Summit, NJ Bathroom Remodeling and Renovation Contractor

SEI Construction, Inc. has helped hundreds of Summit, NJ homeowners remodel bathrooms of every size and scope, from a quick powder room refresh to a full primary suite gut renovation.

Whether you need a single fixture update, a walk in shower with custom tile, an accessible bathroom for aging in place, or a complete layout change that moves plumbing entirely, our team of designers, contractors, and tradespeople handles the full project from first sketch to final walkthrough.

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White & Gold Shower Design - Quartz & Marble

Your Trusted Contractor for Bathroom Remodels

Since 1987, SEI Construction, Inc. has been helping Summit, NJ homeowners transform outdated bathrooms into beautiful, functional spaces that complement the character of their homes. Many of Summit’s historic properties were built with bathrooms that no longer meet the needs of modern families. Our experienced team understands how to thoughtfully update these spaces while respecting the home’s original architecture.

Over the decades, we’ve remodeled hundreds of bathrooms throughout Summit and the surrounding communities. From older plumbing and structural challenges to reconfiguring tight layouts, we’ve encountered virtually every condition these homes can present.

Our approach brings experienced designers, skilled craftsmen, and dedicated project management together under one team, creating a smoother remodeling experience from concept through completion.

Years serving Summit, NJ
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Projects completed across NJ
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Star Rated
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We're Less Than 20 Minutes Away

Our office is a short drive from Summit, NJ. You can count on us to show up when we say we will.

Deep knowledge of Summit, NJ home styles

Summit's Colonials, Tudors, Dutch Colonials, Cape Cods, and split level homes each have unique construction methods and remodeling considerations, and we've been working in them since 1987.

Summit, NJ Township permitting handled for you

This process varies by township, but you won't have to navigate it yourself. We handle all permit applications, plan submissions, and required inspections on your behalf.

Specialists in Historic Home Bathroom Modernization

We modernize Summit's older bathrooms while preserving the craftsmanship and architectural character that make these homes unique.

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Bathroom remodeling and renovation services for Summit, NJ homeowners

Primary Bathroom Remodel

Whether you’re expanding your primary bathroom, reconfiguring the layout, relocating plumbing, or upgrading every finish, SEI Construction, Inc. can help you create a space that is more functional, comfortable, and tailored to how you use it daily. 

Custom Walk-In Showers

We design and build showers with custom tile, frameless or framed glass enclosures, built in niches, optional bench seating, slip resistant flooring, and premium fixtures, including rainfall and handheld showerheads, to create a space that’s truly a retreat.

Expansive Bathroom Additions

Adding a new bathroom can improve both everyday convenience and long term value. We design and build full and half bathroom additions with layouts that maximize available space (bump-outs and second-story additions) and integrate seamlessly with your home’s existing facade.

Powder Room Renovations & Updates

We renovate and remodel powder rooms for Summit, NJ homeowners with custom space saving vanities and cabinetry, premium fixtures, improved lighting, and durable finishes that maximize every square foot while complementing your home’s style and architecture.

Basement and Guest Bathroom Renovations

Whether you’re adding a bathroom to a finished basement or updating a guest bath, we build these spaces for long term durability. Our renovations include moisture resistant materials, proper ventilation, durable flooring, and quality finishes that create low maintenance bathrooms built to last.

Bathtub to Shower Conversions

If you rarely use your bathtub, a tub to shower conversion is an excellent way to make better use of your bathroom’s existing footprint. We can replace your tub with a custom walk in shower that creates a more open, functional space, with options including low threshold entries, built in benches, grab bars, and custom tile finishes.

See the Proof:

See Our Summit, NJ Bathroom Transformations

Photos tell this story better than we can. Below is a look at some of the bathroom remodels and renovations we’ve completed for homeowners across Summit, from full primary suite gut renovations to compact powder room updates. Each project reflects the same approach: understanding what a home actually needs before we touch a single wall, then executing it with the same care whether it’s a small hall bath or a full custom master suite.

Bathroom Remodeling vs. Bathroom Renovation in Summit, NJ

Homeowners use these two terms interchangeably, but they actually describe different scopes of work, and knowing which one you need helps set the right expectations for cost and timeline.

A bathroom renovation typically means changing the look and function of the space without altering its layout. Think new tile, an updated vanity, a tub to shower conversion, or refreshed fixtures, all within the existing footprint. 

