-11-20 | MEC2024-01735 | Mechanical Permit | 5601 71ST ST | $91,800 |
| 2024-10-22 | MEC2024-01532 | Mechanical Permit | 805 29TH ST 461 | $12,420 |
| 2024-09-17 | MEC2024-01357 | Mechanical Permit | 3601 ARAPAHOE AVE 218 | $6,175 |
| 2024-09-16 | MEC2024-01344 | Mechanical Permit | 2201 PEARL ST | $72,920 |
| 2024-09-06 | MEC2024-01274 | Mechanical Permit | 1630 PEARL ST | $25,600 |
| 2024-08-22 | MEC2024-01213 | Mechanical Permit | 3265 FOUNDRY PL 107O | $10,730 |
| 2024-08-21 | MEC2024-01211 | Mechanical Permit | 540 MOHAWK DR 10 | $9,500 |
| 2024-08-06 | MEC2024-01128 | Mechanical Permit | 2845 VALMONT RD | $24,000 |
| 2024-07-26 | MEC2024-01063 | Mechanical Permit | 5620 ARAPAHOE AVE 212 | $2,000 |
| 2024-07-24 | MEC2024-01027 | Mechanical Permit | 2500 CENTRAL AVE | $31,700 |
| 2024-07-22 | MEC2024-01011 | Mechanical Permit | 6560 ODELL PL | $15,200 |
| 2024-07-10 | MEC2024-00937 | Mechanical Permit | 3301 ARAPAHOE AVE 417 | $8,000 |
| 2024-07-08 | MEC2024-00914 | Mechanical Permit | 1000 W MOORHEAD CIR | $32,500 |
| 2024-07-01 | MEC2024-00889 | Mechanical Permit | 1201 BALSAM AVE | $39,100 |
| 2024-07-01 | MEC2024-00891 | Mechanical Permit | 1244 GILLASPIE DR | $6,250 |
| 2024-06-28 | MEC2024-00879 | Mechanical Permit | 4067 GUADELOUPE ST | $14,220 |
| 2024-06-21 | MEC2024-00851 | Mechanical Permit | 7070 WINCHESTER CIR | $55,000 |
| 2024-06-21 | MEC2024-00856 | Mechanical Permit | 930 28TH ST | $94,300 |
| 2024-06-19 | BP-24-1755 | Commercial Mechanical | 10455 DAWSON DRIVE | — |
| 2024-06-05 | MEC2024-00769 | Mechanical Permit | 1825 33RD ST | $29,700 |
| 2024-05-28 | MEC2024-00699 | Mechanical Permit | 2950 BIXBY LN | $109,100 |
| 2024-05-15 | MEC2024-00648 | Mechanical Permit | 860 W MOORHEAD CIR | $58,000 |
| 2024-05-14 | MEC2024-00633 | Mechanical Permit | 1655 WALNUT ST 211 | $16,900 |
| 2024-04-02 | MEC2024-00425 | Mechanical Permit | 3423 MADISON AVE X131 | $13,600 |
| 2024-03-25 | MEC2024-00379 | Mechanical Permit | 2201 PEARL ST | $71,080 |
| 2024-03-20 | MEC2024-00376 | Mechanical Permit | 505 27TH WAY | $45,800 |
| 2024-02-26 | MEC2024-00272 | Mechanical Permit | 3601 ARAPAHOE AVE 418 | $6,300 |
| 2024-02-26 | MEC2024-00275 | Mechanical Permit | 970 AURORA AVE F106 | $9,820 |
| 2024-02-26 | MEC2024-00279 | Mechanical Permit | 970 AURORA AVE | $36,700 |
| 2024-02-07 | MEC2024-00196 | Mechanical Permit | 6595 ODELL PL | $40,000 |
| 2024-02-02 | MEC2024-00181 | Mechanical Permit | 2790 MOORHEAD AVE | $14,500 |
| 2024-01-08 | MEC2024-00021 | Mechanical Permit | 3000 CENTER GREEN DR | $103,660 |
| 2024-01-04 | MEC2023-01865 | Mechanical Permit | 3460 BROADWAY | $59,400 |
| 2024-01-02 | MEC2023-01951 | Mechanical Permit | 3401 ARAPAHOE AVE 104 | $5,250 |
| 2023-12-13 | MEC2023-01862 | Mechanical Permit | 1409 BRADLEY DR | $2,400 |
| 2023-11-29 | MEC2023-01782 | Mechanical Permit | 930 28TH ST | $19,000 |
| 2023-11-29 | MEC2023-01783 | Mechanical Permit | 3555 ARAPAHOE AVE | $196,000 |
Showing the 100 most recent of 740 permits on file. Source: City of Boulder Open Data (Construction Permits), Boulder County Open Data (Land Use/Accela building permits, CC BY 4.0)
Permit data: Boulder County (Land Use / Accela), licensed under CC BY 4.0. Matched to contractors and modified by HomeProFax; not endorsed by Boulder County. Retrieved Oct 25, 2026.
Permit data: City of Boulder Open Data, dedicated to the public domain under CC0 1.0. Matched to contractors by HomeProFax.
Discipline, complaints & legal
No board discipline or complaints found in our current sources. Federal court search (CourtListener): no state-consistent possible match in our last sample run, or not yet run for this contractor.
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Timberline Mechanical Systems · Plumbing Contractor
Boulder, CO
License on file: CO ••••4867
Sources for this report
- Boulder County Open Data (Land Use/Accela building permits, CC BY 4.0)
- CO license board
- City of Aurora contractor license list
- City of Boulder Open Data (Construction Permits)
See something wrong? Request a correction. This report is compiled from public records and is not a consumer report.
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