So So DeepContractor Search
Sign in

Best Fire-protection contractors in Phoenix, AZ

A ranked shortlist of licensed fire-protection contractors for someone hiring or vetting in Phoenix. Ranked on an active ROC class for the work and job-relevant Phoenix city building records, not reviews, ads, or a workmanship guarantee.

Phoenix city building records through 2026-10-20, verified against the Arizona Registrar of Contractors licensing records, snapshot dated 2026-10-06. Ranking reflects license standing and city building records, not a workmanship guarantee. This week's Phoenix city building records.

Which fire-protection contractor has done the most fire-protection jobs in Phoenix?

R C I Systems LLC has done the most Phoenix jobs of any firm holding the matching ROC fire-protection class: 2,838 jobs, most recently in 2026. It has held ROC license 099074 for 33 years with no disciplinary actions on record.

Phoenix does not label the trade on the city building record, so this count is all of the firm's Phoenix jobs, among firms that hold the matching ROC fire-protection class. A general builder with more paper does not rank here unless it also holds that class. Jobs are counted per license number. Phoenix records run through 2026-10-20.

See R C I Systems LLC's license and job record →

Most fire-protection jobs in Phoenix, all city records on file, among licensed fire-protection contractors

  1. 1R C I Systems LLC

    ROC 099074 · 2,838 jobs · 2026-08-19

  2. 2Valley Fire Sprinkler Inc

    ROC 160580 · 2,091 jobs · 2026-09-28

  3. 3Apex Fire Protection And Safety LLC

    ROC 360610 · 1,677 jobs · 2026-06-15

  4. 4Adobe Fire Protection LLC

    ROC 332023 · 1,652 jobs · 2026-06-05

  5. 5Aero Automatic Sprinkler Company

    ROC 234798 · 1,461 jobs · 2026-10-01

  6. 6Summit Fire Protection Co

    ROC 275324 · 1,380 jobs · 2026-09-04

  7. 7Cintas Fire Protection (Cintas Corporation No 2)

    ROC 251224 · 986 jobs · 2026-08-10

  8. 8Western States Fire Protection (Api Group Life Safety USA LLC)

    ROC 339335 · 887 jobs · 2026-10-20

  9. 9Arizona Fire Protection Inc

    ROC 113046 · 847 jobs · 2026-08-31

  10. 10Olympic West Fire Protection LLC

    ROC 095830 · 757 jobs · 2026-10-19

  11. 11Service 1st Fire Protection LLC

    ROC 216491 · 689 jobs · 2026-10-01

  12. 12Complete Fire Protection Inc

    ROC 275620 · 618 jobs · 2026-10-20

  13. 13The Hiller Companies LLC

    ROC 312769 · 557 jobs · 2026-07-30

  14. 14Firetrol Protection Systems Inc

    ROC 210285 · 520 jobs · 2026-10-14

  15. 15Foothills Fire Protection Inc

    ROC 111750 · 457 jobs · 2026-06-24

  16. 16Armor Fire Protection Inc

    ROC 240040 · 443 jobs · 2026-04-02

  17. 17Allied Fire Protection Inc

    ROC 169478 · 399 jobs · 2026-07-31

  18. 18Allied Fire Protection LP

    ROC 327813 · 399 jobs · 2026-07-31

  19. 19Titan Alarm Inc

    ROC 318887 · 397 jobs · 2026-06-30

  20. 20U S A Fire Protection LLC

    ROC 119402 · 387 jobs · 2026-09-11

Get a shortlist matched to your address

First one free

This list is city-wide for Phoenix. Enter your address and we will narrow it to fire-protection contractors who have done jobs near you, check every license for standing and disciplinary history, and hand back a ranked shortlist you can call.

No card needed. See a finished report first if you'd rather.

Top 20 fire-protection contractors by Phoenix job volume

  1. R C I Systems LLC

    ROC 099074

    Mesa, AZ

    Clean record33 yrs licensed2,838 relevant jobs3,028 total jobsLast job 2026
    View license, job history & disciplinary records →

  2. Valley Fire Sprinkler Inc

    ROC 160580

    Scottsdale, AZ

    Clean record25 yrs licensed2,091 relevant jobs2,182 total jobsLast job 2026
    View license, job history & disciplinary records →

  3. Apex Fire Protection And Safety LLC

    ROC 360610

    Scottsdale, AZ

    Clean record1 yr licensed1,677 relevant jobs1,789 total jobsLast job 2026
    View license, job history & disciplinary records →

  4. Adobe Fire Protection LLC

    ROC 332023

    Mesa, AZ

    Clean record5 yrs licensed1,652 relevant jobs1,713 total jobsLast job 2026
    View license, job history & disciplinary records →

  5. Aero Automatic Sprinkler Company

    ROC 234798

    Phoenix, AZ

    Clean record19 yrs licensed1,461 relevant jobs1,535 total jobsLast job 2026
    View license, job history & disciplinary records →

  6. Summit Fire Protection Co

    ROC 275324

    Mendota Heights, MN

    Clean record15 yrs licensed1,380 relevant jobs1,442 total jobsLast job 2026
    View license, job history & disciplinary records →

  7. Cintas Fire Protection (Cintas Corporation No 2)

    ROC 251224

    Phoenix, AZ

    Clean record17 yrs licensed986 relevant jobs1,124 total jobsLast job 2026
    View license, job history & disciplinary records →

