Basement Finishing Mineola NY

Mineola Basement Contractor — LI Basement Pro

Basement Finishing Mineola NY

Basement finishing in Mineola, Nassau County's county seat. Victorian-era to postwar homes, all with unique basement characteristics. Free estimate available.

4.9 — 187 Reviews
🏠580+ Basements Completed
Licensed & Insured
🏆BSI Certified

Mon–Sat, 7am–5pm · Free Estimate · No Obligation

Free Estimate — No Obligation

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Or call directly: (631) 625-8649 · Free Estimate · No Obligation

4.9 Stars — 187 Google Reviews·🏠580+ Basements Completed·📅15 Years on Long Island·Licensed & Insured·🏆BSI Certified Dealer·🌿EPA Lead-Safe Certified·🔨NARI Member·👥14-Person Crew·🔒Nassau & Suffolk Licensed·4.9 Stars — 187 Google Reviews·🏠580+ Basements Completed·📅15 Years on Long Island·Licensed & Insured·🏆BSI Certified Dealer·🌿EPA Lead-Safe Certified·🔨NARI Member·👥14-Person Crew·🔒Nassau & Suffolk Licensed·

Mineola, NY

Basement Finishing & Waterproofing in Mineola, NY

Basement finishing in Mineola NY by LI Basement Pro

Mineola is Nassau County's county seat and home to a diverse mix of housing stock — from Victorian and Craftsman homes near the train station to postwar colonials and ranch houses throughout the village. This housing diversity means we see a wide range of basement configurations in Mineola.

The older Mineola homes (pre-1940) often have stone or rubble foundations that require more specialized waterproofing approaches than modern poured concrete or cinderblock. We assess each Mineola basement individually, with particular attention to the foundation type and any existing drainage infrastructure.

Mineola's building department is part of the Nassau County system, making permit coordination relatively straightforward. Our Karen is familiar with the process and handles all permit applications for Mineola projects.

LI Basement Pro has completed numerous projects in Mineola — from waterproofing older stone-foundation homes to finishing modern colonial basements into full living spaces with guest suites and home offices. Our Syosset office is approximately 10 minutes from Mineola, allowing fast estimate scheduling and responsive project management.

Services in Mineola

Nearby Towns We Also Serve

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We visit Mineola homes for free, no-obligation estimates. Mon–Sat, 7am–5pm.

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✓ Nassau County Licensed

✓ 4.9 Stars · 187 Google Reviews

✓ Free estimate · No obligation

✓ Permits handled for you

Verified Local Work

Recent Basement Jobs Near Mineola

Real jobs completed by our crew across Nassau and Suffolk Counties.

Basement Finishing in Mineola, NY
🏠 Basement Finishing
Mineola, NYFeb 2026

550 sq ft playroom/guest suite conversion with full drywall and LVP

Basement Waterproofing in Mineola, NY
💧 Basement Waterproofing
Mineola, NYSep 2025

Interior drainage channel along all four walls, new sump pit, premium pump

Basement Finishing in Hicksville, NY
🏠 Basement Finishing
Hicksville, NYMar 2026

650 sq ft basement with LVP flooring, recessed lighting, and egress window

Basement Waterproofing in Levittown, NY
💧 Basement Waterproofing
Levittown, NYMar 2026

Interior drainage system + dual sump pump installation on cape-style home

Basement Finishing in Commack, NY
🏠 Basement Finishing
Commack, NYFeb 2026

800 sq ft basement with home office, bathroom rough-in, and drop ceiling

Egress Window Installation in Garden City, NY
🪟 Egress Window Installation
Garden City, NYFeb 2026

Two egress windows with full excavation and waterproofed window wells

Sump Pump Installation in Hauppauge, NY
Sump Pump Installation
Hauppauge, NYFeb 2026

Battery backup sump pump system after basement flooding

Basement Waterproofing in Smithtown, NY
💧 Basement Waterproofing
Smithtown, NYJan 2026

Exterior waterproofing membrane + interior french drain system

Got Questions?

Basement Finishing FAQs — Mineola, NY

Basement finishing in Mineola follows Long Island pricing: $50–$85 per square foot installed. A typical 600 sq ft basement runs $30,000–$51,000 finished. Nassau County permit costs add $500–$1,500 to the project. We provide free, no-obligation estimates for all Mineola homeowners.

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Mon–Sat, 7am–5pm · Free Estimates · No Obligation · Licensed & Insured