A bathroom remodel goes further, often involving structural changes like moving plumbing, reconfiguring the layout, or expanding the room’s square footage entirely.

Most bathroom projects we complete in Summit, NJ fall somewhere between a renovation and a remodel, with many including elements of both. A hall bathroom may be primarily a renovation with a few remodel level plumbing changes, while a primary suite is often a full gut remodel with significant layout and infrastructure updates.

If you’re not sure which one your project falls under, that’s exactly what the initial consultation is for. You can see the full breadth of what falls under each category on our Bathroom Remodeling & Renovations services page.

Industrial-Style Bathroom Vanity

Understanding What Summit, NJ Historic Homes Require in a Bathroom Remodel

Summit’s housing stock leans heavily on prewar colonials, Tudors, and center hall homes, many with bathrooms that were never meaningfully updated since the original construction.

That usually means galvanized or cast iron supply lines that are due for replacement, narrow footprints that limit fixture placement, and plaster walls instead of drywall, all of which change how a remodel gets planned and priced compared to a newer build.

We’ve worked inside enough of Summit’s historic homes to know where the surprises usually hide, and we plan for them before demolition starts rather than after.

Our Process vs. Other Bathroom Remodel Companies in Summit, NJ

Every bathroom remodel starts with a conversation, not a sales pitch. Mike, our owner, will meet with you in your home to understand what you want to accomplish, whether that’s updating an outdated bathroom, creating a larger primary suite, improving accessibility, or simply making the space work better for your family.

Bring photos, ideas, or even just a list of things you don’t like about your current bathroom. We’ll walk through everything together and answer your questions.

After the consultation, we’ll put together a detailed proposal based on your home, your goals, and your budget.

We believe you should know what you’re getting before construction begins, so we take the time to think through the details instead of handing you a generic estimate.

Once construction starts, you’ll have a dedicated project manager who keeps the project moving, coordinates every trade, and serves as your main point of contact from start to finish.

We keep you informed, maintain a clean job site, control dust as much as possible, and respect that we’re working in your home, not just on another job site.

Our goal is to make the remodeling process feel organized, predictable, and far less stressful than most homeowners expect.

5-Star Bathroom Renovation Contractor in Summit, NJ

Summit, NJ bathroom remodeling FAQs

How much does a bathroom remodel cost in Summit, NJ?

Cost depends heavily on scope. A powder room refresh typically lands on the lower end, while a full primary suite gut renovation with custom tile, a frameless glass shower, and higher end fixtures runs considerably more. Because Summit’s older homes often need plumbing or electrical work that a newer home wouldn’t, it’s worth getting a specific quote for your space rather than relying on a general number.

How long does a bathroom renovation take in Summit, NJ?

Once permits have been obtained and everything needed to begin is in place, most bathroom remodels are completed within three to six weeks, though the exact timeline depends on the size of the space, the scope of the renovation, and the materials you choose. Projects involving major layout changes, upgraded plumbing, or detailed tile work can run longer.

Do I need a permit for a bathroom remodel in Summit, NJ?

Most bathroom renovations that involve plumbing, electrical work, or changes to the room’s layout require a permit through Summit’s building department. We handle the full permitting process for you, including plan submission and coordinating inspections, so you don’t have to deal with the township directly.

Does SEI handle full gut renovations in Summit, NJ?

Yes. Full gut renovations, including primary suite overhauls and complete layout changes, are a regular part of our work in Summit, and we manage every phase from design through final walkthrough.

What is included in SEI's bathroom remodeling process?

Every project starts with a complimentary in-home consultation led by our owner, Mike, followed by a custom proposal outlining scope, materials, and pricing. Once the design is finalized, you’re paired with a dedicated project manager who coordinates the trades and keeps the project on schedule from start to finish.

westfield nj living bathroom renovation marble

Schedule Your Free Bathroom Remodeling Consult & Project Quote

Fill out the form below to have a team member contact you about your bathroom remodeling/reno project.

We are located in Westfield, NJ, and our services are limited to surrounding townships in and near Union County, NJ.

What Happens Next

Step 1

Our team reviews your submission and reaches out within 72 hours to confirm a time that works for you.

Step 2

You have a short introductory call to walk through the project, your timeline, and any questions you have.

Step 3

We schedule an in-home visit and put together a detailed, transparent quote at no charge.

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Custom Remodeling Solutions for Summit, NJ Homeowners

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