  8. Western States Fire Protection (Api Group Life Safety USA LLC)

    ROC 339335

    Centennial, CO

    Clean record4 yrs licensed887 relevant jobs983 total jobsLast job 2026
    View license, job history & disciplinary records →

  9. Arizona Fire Protection Inc

    ROC 113046

    Peoria, AZ

    Clean record30 yrs licensed847 relevant jobs927 total jobsLast job 2026
    View license, job history & disciplinary records →

  10. Olympic West Fire Protection LLC

    ROC 095830

    Tempe, AZ

    Clean record33 yrs licensed757 relevant jobs856 total jobsLast job 2026
    View license, job history & disciplinary records →

  11. Service 1st Fire Protection LLC

    ROC 216491

    Phoenix, AZ

    Clean record20 yrs licensed689 relevant jobs724 total jobsLast job 2026
    View license, job history & disciplinary records →

  12. Complete Fire Protection Inc

    ROC 275620

    Queen Creek, AZ

    Clean record14 yrs licensed618 relevant jobs793 total jobsLast job 2026
    View license, job history & disciplinary records →

  13. The Hiller Companies LLC

    ROC 312769

    Phoenix, AZ

    Clean record9 yrs licensed557 relevant jobs585 total jobsLast job 2026
    View license, job history & disciplinary records →

  14. Firetrol Protection Systems Inc

    ROC 210285

    Phoenix, AZ

    Clean record21 yrs licensed520 relevant jobs611 total jobsLast job 2026
    View license, job history & disciplinary records →

  15. Foothills Fire Protection Inc

    ROC 111750

    Scottsdale, AZ

    Clean record30 yrs licensed457 relevant jobs510 total jobsLast job 2026
    View license, job history & disciplinary records →

  16. Armor Fire Protection Inc

    ROC 240040

    Gilbert, AZ

    Clean record18 yrs licensed443 relevant jobs490 total jobsLast job 2026
    View license, job history & disciplinary records →

  17. Allied Fire Protection Inc

    ROC 169478

    Mesa, AZ

    Clean record24 yrs licensed399 relevant jobs449 total jobsLast job 2026
    View license, job history & disciplinary records →

  18. Allied Fire Protection LP

    ROC 327813

    Pearland, TX

    Clean record6 yrs licensed399 relevant jobs449 total jobsLast job 2026
    View license, job history & disciplinary records →

  19. Titan Alarm Inc

    ROC 318887

    Phoenix, AZ

    Clean record8 yrs licensed397 relevant jobs446 total jobsLast job 2026
    View license, job history & disciplinary records →

  20. U S A Fire Protection LLC

    ROC 119402

    Phoenix, AZ

    Clean record29 yrs licensed387 relevant jobs464 total jobsLast job 2026
    View license, job history & disciplinary records →

Most established Phoenix fire-protection contractors

Longest-licensed firms based in Phoenix that hold the right ROC class, oldest license first.

How this ranking works

Organic results require an active ROC license, the correct class for the trade as the firm's primary or tied fit (a mechanical company that also holds an electrical license does not lead the electrician list), and at least one city building record here. The city does not label job type by trade, so volume is all of the firm's jobs here. They are ranked by the number of relevant jobs, then by how recently the firm worked, then by a clean disciplinary record, then by how long the firm has been licensed. This reflects license standing and real city building records - it is not a workmanship guarantee. Promoted entries, when present, are paid placements and are not scored by these rules.

Confidence: medium. The license class matches this trade; the city does not label job type, so volume is all of the firm's jobs here.

Frequently asked questions

Which fire-protection contractor has done the most fire-protection jobs in Phoenix?
R C I Systems LLC has done the most Phoenix jobs of any firm holding the matching ROC fire-protection class: 2,838 jobs, most recently in 2026. It has held ROC license 099074 for 33 years with no disciplinary actions on record. Phoenix does not label the trade on the city building record, so this count is all of the firm's Phoenix jobs, among firms that hold the matching ROC fire-protection class. A general builder with more paper does not rank here unless it also holds that class. Jobs are counted per license number. Phoenix records run through 2026-10-20.
How are the best fire-protection contractors in Phoenix ranked?
Organic results require an active ROC license, the correct class for the trade as the firm's primary or tied fit (a mechanical company that also holds an electrical license does not lead the electrician list), and at least one city building record here. The city does not label job type by trade, so volume is all of the firm's jobs here. They are ranked by the number of relevant jobs, then by how recently the firm worked, then by a clean disciplinary record, then by how long the firm has been licensed. This reflects license standing and real city building records - it is not a workmanship guarantee. Promoted entries, when present, are paid placements and are not scored by these rules.
Is this ranking a guarantee of quality or workmanship?
No. It reflects Arizona Registrar of Contractors license standing, longevity, and real city building records - not the quality of any individual job. Always verify a contractor on the official ROC Contractor Search and check references before hiring.
How current is this Phoenix contractor data?
Phoenix city building records through 2026-10-20, verified against the Arizona Registrar of Contractors licensing records, snapshot dated 2026-10-06. The two datasets age separately: the board publishes licensing snapshots on its own cadence, and Phoenix publishes city building records on its own. This page regenerates daily.

Other trades in Phoenix