Find trusted water treatment & filtration professionals serving Phoenix. All contractors are independently researched and certified.
Only companies with a Certified Best Pick® badge meet our strict satisfaction & licensing requirements and are eligible for the Best Pick Guarantee.
Only companies with a Certified Best Pick® badge meet our strict satisfaction & licensing requirements and are eligible for the Best Pick Guarantee.
"At Leaf Home Water Solutions, we perform advanced digital testing to reveal what's in your water. Then we work with you to create a custom solution, using 250+ possible combinations, to improve your home's unique water issues. Every homeowner deserves safer, better-tasting water from every tap."
"EZ Flow Plumbing is a family-owned, locally operated company specializing in residential plumbing service and repair. We provide expert solutions, clear communication, and top-tier workmanship as we focus on delivering a true five-star experience backed by quality products and extended warranties."
"Christian Brothers has proudly served the Phoenix Metro area since 1976 as a family-owned-and-operated business across three generations. Our mission is simple: To provide top-tier service by highly trained technicians, quality parts, and a dedication to education and unparalleled customer care, one service call at a time."
Real homeowners looking for water treatment & filtration in your area
"tiled shower shows leakage and probably needs replacing. leakage is in lower right and shows on lower door frame."
"Roof or tree rats eat/destroy a lot of oranges and some grapefruits."
"Only want to do in summer time"
"A few shingles came off the roof during a storm."
"Pest control and weed prevention"
"Replace 7 windows"
"Need to install pet door."
"Wind damage to front rim of roof trim and damage to lower tiles covering the front door arch roofing. Looking for quotes..."
"One toilet tank makes a high pitch noise from the interior fixture after flushing. Also both front and back yard exteri..."
"I am looking for underlayment replacement. We have some spots were there are broken tiles and a spot upfront with a drai..."
Every Best Pick company in Phoenix is independently researched and certified annually. We analyze thousands of customer reviews, verify licensing and insurance, and confirm each company meets our strict qualification standards.
We conduct extensive satisfaction surveys and analyze thousands of customer experiences annually.
Verified by
Independent Research
Companies earn Best Pick certification through performance alone. Only businesses with 80%+ recommendation rates qualify.
Best Pick status isn't permanent. Every certified company must re-qualify annually.
Licensed
Insured
Verified
We stand behind our certified companies with a financial guarantee up to $2,500.
Protected
Financial guarantee included
Only water treatment & filtration companies that meet our strict standards earn Best Pick status.
Water Treatment & Filtration companies must maintain a 4.0+ rating and an 80% recommendation rate.
Current state contractor license verification and general liability insurance for water treatment & filtration work
Minimum 1 year in business with established local presence
Maintain active business registration and in good standing with the state
Consistent water treatment & filtration service quality across all projects
Must re-qualify every year through new research
Common questions about Certified Best Pick® water treatment & filtration companies in Phoenix, AZ
Best Pick Certified Water Treatment and Filtration companies in Phoenix, AZ have earned their status through independent consumer research—not paid placement. To qualify, a company must meet strict standards:
Certification is re-verified annually, ensuring continued performance.
No. Water Treatment and Filtration companies cannot buy Best Pick Certification, improved ratings, or better placement. Our research team independently evaluates companies based on customer satisfaction, licensing, insurance, and business stability—before any business relationship exists.
Companies that earn certification pay a participation fee after qualifying, which covers the cost of ongoing research and publication. This fee has no influence on whether a company qualifies or how they appear in our directory.
The Best Pick Guarantee provides financial protection—up to $2,500 in labor costs—if a Certified Best Pick Water Treatment and Filtration company fails to deliver on their commitments.
To be eligible:
This guarantee applies only to Certified Best Pick companies, not Standard Pros. Full terms are available on our guarantee page.
