Tester List

CompanyPhoneLocation
AACRA Backflow Assembly Testing360-668-1117Woodinville
A-Bat Backflow Assembly Testing425-334-6423Everett
ABC Water Specialty Inc425-335-9826Lake Stevens
Advanced Irrigation Inc888-833-6220Pacific
Affordable Washington Backflow Testing425-892-4808Snohomish
Affordable Backflow Testers206-369-6178Renton
Always Testing Inc425-672-4345Mountlake Terrace
A-Plus425-830-3749Kirkland
Aqua Containment425-392-1523Issaquah
Aquasense425-881-8600Redmond
Auburn Mechanical253-838-9780Auburn
Available Backflow Testers425-652-9970Covington
A Women's Touch425-333-4934Carnation
BATman Testing206-228-1618Everett
Backflows Northwest425-277-2888Bellevue
Backflow Testing & Service425-334-3350Lake Stevens
Bat Master425-397-0275Lake Stevens
Budget Backflow Testing425-458-8272Bellevue
Certified Backflow Testing425-427-8889Sammamish
Combs Backflow Assembly425-736-4936Maple Valley
Dennis McLaughlin's Bacflow206-364-9531Seattle
Fire Chief Equipment425-641-2127Redmond
Froula Alarm Systems206-575-1962Tukwila
Malone's Landscape253-638-2080Covington
McLaughlins Peninsula Backflow206-890-8337Seattle
Mist'er Rain Inc.425-454-1190Bellevue
Mt Si Plumbing/Heating425-888-0433North Bend
Patriot Fire Protection253-926-2290Seattle
Olympic Landscaping And Irrigation Co.253-922-7075Puyallup
R.A. Brown Backflow Testing425-821-6801Kirkland
Redwood Backflow/Aardvark BF425-495-1939Redmond
Rodriguez Irrigation & Backflow Services425-765-6231Issaquah
Veteran Backflow Service253-792-9400Seattle
Winterbourne Landscape425-836-5193Redmond