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Attic Insulation Contractors in Hempstead, NY

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What makes Zavza Seal


Licensed & Insured

Don’t take chances with unlicensed and uninsured contractors. We’re fully licensed and insured, ensuring your investment is safeguarded.

30-Year Warranty

We back our work with a 30-year warranty, demonstrating our commitment to long-lasting quality and durability.

Proactive Problem Solvers

Experience matters. We are proactive problem solvers. We identify and address issues before they become headaches, saving you thousands of dollars on repairs and remediations.

5 Star

Elevate your home with our 5-Star rated contracting, where premium quality meets a steadfast 30-year warranty commitment.

Community – Centric

We’re not just another service provider in your local area; we’re interwoven with the community. Our unwavering dedication leads us to uplift the regions we serve, one foundation repair project at a time.

What Our Customers Say

On Our Recent Basement Finishing & Remodeling Completed Works

Gregory Paragh

They complete the work to the specification they outlined or better, for a very reasonable price which they are willing to work with you on. Good people and great work.

Mike Delafraz

I was hesitant to accept their proposal since it was the best one! However, they arrived on time and were knowledgeable, respectful, and clean. Did more than expected and paid attention to any minor details. They even came an extra day to complete everything and ensure the Job was done to my 1000% Satisfaction.


The Zavza sealing company arrived promptly. The crew leader did an overview of the Job. Upon completion of the Job, The entire area was cleaned, and anything moved was replaced. Thanks for a great Job.

Looking for a Reliable Contractor for Basement Remodeling in Long Island?

Transforming your basement into a vibrant, functional space can dramatically enhance the value and comfort of your home. When it comes to basement remodeling in Long Island, Brooklyn, Queens, and throughout Nassau and Suffolk counties, finding a team that understands your vision and the unique challenges of New York living is crucial. Our expertise not only lies in creating beautiful, bespoke basements tailored to each homeowner’s needs but also in navigating the specific requirements and climates of Long Island and the greater New York area. Whether you’re dreaming of a cozy family room, an efficient home office, or a state-of-the-art home theater, we bring your vision to life with precision and flair. Let’s embark on this transformational journey together, making your basement the heart of your home.

Dream Big with Your Basement Remodeling in Long Island and Beyond. Call Us Now to Bring Your Vision to Life!

Call (631) 980-1800 Now!


Here are some of the benefits of remodeling your basement:

Attic Insulation Contractors Near Me

Added Living Space: Basement finishing and remodeling in Brooklyn, Queens, and Long Island offer the opportunity to maximize living space, creating additional rooms for various purposes such as bedrooms, offices, or entertainment areas.

Increased Home Value: A well-finished basement contributes to the overall value of a home, making it a more attractive investment for potential buyers and enhancing the property’s resale value.

Customization to Needs: Basement remodeling allows homeowners to tailor the space to their specific needs and lifestyles, providing a personalized touch to the design and functionality.

Functional Storage: Proper finishing can include the incorporation of storage solutions, optimizing the basement for organized storage, and reducing clutter in other areas of the home.

Enhanced Energy Efficiency: Remodeling can include improvements in basement insulation and energy-efficient features, contributing to better temperature regulation and lower energy bills.

Additional Income Opportunities: By converting your basement into a rental unit or Airbnb, you can create an additional source of income. This is particularly appealing in high-demand areas where rental space is at a premium.

Improved Home Comfort: Properly insulating and finishing your basement can help regulate your home’s temperature, making it more comfortable year-round. It can also help reduce noise levels, creating a quieter living environment.

Basement Finishing and Remodeling Contractor New York - A Man Holding up an Energy Sign with a Lightbulb On It
Basement Finishing and Remodeling Contractor New York - A Man Working on a Floor

Increased Resale Appeal: Homes with finished basements often stand out in the real estate market, attracting a broader range of potential buyers and increasing the property’s overall appeal.

Adaptability to Trends: Remodeling near me offers the advantage of staying current with design trends, ensuring that the finished basement remains stylish and functional in line with contemporary preferences.

Local Expertise: Choosing Zavza Seal for basement remodeling in Brooklyn, Queens, and Long Island allows homeowners to benefit from our local expertise, ensuring that the project meets regional standards and reflects the unique characteristics of the area.

Types of Basement
Finishing & Remodeling

We have listed several types of Basement Finishing and Remodeling for details and technical specifications. Use this guide to find out which type of finishing and remodeling works for your home.

