Complete Basement Systems of NY serves Massapequa, NY
Contact Us For
A Free Estimate!
Reviews From Suffolk County
See All Reviews
Products & Services
Basement Repair Products
Waterguard Interior System
Drytrak Drainage Channel
Trenchdrain Drain Grate
Iceguard Discharge Line
Flexispan Wall Crack Repair
Polyurethane Crack Sealing
Wellduct Window Drainage
Brightwall Waterproof Panels
Thermaldry Wall Barrier
Basement To Beautiful Pre-finishing Wall Insulation Panels
Drain Tile Installation
Supersump Pump System
Triplesafe Pumping System
Ultrasump Battery Back Up
Sanidry Dehumidifier
Spray Foam Insulation
 
Crawl Space Repair Products
Cleanspace Encapsulation Vapor Barriers And Liners
Turtle Access Hatch
Everlast Crawl Space Doors
Sanidry Csb Dehumidifier
Smartdrain Water Drainage
Silverglo Wall Insulation
Terrablock Floor Insulation
Smartsump Sump Pump
Crawl-o-sphere Crawl Space Fan
Wallcap Block Wall Sealer
Smartvent Flood Vents

 

 

Your Dedicated Suffolk County, NY Basement Waterproofing & Crawl Space Experts

I was looking for a top end company that would fix our problem based on experience....
Testimonial from Chris from Cold Spring Harbor, NY
Happy Customers Surrounding Suffolk County, NY
Reviews
Work Requests

Click the icons to see what our customers had to say.

Complete Basement Systems of NY has been the go-to contractor in Suffolk for over a decade. Locally owned and operated, fully licensed and insured your can expect to receive the exact work promised when promised.

Basement Waterproofing in Suffolk

We make sure you never have to fear from floods, groundwater seepage, or heavy rain again by properly installing our life-time warranted basement waterproofing system. We install a nearly invisible drainage system and sump pump that includes backup and battery-powered pumps.

Crawl Space Repair

Neglected crawl spaces can lead to moisture problems that result in mold damage, musty odors, rot, and poor insulation making your floors cold, diminishing your home’s value, and risking your health. Our crawl space encapsulation system completely seals the crawl space preventing these problems and comes with a 25 year warranty.

Expert Spray Foam Insulation

Improper insulation, especially in cracks and holes can diminish the comfort of your home and increases your monthly utility cost. Our highly trained technicians will install closed-cell polyurethane spray foam sealing these gaps preventing air flow and heat loss.

