Building permits by Redwood Security Systems Inc
| Trade | Permits | Last 12 mo | Usual filed value | vs trade | Active | Evidence | List position |
|---|---|---|---|---|---|---|---|
| Fire Sprinklers & Alarms | 19 | 2 | $11k | 0.72× the usual for the trade | Oct 2023 – Nov 2025 | Moderate | #5 of 85 |
List position: where the firm lands on the San Francisco 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. Some jobs never need a permit.
License
- Status on the license recordActive, 44 years on record
- License numberCSLB #426887
- Class / typeC-7, C10
- Check it yourselfCSLB license check
Complaints, lawsuits and the permit record
Our record covers building permits, not complaints or court cases. In San Francisco, CA, Redwood Security Systems Inc pulled 19 permits 2023–2025; about 81% of those old enough to judge reached completion, and 3 of 17 permits a year or more old are still open. To check complaints and lawsuits, search CSLB for #426887 (CSLB license check) (the license page lists public complaint disclosures), BBB complaints for Redwood Security Systems Inc and San Francisco County court records.
We never say whether a complaint or lawsuit exists: we do not hold those records.
Questions
- How many permits has Redwood Security Systems Inc pulled in San Francisco, CA?19 matching permits between Oct 2023 and Nov 2025, 2 of them in the last 12 months.
- What work does Redwood Security Systems Inc do?By permit count: Fire Sprinklers & Alarms.
- Is Redwood Security Systems Inc licensed?Yes: CSLB license #426887 (C-7, C10), Active, 44 years on record. We match by name, so confirm the number on the official CSLB license check before signing.
- Are there complaints or lawsuits against Redwood Security Systems Inc?Our record covers building permits, not complaints or court cases. In San Francisco, CA, Redwood Security Systems Inc pulled 19 permits 2023–2025; about 81% of those old enough to judge reached completion, and 3 of 17 permits a year or more old are still open. To check complaints and lawsuits, search CSLB for #426887 (CSLB license check) (the license page lists public complaint disclosures), BBB complaints for Redwood Security Systems Inc and San Francisco County court records.
- Are there reviews of Redwood Security Systems Inc in San Francisco, CA?We do not collect reviews. What we hold is the public permit record: Redwood Security Systems Inc pulled 19 permits in San Francisco, CA from Oct 2023 to Nov 2025, about 81% finished. CSLB license #426887: Active. For reviews, see the firm’s BBB profile or Google listing, and check them against this record.
Where Redwood Security Systems Inc works
The ZIP codes where Redwood Security Systems Inc filed the most of its 19 permits on homes in San Francisco, 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 fire sprinkler contractors in San Francisco
The 5 fire sprinkler contractors closest to Redwood Security Systems Inc's 19 fire sprinklers & alarms permits. Similar volume, not similar quality.
- RF Fire Alarm Pro Inc · 23 permits
- All Star Fire Protection LLC · 22 permits
- WD Fire Protection Inc · 18 permits
- Bay Alarm Company · 17 permits
- Magnum Construction Group Inc · 15 permits
Compare Redwood Security Systems Inc with other San Francisco fire sprinklers & alarms contractors
Every permit record in the city, side by side. Pick what you value. The list moves.
Source: public permit records (San Francisco), matched by contractor name. How the records work. Something wrong? Firms can request a correction.