Basement Finishing and Remodeling Contractor New York - Two Man Working on a Ceiling

Entertainment Spaces: Transform the basement into a dedicated entertainment area, incorporating features like a home theater, living room, game room, or bar for social gatherings.

Home Office Conversion: Convert the basement into a functional home office space, providing a quiet and productive work environment.

Guest Suites: Create comfortable guest accommodations with a finished basement, complete with a bedroom and bathroom for overnight visitors.

Fitness and Wellness Area: Design a basement for fitness and wellness activities, including a gym, yoga studio, or spa to promote a healthy lifestyle.

Storage and Organization: Implement efficient storage solutions during basement finishing to keep the space organized and clutter-free.

In-Law Apartments: Remodel the basement to include a self-contained living space, serving as an independent in-law apartment or rental unit.

Children’s Playroom: Customize the basement to be a vibrant and safe play space for children, incorporating storage solutions and age-appropriate designs.

Wine Cellar or Bar Lounge: Utilize the basement for a sophisticated wine cellar or a trendy bar lounge, creating a space for entertaining guests.

Crafting and Hobby Rooms: Tailor the basement to accommodate hobbies and crafts, providing a dedicated space for creative pursuits.

Multipurpose Family Room: Design a versatile family room that can serve various functions, from casual lounging to family gatherings and movie nights.

Basement Finishing and Remodeling Contractor New York - A Basement Project with Tools Laying on the Floor

Reasons to Get Basement Finishing & Remodeling

Basement Finishing and Remodeling Contractor New York - A Finished Basement Project

Investing in basement finishing and remodeling offers homeowners a multitude of compelling benefits, from enhancing the functionality and value of their living space, to creating a more energy-efficient living space. Beyond just serving as a storage area, a well-finished basement provides an opportunity to create additional living spaces like home offices, entertainment rooms, or guest suites. By optimizing the basement’s potential, homeowners can effectively expand their usable square footage, catering to evolving lifestyle needs and adding significant value to their property.

For those seeking basement remodeling in New York, Zavza Seal’s expert remodeling crews can help you transform your unused basement spaces into a personalized haven. Local expertise ensures that the remodeling project aligns with local building codes and regulations while also facilitating easier communication and coordination.

Choose Zavza Seal as Your Basement Finishing & Remodeling Contractor New York

Choosing professionals like Zavza Seal LLC for your basement finishing and remodeling needs offers a host of advantages that contribute to a successful and satisfying project. Our experienced team at Zavza Seal specializes in transforming underutilized basements into functional and aesthetically pleasing spaces. With expertise in basement finishing and remodeling, we prioritize quality craftsmanship, ensuring that your basement not only meets your specific requirements but also complies with local building codes and standards.

Choosing Zavza Seal LLC for your basement remodeling needs ensures that you receive personalized attention and a customized approach tailored to your preferences. As a local provider, our proximity allows for efficient communication and collaboration, resulting in a smooth and stress-free remodeling process.

Whether you envision a cozy home theater, a contemporary office space, or a stylish entertainment area, our team is dedicated to delivering a finished basement that adds value to your property and enhances your overall living experience.

Choose Zavza Seal as your basement finishing & remodeling contractor in New York and experience the dedication, quality, and excellence that set us apart.

Call Us at (631) 980-1800 Today and Take the First Step Toward Your Dream Basement with Zavza Seal.

Basement Finishing and Remodeling Contractor New York - A Man Painting a Ceiling on a Scaffold

