Finished East Hills basement with a full-width built-in media wall and lit open shelving

Basement finishing

Basement Finishing on Long Island

The square footage is already yours. We turn it into rooms you’ll actually use, planned carefully around the realities of building below grade.

From storage space to living space.

A finished basement can be a family room, a home office, a gym, a playroom or a place for guests. Done well, it feels like part of the house rather than somewhere you go to do laundry.

Basements have their own set of challenges: low ceilings and soffits, mechanicals that need access, limited natural light, and local requirements for egress and habitable space that vary from one municipality to the next. We plan around all of it before the first wall goes up.

East Hills, step by step

The bones, then the finish.

A recent East Hills basement started with an egress window and a new staircase before the flooring and built-ins went in.

New egress window and window well installed in an East Hills basement
1. Egress window and well
New staircase with wood handrail and black metal balusters, treads taped for protection
2. Staircase, rail and balusters
Finished basement with wood-look plank flooring and recessed lighting
3. Flooring, lighting and finished walls

What’s included

What basement finishing covers.

  • 01

    Complete basement finishing

    Taking a bare or partially finished basement to fully finished living space, walls to ceiling to floor.

  • 02

    Basement remodeling

    Updating a basement that was finished years ago with new layouts, finishes, lighting and flooring.

  • 03

    Walls & ceilings

    Framing, insulation where appropriate, drywall and ceilings planned around ductwork, beams and access points.

  • 04

    Flooring for below grade

    Flooring suited to basement conditions, including wood-look plank and tile, installed over a prepared slab.

  • 05

    Lighting & electrical

    Recessed lighting, outlets and circuits for media walls, offices and gyms, completed by qualified electricians.

  • 06

    Bathrooms & kitchenettes

    Adding a bathroom or kitchen area below grade, where plumbing and local requirements allow.

  • 07

    Egress solutions

    Egress windows and window wells that bring in light and an emergency exit where the space requires one.

  • 08

    Stairs & built-ins

    Rebuilt staircases, railings and custom built-in storage and media walls.

  • 09

    Code-conscious planning

    We plan with local building requirements in mind. Requirements vary by municipality, so we review them for your home.

Bay Shore basement kitchen with white shaker cabinets, marble-look counters and stacked laundry

Kitchens & baths below grade

A complete lower level in Bay Shore.

Some basements become more than a family room. In Bay Shore, the lower level now has a full kitchen with an island, a stacked washer and dryer built into the cabinet run, a bathroom with a tiled shower, and wood-look plank flooring throughout.

See the Bay Shore basement
Basement bathroom with black-and-white hexagon floor tile, a navy vanity and glass shower

Planning

Know what’s possible before you build.

Whether a basement can include a bedroom, a bathroom or a kitchen depends on your home and your municipality. Ceiling height, egress, plumbing and other requirements all play a part, and they vary across Nassau and Suffolk.

We review those factors with you at the start, so the plan reflects what your space can realistically support. We won’t promise a legal bedroom or habitable space that your basement can’t provide.

How we work

A clear process, from first visit to final walkthrough.

  1. 01

    Initial Consultation

    We meet at your home, look at the space as it is today and talk through what isn’t working, what you’d like to change and the budget you have in mind. You’ll get honest feedback on what’s realistic.

  2. 02

    Planning & Material Selection

    We help you settle the layout and choose cabinetry, tile, countertops, fixtures and finishes, with recommendations based on how each material holds up in daily use. Your estimate reflects the scope you approve.

  3. 03

    Renovation & Installation

    Demolition, rough work, waterproofing, installation and finishing, with qualified trades brought in where the work requires them. We keep you informed as each stage wraps up and the next one begins.

  4. 04

    Final Details & Walkthrough

    Trim, caulk lines, hardware alignment, grout haze and touch-ups get handled before we call it done. Then we walk the space with you and address anything you want looked at again.

FAQ

Basement finishing questions

Don’t see your question? Send us a note and we’ll get back to you.

Can my basement become a legal bedroom or living space?

It depends on your municipality’s requirements and on your basement itself: ceiling height, egress, ventilation and other factors. Not every basement can be converted to habitable space or a bedroom. We’ll look at yours and talk through what’s realistic before you commit to a plan.

Do I need an egress window?

Requirements depend on how the space will be used and on local code. Egress windows are commonly required for sleeping areas and often worth adding regardless for light and safety. We can install egress windows and wells as part of the project.

What flooring works best in a basement?

Below-grade slabs can be cool and occasionally damp, so we generally recommend products designed for those conditions, such as tile or suitable wood-look plank flooring. Solid hardwood is usually not a good fit below grade. We’ll recommend options based on your slab and how the room will be used.

Can you add a bathroom to my basement?

Often, yes. It depends on where your existing drain lines are and whether the plumbing needs to be pumped up. We’ve added full bathrooms to basements in Bethpage and Bay Shore; take a look at one of them here.

What about moisture?

Moisture is the first thing to address. If there are signs of water coming in, that needs to be resolved before finishing. We’ll point out any concerns we see during the consultation so they can be handled first.

Basement finishing across Long Island

Long Island homes come with every kind of basement, from full-height spaces in North Shore colonials to lower basements in older South Shore homes. We’ve finished basements in East Hills, Bay Shore and Bethpage, and we work throughout Nassau and Suffolk County.

Built-in media wall with lit open shelving

Request a free estimate

Make the most of your basement.

Whether it’s a full kitchen renovation or a single bathroom that’s overdue, we’d be glad to hear what you have in mind. Estimates are free and there’s no project minimum.

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