How to Choose a Pool Builder: A Checklist That Holds Up

How to choose a pool builder: the 10-point check

Work through these in order. A builder who fails an early check does not need a site visit.

• Look up the license yourself Use the state board’s search, not a photo of a card. Match the business name, the class (for example C-53 in California) and the status.
• Confirm the license covers pools In states with a dedicated class, a general license may not be enough. In local-only states, ask your city which registration it requires.
• Get insurance certificates The Pool & Hot Tub Alliance (PHTA) says to confirm liability insurance and workers’ compensation. Ask for certificates sent by the insurer.
• Collect at least three itemized bids HomeGuide recommends comparing at least 3 estimates. Ask every bidder to price the same pool and equipment.
• Compare exclusions, not totals Electrical, patio, fencing and accessories can add $25,000 to $50,000 (River Pools). A low total may simply exclude more.
• Check finished work and references PHTA suggests proven experience, references and a portfolio. Ask for addresses of pools at least a few seasons old.
• Read the warranty PHTA lists warranty length, coverage of major components and the claims process as the points to review.
• Cap the deposit California limits a pool down payment to 10% or $1,000, whichever is less (CSLB). Use that as a benchmark elsewhere.
• Tie payments to inspections Pay after each stage passes inspection. CSLB says final payment should wait until plastering and contracted equipment, deck or fencing are complete.
• Put the schedule and permit duty in writing Name who applies for the permit, the start date after the permit issues and the subcontractors for each trade (PHTA).

Sources: Pool & Hot Tub Alliance, California CSLB, HomeGuide, River Pools. For how we screen pool companies before an introduction, see how we vet pool contractors.

Check the license: pool builder rules by state

There is no national pool contractor license. Each state decides, and many leave it to cities.

As of October 5, 2026, 14 of 51 US jurisdictions issue a dedicated pool contractor license or class, 6 cover pool building through a general license with an exam or qualifications, 13 require only a registration, and 16, home to 37.7% of US residents, have no state license or registration that covers residential pool construction (PC&S pool contractor license review, population from the U.S. Census Bureau). Texas, New York and Georgia are among the local-only states.

Where states publish licensee counts, supply varies widely: Florida had 13.08 licensed pool construction contractors per 100,000 residents in August 2026, Arizona 9.86 and California 7.19 (PC&S calculation from the Florida DBPR licensee file and CSLB data). California had 2,831 licenses with the C-53 Swimming Pool class in clear status on October 5, 2026.

Insurance, bonds and recovery funds

A license is the floor. What stands behind it differs by state.

Some states set insurance minimums for pool licensees: Florida requires $100,000 in public liability and $25,000 in property damage coverage, and Louisiana raised its general liability minimum for residential pool contractors to $500,000 from August 1, 2026 (was $100,000). Others rely on bonds: California requires a $25,000 contractor bond, and Nevada requires a separate consumer protection bond of $10,000 to $400,000 for residential pool work (PC&S license review).

Arizona residential pool licensees pay a Residential Recovery Fund assessment or post a $200,000 bond, Nevada residential contractors pay a Residential Recovery Fund assessment, and Virginia adds a $25 Recovery Fund assessment to new licenses (same review). Ask the state board how its fund works before you need it; the report a concern page lists where to file complaints.

Compare pool builder bids line by line

Bids that look far apart are often priced on different scopes. Line them up on the same items.

Labor is 25% to 50% of a pool’s installed cost (Angi), so schedule, crew and supervision deserve as much attention as materials. Ask for pump, filter and heater model numbers: new standard-size in-ground pumps made since July 19, 2021 must meet variable-speed-level efficiency (PC&S pump study). For price context, use the inground pool cost guide, and for the type decision, gunite vs fiberglass vs vinyl.

Contract and payment terms that protect you

Front-loaded payments are the problem state regulators warn about most.

California’s Contractors State License Board calls front-loading, illegally large deposits or payments for work not yet done, a major source of complaints against pool contractors. Its example is a contractor who collects 50 percent of the price, completes 15 percent of the work and abandons the job (CSLB).

• Deposit: no more than 10% or $1,000, whichever is less, on a California pool contract (CSLB).
• Progress payments: never ahead of the work; CSLB also says not to pay in cash.
• Final payment: after final plastering and any contracted equipment, decking or fencing (CSLB).
• Florida deposits: a contractor who takes more than 10% up front must apply for permits within 30 days and start within 90 days after permits issue, absent just cause (Fla. Stat. 489.126).
• Florida lien notice: required in direct contracts over $2,500 for homes of 1 to 4 units; it tells owners to require lien releases before paying anyone who sent a Notice to Owner (Fla. Stat. 713.015).

The pool construction process guide shows which inspections each payment can follow.

Questions to ask a pool builder before you sign

Good builders answer these in writing without hesitation, PHTA notes.

• What is your license number and class, and which entity holds it?
• Can your insurer send me liability and workers’ compensation certificates?
• Who applies for the permit, and which inspections will my city require?
• Which parts of the job do your own crews do, and which go to subcontractors? (PHTA)
• What does the warranty cover on the structure, the surface and the equipment, and for how long? (PHTA)
• What is excluded: electrical service, deck, fence, landscaping, drainage, haul-off?
• How is each payment tied to a completed stage?
• How many pools of this type have you built, and can I see some that are a few seasons old?
• How long will the build take once the permit issues, and what happens if it runs late?

For the decisions to make before these conversations, use the pool planning checklist.

If something goes wrong with your pool builder

Most disputes are won or lost on paperwork kept from the first day.

1. Keep a job fileCSLB advises keeping all papers, pictures, lien notices and warranties for the project in one file. Add dated photos at each stage and copies of every inspection record.
2. Put the problem in writingSend the builder a dated written notice describing the issue and the fix you expect. In Florida, a contractor who took more than 10% up front and does not apply for permits, start work or refund within 30 days of a written demand it may be inferred that the contractor lacks just cause (Fla. Stat. 489.126).
3. Ask the building departmentThe permit office can tell you which inspections passed or failed. Work covered up before inspection is a matter for the inspector, not only for you.
4. File with the state boardIn states with a pool license, the licensing board takes complaints; in local-only states such as Texas, start with the city or county. Our report a concern page lists where to go.
5. Ask about recovery fundsArizona, Nevada and Virginia fund state recovery programs through licensee assessments (PC&S license review). Ask the board what a claim requires and how long it takes.

Pool builder red flags

One of these is a reason to slow down. Two is a reason to walk away.

• A deposit request above the state limit, or above 10% or $1,000 if you are in California (CSLB).
• Requests for cash, or payments scheduled by date rather than by completed work (CSLB).
• A license number that does not match the business name, or no license where your state requires one (state board lookups).
• Reluctance to provide insurance certificates; PHTA says reputable builders have no problem providing proof.
• A bid without a drawing, equipment models or a written list of exclusions.
• Pressure to start work before the permit is issued.

Frequently Asked Questions

Related pages