New York · Pool Remodeling & Resurfacing · Updated 2026
30 pool remodeling companies in the Islip area, ordered by customer rating and review count, with 2026 resurfacing and remodel price ranges so you can compare a replaster against a full renovation. 3 are listed as specialists for this work; the rest are pool builders that routinely handle it. This page shows the top 20.
Ordered by customer rating and review count across the Islip area. Listings include the available rating, contact details and location; confirm current credentials and scope directly.
Most pool builders also take on remodels, replastering and equipment upgrades — confirm the scope and the finish options when you call.
Planning a new pool as well? The Islip pool builders directory ranks all 170 builders in the area.
Resurfacing is the anchor job: a standard white plaster replaster in Islip typically runs $6,500–$13,000, while pebble and quartz finishes run $10,500–$23,500. Everything else stacks on top of that:
| Job | Typical Islip price |
|---|---|
| Replaster (white plaster) | $6,500–$13,000 |
| Pebble or quartz finish | $10,500–$23,500 |
| Waterline tile | $3,300–$10,400 |
| Coping replacement | $3,900–$11,700 |
| Deck resurfacing | $5,000–$15,500 |
| Equipment upgrade (pump, filter, heater, automation) | $4,000–$13,000 |
| Add an attached spa | $19,500–$45,500 |
| Full remodel (finish, tile, coping, deck, equipment) | $19,500–$78,000+ |
New York pricing is above the national baseline used for these estimates, mainly on labor and permitting. Plaster has a finite life — 10–15 years for white plaster, 15–20+ for pebble — so a resurfacing quote is often the moment to price tile, coping and equipment in the same drain.
Tile, coping, LED lights, a tanning ledge or an attached spa cost far less during a resurfacing than as a separate job later.
5 stars from 75 reviews
View Company →Islip market
4.7 average customer rating · 2558 reviews · 30 companies · 3 specialists
See All on the Map →30 pool remodeling companies in the Islip area. 3 are listed as specialists for this work; the rest are pool builders that routinely handle it. The ranked companies average 4.7 stars across 2,558 customer reviews. PoolPad orders the list with a weighted score that combines customer rating and review count, so a long track record counts for more than a handful of scores.
Frost depth drives construction: plumbing runs deep, shells and decks are engineered for freeze-thaw, and the fall close protects it all. Long Island digs sand (easy) while upstate and the lower Hudson Valley hit rock ledge and glacial till — blasting or hammering shows up in bids. Tight suburban lots make access planning part of the price. Vinyl liner rules on value across upstate and much of Long Island; gunite owns the high end from Westchester to the East End. Automatic safety covers are widespread, salt systems keep growing, and compact heated plunge pools are the new city-adjacent trend.
For statewide rankings, city counts and New York prices, see the New York pool remodeling directory, or check the nearby cities below.
Ask for nearby resurfacing jobs that are several years old, not just fresh ones. Confirm licensing where New York requires it, insurance, and who holds the finish warranty. Compare at least three itemized bids against the same scope: finish, tile, coping, deck, equipment and startup. New York has no single statewide contractor license — licensing runs by county and city (Nassau, Suffolk, Westchester, and NYC all license home improvement contractors), so verify locally. Statewide, new pools must meet the residential code's barrier requirements and include a pool alarm; towns layer their own fence and setback rules on top.
A standard white plaster replaster in Islip, NY typically runs $6,500–$13,000; quartz and pebble finishes run $10,500–$23,500. Waterline tile adds $3,300–$10,400 and new coping $3,900–$11,700. A full remodel that also updates the deck and equipment runs $19,500–$78,000+. New York pricing is above the national baseline used for these estimates, mainly on labor and permitting; get itemized bids from at least three of the pool remodeling companies listed here for your pool's size and condition.
White plaster typically lasts 10–15 years; quartz and pebble finishes 15–20 or more with balanced water. Roughing, staining that no longer cleans, exposed aggregate, hollow spots and rust marks from the rebar are the signs the finish is at the end of its life. Etching accelerates when pH and calcium hardness run low, so a consistent water-care routine is the cheapest way to delay the next resurfacing.
A straightforward resurfacing usually keeps the pool down for one to two weeks: drain, prep, finish, cure and fill, followed by a 28-day startup brushing routine. Adding tile, coping and deck work extends that to three to six weeks, and equipment or structural changes can push a full renovation past two months. Most crews schedule remodels for the shoulder seasons so the pool is ready when the season starts.
Resurface if the shell, tile, coping and equipment are sound and you mostly dislike the finish. Remodel when several systems are at the end of their life at once — a drained pool is the cheapest moment to replace tile and coping, add a tanning ledge or spa, move to LED lights, or install a variable-speed pump and automation. Ask each contractor to price the resurfacing alone and the bundled options separately so you can see the marginal cost of each upgrade.
The outdoor season in Islip runs Memorial Day through mid-September — about 4 months unheated. A full professional winterization each fall protects plumbing and equipment through the freeze, and spring openings cluster into the same few weeks. The realistic unheated season is Memorial Day to mid-September — heaters are less a luxury than the price of using what you built. Winters are long and freezing, so a professional close is standard everywhere in the state.
Agape Pools Builder and Renovations Liner Replacement has the highest customer rating on this Islip list at 5 stars across 75 reviews. Sweeney's Pool Service, Inc. has the largest review count (419 reviews at 4.5 stars). PoolPad orders the list with a weighted score that combines customer rating and review count, so a long track record counts for more than a handful of scores.
New York has no single statewide contractor license — licensing runs by county and city (Nassau, Suffolk, Westchester, and NYC all license home improvement contractors), so verify locally. Statewide, new pools must meet the residential code's barrier requirements and include a pool alarm; towns layer their own fence and setback rules on top.
Plaster and pebble finishes normally carry a manufacturer material warranty (often 5–10 years, sometimes limited or prorated) plus the installer's workmanship warranty (commonly 1–5 years) covering delamination, spot etching from improper startup and bond failure. Tile, coping and equipment carry their own terms. Read what voids coverage — most exclude damage from unbalanced water — and keep your startup and water-test records.
Check pool remodeling in cities near Islip, or open the New York directory for every listed market in the state.
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