Get a FREE Estimate!
Serving the following Suffolk County, NY zip codes
Brookhaven 11719, Islip 11751, Huntington 11743, Smithtown 11787, Huntington Station 11746, Bay Shore 11706, Brentwood 11717, West Babylon 11704, Ronkonkoma 11779, Central Islip 11722, Riverhead 11901, East Northport 11731, Centereach 11720, Commack 11725, Coram 11727, Medford 11763, Deer Park 11729, Holbrook 11741, Lindenhurst 11757, Shirley 11967, West Islip 11795, Selden 11784, Port Jefferson Station 11776, Southold 11971, Copiague 11726, Melville 11747, Kings Park 11754, East Setauket 11733, Stony Brook 11790, Farmingville 11738, Hauppauge 11788, North Babylon 11703, Mastic 11950, Sayville 11782, Saint James 11780, Wyandanch 11798, East Islip 11730, Manorville 11949, Nesconset 11767, Hampton Bays 11946, Mastic Beach 11951, Middle Island 11953, Holtsville 11742, Miller Place 11764, Ridge 11961, Rocky Point 11778, Mount Sinai 11766, Patchogue 11772, Babylon 11702, Lake Grove 11755, Bohemia 11716, Islip Terrace 11752, Oakdale 11769, Amityville 11701, Greenlawn 11740, Wading River 11792, Bayport 11705, Sound Beach 11789, Port Jefferson 11777, Northport 11768, Center Moriches 11934, Calverton 11933, Centerport 11721, East Moriches 11940, Yaphank 11980, Blue Point 11715, Mattituck 11952, East Quogue 11942, West Sayville 11796, Islandia 11749, Montauk 11954, Cutchogue 11935, Moriches 11955, Southampton 11968, Southampton 11969, Cold Spring Harbor 11724, Stony Brook 11794, Brightwaters 11718, Westhampton 11977, Shelter Island 11964, Sag Harbor 11963, Greenport 11944, Bellport 11713, Eastport 11941, Westhampton Beach 11978, Water Mill 11976, Bridgehampton 11932, Amagansett 11930, Speonk 11972, Great River 11739, Laurel 11948, East Hampton 11937, Remsenburg 11960, Quogue 11959, East Marion 11939, Orient 11957, Peconic 11958, Shoreham 11786, Shelter Island Heights 11965, South Jamesport 11970, Jamesport 11947, Wainscott 11975, New Suffolk 11956, Sagaponack 11962, Aquebogue 11931, Ocean Beach 11770, Upton 11973, Holtsville 00501, West Babylon 11707, Melville 11760, Holtsville 00544, Melville 11775
Serving New York
Including All of Long Island
Our New York Service Area
Cities in Nassau County, NY
Albertson
Atlantic Beach
Baldwin
Bayville
Bellerose Village
Bellmore
Bethpage
Carle Place
Cedarhurst
East Meadow
East Norwich
East Rockaway
Elmont
Farmingdale
Floral Park
Franklin Square
Freeport
Garden City
Glen Cove
Glen Head
Glenwood Landing
Great Neck
Greenvale
Hempstead
Hewlett
Hicksville
Inwood
Island Park
Jericho
Lawrence
Levittown
Locust Valley
Long Beach
Lynbrook
Malverne
Manhasset
Massapequa
Massapequa Park
Merrick
Mill Neck
Mineola
New Hyde Park
Oceanside
Old Bethpage
Old Westbury
Oyster Bay
Plainview
Port Washington
Rockville Centre
Roosevelt
Roslyn
Roslyn Heights
Sea Cliff
Seaford
South Floral Park
Syosset
Uniondale
Valley Stream
Wantagh
West Hempstead
Westbury
Williston Park
Woodbury
Woodmere

Cities in Suffolk County, NY
Amagansett
Amityville
Aquebogue
Babylon
Bay Shore
Bayport
Bellport
Blue Point
Bohemia
Brentwood
Bridgehampton
Brightwaters
Brookhaven
Calverton
Center Moriches
Centereach
Centerport
Central Islip
Cold Spring Harbor
Commack
Copiague
Coram
Cutchogue
Deer Park
East Hampton
East Islip
East Marion
East Moriches
East Northport
East Quogue
East Setauket
Eastport
Farmingville
Great River
Greenlawn
Greenport
Hampton Bays
Hauppauge
Holbrook
Holtsville
Huntington
Huntington Station
Islandia
Islip
Islip Terrace
Jamesport
Kings Park
Lake Grove
Laurel
Lindenhurst
Manorville
Mastic
Mastic Beach
Mattituck
Medford
Melville
Middle Island
Miller Place
Montauk
Moriches
Mount Sinai
Nesconset
New Suffolk
North Babylon
Northport
Oakdale
Ocean Beach
Orient
Patchogue
Peconic
Port Jefferson
Port Jefferson Station
Quogue
Remsenburg
Ridge
Riverhead
Rocky Point
Ronkonkoma
Sag Harbor
Sagaponack
Saint James
Sayville
Selden
Shelter Island
Shelter Island Heights
Shirley
Shoreham
Smithtown
Sound Beach
South Jamesport
Southampton
Southold
Speonk
Stony Brook
Upton
Wading River
Wainscott
Water Mill
West Babylon
West Islip
West Sayville
Westhampton
Westhampton Beach
Wyandanch
Yaphank

Our Locations:

Complete Basement Systems of NY
13 Rockwood Ave
Massapequa, NY 11758
1-516-740-2702
Click to See Our Full Service Area
Testimonials
See All Testimonials
   
Reviews
See All Reviews