Building permits by ADT LLC
| Trade | Permits | Last 12 mo | Usual filed value | vs trade | Active | Evidence | List position |
|---|---|---|---|---|---|---|---|
| Alarm & Low-Voltage | 918 | 237 | $1,036 | about the usual for the trade | Oct 2023 – Sep 2026 | Strong | #1 of 169 |
| Electrical | 18 | 17 | — | — | May 2025 – Feb 2026 | Moderate | — |
List position: where the firm lands on the Seattle comparison for that trade at default settings (or at a typical budget), among firms without a license problem. It's a match score from public records, not a quality rating.
Filed value is what was written on the permit, not a quote or final bill; a usual value needs 5 or more priced permits in the trade. Some jobs never need a permit.
License
- Status on the license recordActive, 15 years on record
- License numberWashington L&I #ADTLLL*881DO
- Class / typeElectrical contractor, Limited Energy
- Check it yourselfWashington L&I contractor lookup
Complaints, lawsuits and the permit record
Our record covers building permits, not complaints or court cases. In Seattle, WA, ADT LLC pulled 936 permits 2023–2026; about 98% of those old enough to judge reached completion, and 14 of 695 permits a year or more old are still open. To check complaints and lawsuits, search Washington L&I for #ADTLLL*881DO (Washington L&I contractor lookup), BBB complaints for ADT LLC and King County court records.
We never say whether a complaint or lawsuit exists: we do not hold those records.
Questions
- How many permits has ADT LLC pulled in Seattle, WA?936 matching permits between Oct 2023 and Sep 2026, 254 of them in the last 12 months.
- What work does ADT LLC do?By permit count: Alarm & Low-Voltage, Electrical.
- Is ADT LLC licensed?Yes: Washington L&I license #ADTLLL*881DO (Electrical contractor, Limited Energy), Active, 15 years on record. We match by name, so confirm the number on the official Washington L&I contractor lookup before signing.
- Are there complaints or lawsuits against ADT LLC?Our record covers building permits, not complaints or court cases. In Seattle, WA, ADT LLC pulled 936 permits 2023–2026; about 98% of those old enough to judge reached completion, and 14 of 695 permits a year or more old are still open. To check complaints and lawsuits, search Washington L&I for #ADTLLL*881DO (Washington L&I contractor lookup), BBB complaints for ADT LLC and King County court records.
- Are there reviews of ADT LLC in Seattle, WA?We do not collect reviews. What we hold is the public permit record: ADT LLC pulled 936 permits in Seattle, WA from Oct 2023 to Sep 2026, about 98% finished. Washington L&I license #ADTLLL*881DO: Active. For reviews, see the firm’s BBB profile or Google listing, and check them against this record.
Where ADT LLC works
The ZIP codes where ADT LLC filed the most of its 936 permits on homes in Seattle, counted at each property's ZIP code. A ZIP code opens every permit we track there and the most active firms in each trade.
Similar alarm installers in Seattle
The 5 alarm installers closest to ADT LLC's 918 alarm & low-voltage permits. Similar volume, not similar quality.
- Vivint LLC · 395 permits
- Evergreen Home Heating & Engy · 260 permits
- Greentek Electric LLC · 80 permits
- As You Wish Electric · 63 permits
- South West Plmbg & Water Htrs · 60 permits
Compare ADT LLC with other Seattle alarm & low-voltage contractors
Every permit record in the city, side by side. Pick what you value. The list moves.
Source: public permit records (Seattle), matched by contractor name. How the records work. Something wrong? Firms can request a correction.