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White vanity and lit medicine cabinet in Alpha's Clinton Hill bathroom renovation

Bathroom Renovation Contractors in Brooklyn

Brooklyn bathroom renovations built for brownstones, walk-ups, and shared buildings.

Alpha Contracting Services handles bathroom renovations across Brooklyn — Park Slope, Carroll Gardens, Brooklyn Heights, Williamsburg, Cobble Hill, Boerum Hill, Fort Greene, and beyond. Pre-war plumbing, narrow access, and shared-building rules all shape how the work needs to be planned.

Brownstone, walk-up, and condo bathroom workAlteration agreements, building rules, and protectionTile, waterproofing, and plumbing precision

Our Approach

Brooklyn bathrooms need contractor planning built for the building, not just the room.

Brooklyn bathrooms aren't all the same. A Park Slope brownstone primary bath, a Williamsburg new-development condo, and a Carroll Gardens walk-up apartment each come with different access, plumbing, building approvals, and finish expectations.

We approach each project around the realities of the specific building — the alteration agreement (or lack of one), the freight elevator (or absence), the stair access, the existing plumbing stack, and the level of waterproofing the bathroom actually needs to hold up over an occupied apartment below.

Brooklyn Bathroom Focus

Brownstone, walk-up, and condo bathroom workAlteration agreements, building rules, and protectionTile, waterproofing, and plumbing precision

Our Process

A five-step Brooklyn bathroom renovation process.

Brooklyn bathroom work has the same construction discipline as any NYC bathroom, but with neighborhood-specific realities baked into the planning.

Step 1

Consultation and Scope Preparation

We begin with a walkthrough of the existing bathroom to evaluate layout, plumbing configuration, and building considerations. That early review helps us define the scope, expectations, and the right next steps.

Step 2

Planning, Coordination & Scheduling

Materials, fixtures, tile selections, and scheduling are coordinated before work starts so the renovation stays organized and avoidable delays are reduced.

Step 3

Demolition & Preparation

Before demolition begins, surrounding areas and shared spaces are protected. Existing materials are removed carefully, and the room is properly prepared for waterproofing and installation.

Step 4

Installation & Waterproofing

We install tile, vanities, plumbing fixtures, lighting, and finish materials with precision. Waterproofing, sealing, and code-minded execution remain central throughout this phase.

Step 5

Final Walkthrough & Close-Out

We review the completed bathroom together, address remaining details, and confirm everything is functioning as expected before the project is closed out.

Client Feedback

What People Are Saying

Brooklyn clients consistently mention how much smoother the renovation went when the contractor actually planned around the building.

Dave and Manny went above and beyond to help us renovate our bathroom. They even visited showrooms and sourced tile samples when our schedule got tight. The room came out great and we have already started planning another project with them.

Jeffrey R.

Park Slope, NY

Guidance, sourcing help, and clean execution.

We want to thank Manny, Dave, and their team for their professionalism and advice from the beginning of the project to the end. They worked within our budget, made strong recommendations, and delivered a finished project that added beautiful curb appeal to our home.

Bob and Adrienne

Westbury, NY

Professional communication and budget-minded planning.

Bathroom Renovation Brooklyn FAQs

Brooklyn bathroom renovation answers.

Questions that come up most often when planning a bathroom renovation in a Brooklyn brownstone, walk-up, or condo.

Yes. Brownstone bathrooms come with their own realities: original plumbing stacks, narrow stair access for materials, plaster walls that don't tolerate quick demo, and waterproofing standards that have to hold up between floors. We plan around all of it from the first walkthrough.

Next Step

Planning a bathroom renovation in Brooklyn?

Send the neighborhood, the building type, and a sense of the scope, and we'll come back with a realistic range and the right next step.