Bidroom has 3 fire protection contractor license records for Ontario, Arizona (counted 2026-11-09). Of these, 3 are listed as active. The most common license type is C-16 Fire Protection Systems (3).
Listings are populated from public state-license and BBB business records. To update or claim your profile, click any business above and use the “Claim this profile” button — it’s free and takes about 60 seconds.