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5 Star Rated Contractor

Our Service Area Zip Codes
In Long Island NY

Brooklyn NY
Brooklyn, NY 11201
Brooklyn, NY 11204
Brooklyn, NY 11209
Brooklyn, NY 11215
Brooklyn, NY 11217
Brooklyn, NY 11218
Brooklyn, NY 11219
Brooklyn, NY 11223
Brooklyn, NY 11228
Brooklyn, NY 11229
Brooklyn, NY 11230
Brooklyn, NY 11231
Nassau County NY
Albertson, NY 11507
Atlantic Beach, NY 11509
Baldwin, NY 11510
Bayville, NY 11709
Bellmore, NY 11710
Bethpage, NY 11714
Carle Place, NY 11514
Cedarhurst, NY 11516
East Meadow, NY 11554
East Norwich, NY 11732
East Rockaway, NY 11518
Elmont, NY 11003
Farmingdale, NY 11735
Farmingdale, NY 11737
Floral Park, NY 11001
Floral Park, NY 11002
Franklin Square, NY
Franklin Square, 11010
Freeport, NY 11520
Garden City, NY 11530
Garden City, NY 11531
Garden City, NY 11599
Glen Cove, NY 11542
Glen Head, NY 11545
Glenwood Landing, NY 11547
Great Neck, NY 11020
Great Neck, NY 11021
Great Neck, NY 11022
Great Neck, NY 11023
Great Neck, NY 11024
Great Neck, NY 11026
Great Neck, NY 11027
Greenvale, NY 11548
Hempstead, NY 11549
Hempstead, NY 11550
Hempstead, NY 11551
Hewlett, NY 11557
Hicksville, NY 11801
Hicksville, NY 11802
Hicksville, NY 11815
Hicksville, NY 11819
Hicksville, NY 11854
Inwood, NY 11096
Island Park, NY 11558
Jericho, NY 11753
Jericho, NY 11853
Lawrence, NY 11559
Levittown, NY 11756
Locust Valley, NY 11560
Long Beach, NY 11561
Lynbrook, NY 11563
Malverne, NY 11565
Manhasset, NY 11030
Massapequa, NY 11758
Massapequa Park, NY 11762
Merrick, NY 11566
Mill Neck, NY 11765
Mineola, NY 11501
New Hyde Park, NY 11040
New Hyde Park, NY 11042
Oceanside, NY 11572
Old Bethpage, NY 11804
Old Westbury, NY 11568
Oyster Bay, NY 11771
Plainview, NY 11803
Point Lookout, NY 11569
Port Washington, NY 11050
Port Washington, NY 11051
Port Washington, NY 11052
Port Washington, NY 11053
Port Washington, NY 11054
Port Washington, NY 11055
Rockville Centre, NY 11570
Rockville Centre, NY 11571
Roosevelt, NY 11575
Roslyn, NY 11576
Roslyn Heights, NY 11577
Sea Cliff, NY 11579
Seaford, NY 11783
Syosset, NY 11773
Syosset, NY 11791
Uniondale, NY 11553
Uniondale, NY 11555
Uniondale, NY 11556
Valley Stream, NY 11580
Valley Stream, NY 11581
Valley Stream, NY 11582
Wantagh, NY 11793
West Hempstead, NY 11552
Westbury, NY 11590
Williston Park, NY 11596
Woodbury, NY 11797
Woodmere, NY 11598
Suffolk County NY
Amagansett, NY 11930
Amityville, NY 11701
Aquebogue, NY 11931
Babylon, NY 11702
Bay Shore, NY 11706
Bayport, NY 11705
Bellport, NY 11713
Blue Point, NY 11715
Bohemia, NY 11716
Brentwood, NY 11717
Bridgehampton, NY 11932
Brightwaters, NY 11718
Brookhaven, NY 11719
Calverton, NY 11933
Center Moriches, NY 11934
Centereach, NY 11720
Centerport, NY 11721
Central Islip, NY 11722
Cold Spring Harbor, NY 11724
Commack, NY 11725
Copiague, NY 11726
Coram, NY 11727
Cutchogue, NY 11935
Deer Park, NY 11729
East Hampton, NY 11937
East Islip, NY 11730
East Marion, NY 11939
East Moriches, NY 11940
East Northport, NY 11731
East Quogue, NY 11942
East Setauket, NY 11733
Eastport, NY 11941
Farmingville, NY 11738
Fishers Island, NY 6390
Great River, NY 11739
Greenlawn, NY 11740
Greenport, NY 11944
Hampton Bays, NY 11946
Hauppauge, NY 11788
Holbrook, NY 11741
Holtsville, NY 00501
Holtsville, NY 00544
Holtsville, NY 11742
Huntington, NY 11743
Huntington Station, NY 11746
Islandia, NY 11749
Islip, NY 11751
Islip Terrace, NY 11752
Jamesport, NY 11947
