Backflow Specialty contractors in Everett, WA
Backflow specialty contractors install and service the backflow prevention assemblies that keep contaminants out of drinking water lines. Washington currently lists 4 Backflow Specialty contractors registered in Everett.
Claimed and verified listings appear first.
A-Bat
Backflow Specialty · Everett, WA
License #BAT****785KB · $6,000 bond
Aaa Backflow Ass TS & Serv LLC
Backflow Specialty · Everett, WA
License #AAABABA744DU · $6,000 bond
Fire Suppression Systems LLC
Backflow Specialty · Everett, WA
License #FIRESSS754LF · $6,000 bond
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Built from Washington State L&I public records, updated Aug 15, 2026. Subser doesn't do star ratings or reviews — just verified records.