Find a pro in Glen Cove
Find a licensed basement waterproofing company in Glen Cove, NY
Who licenses basement waterproofing companies in Glen Cove
- Nassau's Administrative Code names waterproofing as home improvement work, and no one may run a home improvement business in the county without a license.
- Waterproofing is on Nassau County Consumer Affairs' list of who must be licensed.
State rules and the lookup steps: how to check a basement waterproofing company's license.
What the City of Glen Cove requires
- Basement finishing is one of the jobs the City's Building Department says needs a permit.
- The City's permit checklist says flood zone regulations are required for property in a flood zone, and the building permit application asks whether a property is in one.
The City of Glen Cove Building Department handles permits ((516) 676-4448). Our City of Glen Cove permit guide covers how to apply, inspections and certificates.
Homes in Glen Cove: what the Census shows
Across the City of Glen Cove, the median home was built in 1960, and 51% of homes were built before 1960, 19% before 1940. 51% of homes here are owner-occupied, and 49% are single-family detached houses.
What basement waterproofing costs here
Labor is a large part of any price. Long Island construction laborers earn a median $58,875 a year, from about $39,468 at entry level to $79,154 with experience. Cement masons and concrete finishers earn a median $65,026 a year, from about $53,234 at entry level to $82,344 with experience. (New York State Department of Labor, wages updated to the first quarter of 2026.) Prices come from written estimates; more in the basement waterproofing cost guide.
Before you hire in Glen Cove
- Ask for the license number the work needs here (see who licenses basement waterproofing companies above), and check it before you sign.
- Ask who files with the City of Glen Cove Building Department, and who books the inspections.
- Where is the water coming from, in writing, before you sell me a system?
- Would grading, gutters or downspout extensions fix it for less?
More for Glen Cove
- All trades in Glen Cove
- City of Glen Cove permit guide
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- Plumbing in Glen Cove
- Electrical in Glen Cove
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- Standby generators in Glen Cove
- Solar in Glen Cove
- Windows and doors in Glen Cove
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- Sewer and drain lines in Glen Cove
- Water heaters in Glen Cove
Basement waterproofing across Long Island
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Planning guides
Questions homeowners ask
Does a basement waterproofing company need a license in Glen Cove, NY?
Nassau requires a county home improvement license for waterproofing work, which the Administrative Code names as home improvement. Nassau Consumer Affairs requires waterproofing contractors to be licensed.
What does the City of Glen Cove require for basement waterproofing?
Glen Cove's permit list includes finishing a basement. Flood zone regulations are required for Glen Cove permits on flood zone property.
How do I check a basement waterproofing company's license in Nassau County?
Nassau's Valid Business License Search takes a waterproofing company's name or license number.
How much does a basement waterproofing company cost in Glen Cove?
No public agency prices basement waterproofing job by job. The price comes from written estimates after a licensed pro sees the job. For context, Long Island construction laborers earn a median $58,875 a year, from about $39,468 at entry level to $79,154 with experience. Cement masons and concrete finishers earn a median $65,026 a year, from about $53,234 at entry level to $82,344 with experience.
How old are the homes in Glen Cove, NY?
The median home in the City of Glen Cove was built in 1960, and 51% were built before 1960, according to Census Bureau estimates for 2020-2024.
Sources
Every fact on this page comes from these official pages. Rules and fees change, so confirm with the office before you file anything.
- Nassau County, Administrative Code (PDF) (read 2026-11-03; page dated January 1, 2026)
- Nassau County Consumer Affairs, Who Must Be Licensed? (read 2026-11-03)
- City of Glen Cove, Building Department, and the documents it links: Building Permit Application, Building Permit Application Checklist (rev 11/2020) and Fee Schedule (As Amended 12/23/2024; linked as Effective 03/18/25) (read 2026-11-03)
- U.S. Census Bureau, American Community Survey 2020-2024 5-year estimates: year built, heating fuel, tenure, units and value (Glen Cove city) (read 2026-11-03)
- New York State Department of Labor, Occupational Wages (Long Island region, wages updated to the first quarter of 2026) (read 2026-11-03)
Checked 2026-11-03. Facts come only from the official pages listed, read on that date.
Talk the job through before you call anyone
Tell us about the house and the job in about four minutes. Revival calls you, free, to go over the scope, the budget, the timing and your town's permit office. Contractor matches open as our first licensed partners sign.