Kings Park, NY 11754
Lake Grove, NY 11755
Laurel, NY 11948
Lindenhurst, NY 11757
Manorville, NY 11949
Mastic, NY 11950
Mastic Beach, NY 11951
Mattituck, NY 11952
Medford, NY 11763
Melville, NY 11747
Melville, NY 11760
Melville, NY 11775
Middle Island, NY 11953
Miller Place, NY 11764
Montauk, NY 11954
Moriches, NY 11955
Mount Sinai, NY 11766
Nesconset, NY 11767
New Suffolk, NY 11956
North Babylon, NY 11703
Northport, NY 11768
Oakdale, NY 11769
Ocean Beach, NY 11770
Orient, NY 11957
Patchogue, NY 11772
Peconic, NY 11958
Port Jefferson, NY 11777
Port Jefferson Station, NY 11776
Quogue, NY 11959
Remsenburg, NY 11960
Ridge, NY 11961
Riverhead, NY 11901
Rocky Point, NY 11778
Ronkonkoma, NY 11779
Sag Harbor, NY 11963
Sagaponack, NY 11962
Saint James, NY 11780
Sayville, NY 11782
Selden, NY 11784
Shelter Island, NY 11964
Shelter Island Heights, NY 11965
Shirley, NY 11967
Shoreham, NY 11786
Smithtown, NY 11787
Sound Beach, NY 11789
South Jamesport, NY 11970
Southampton, NY 11968
Southampton, NY 11969
Southold, NY 11971
Speonk, NY 11972
Stony Brook, NY 11790
Stony Brook, NY 11794
Upton, NY 11973
Wading River, NY 11792
Wainscott, NY 11975
Water Mill, NY 11976
West Babylon, NY 11704
West Babylon, NY 11707
West Islip, NY 11795
West Sayville, NY 11796
Westhampton, NY 11977
Westhampton Beach, NY 11978
Wyandanch, NY 11798
Yaphank, NY 11980
Queens County NY
Addisleigh Park, NY 11433
Addisleigh Park, NY 11434
Arverne, NY 11692
Astoria, NY 11101
Astoria, NY 11102
Astoria, NY 11103
Astoria, NY 11104
Astoria, NY 11105
Astoria, NY 11106
Bayside, NY 11359
Bayside, NY 11360
Bayside, NY 11361
Bay Terrace, NY 11360
Beechhurst, NY 11357
Belle Harbor, NY 11694
Bellerose, NY 11426
Breezy Point, NY 11697
Briarwood, NY 11435
Broad Channel, NY 11693
Cambria Heights, NY 11411
Chinatown, NY 10013
College Point, NY 11356
Corona, NY 11368
Douglaston–Little Neck, NY 11362
Douglaston–Little Neck, NY 11363
East Elmhurst, NY 11369
East Elmhurst, NY 11370
East Elmhurst, NY 11371
Edgemere, NY 11690
Elmhurst, NY 11380
Far Rockaway, NY 11690
Far Rockaway, NY 11691
Far Rockaway, NY 11692
Far Rockaway, NY 11693
Far Rockaway, NY 11694
Far Rockaway, NY 11695
Far Rockaway, NY 11697
Floral Park, NY 11004
Floral Park, NY 11005
Flushing, NY 11374
Forest Hills, NY 11375
Fresh Meadows, NY 11365
Fresh Meadows, NY 11366
Fresh Pond, NY 11385
Glendale, NY 11385
Glen Oaks, NY 11004
Hollis, NY 11423
Howard Beach, NY 11414
Jackson Heights, NY 11372
Jamaica, NY 11411
Jamaica, NY 11412
Jamaica, NY 11413
Jamaica, NY 11414
Jamaica, NY 11415
Jamaica, NY 11416
Jamaica, NY 11417
Jamaica, NY 11418
Jamaica, NY 11419
Kew Gardens, NY 11415
Kew Gardens, NY 11418
Kew Gardens Hills, NY 11367
Laurelton, NY 11413
Long Island City, NY 11101
Long Island City, NY 11102
Long Island City, NY 11103
Long Island City, NY 11104
Long Island City, NY 11105
Long Island City, NY 11106
Long Island City, NY 11109
Middle Village, NY 11379
Neponsit, NY 11694
Ozone Park, NY 11416
Ozone Park, NY 11416
Pomonok, NY 11365
Queens Village, NY 11427
Queens Village, NY 11428
Queens Village, NY 11429
Rego Park, NY 11374
Richmond Hill, NY 11418
Ridgewood, NY 11385
Rochdale Village, NY 11434
Rockaway Beach, NY 11693
Rockaway Park, NY 11694
Rosedale, NY 11413
Rosedale, NY 11422
Roxbury, NY 12474
St. Albans, NY 11412
South Ozone Park, NY 11420
South Ozone Park, NY 11436
Springfield Gardens, NY 11413
Sunnyside, NY 11104
Whitestone, NY 11357
Woodhaven, NY 11421
Woodside, NY 11377