Demolition Contractor in East Setauket, NY

When Half Your Neighborhood Was Built Before 1970, Demo Gets Complicated Fast

Most demolition jobs in East Setauket come with something extra asbestos, lead paint, permits that expire in 90 days, and a Health Department sign-off before anyone swings a hammer. We handle all of it in-house, so your project doesn’t stop the moment something turns up.
Green Island Group Corp demolishing an old house to clear land for redevelopment or new construction

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Nancy Marano Silva
Nancy Marano Silva
I needed a professional consultation explanation of procedure for safe removal of Asbestos in my apartment complex. Without having an account yet, I was very impressed with the caring, knowledgeable and generous advice offered by Jessica, and will look forward to doing business in the future. Thank you so much! I feel much more informed about a sometimes scary endeavor. Peace. Nancy Silva Mineola, NY.
Mia Munoz
Mia Munoz
Used this company to clean up some water flood in my house. They were fast and easy to work with.very professional, Would recommend to anyone!
Nini Valle
Nini Valle
Great company, had a flood and they responded quickly and efficiently. Billed my insurance company directly. I highly recommend this company!
joe colapietro, jr
joe colapietro, jr
I had pipe freeze in my basement right before a snow storm and they made to within an hour to help start the clean up process. They we by our side throughout the entire process and even helped with the insurance company. They did such a great job with the cleanup, repair, remidiation, I contracted them to perform the repairs and finishes in the basement. They came with enough manpower and material to get the job done. Leo and Jessica were nothing but a pleasure to deal with!!
Cristian Arredondo c
Cristian Arredondo c
I had some water damage in my home and Green Island was able to take care of my issue quickly and effectively. I am very pleased with the work they did. They responded quickly and were very professional.
Michael M
Michael M
Outstanding service! From the office to the field crew everyone was friendly, helpful and responsive. I highly recommend Green Island Group.
Green Island Group Corp performing certified asbestos abatement in Nassau County residential or commercial property

Licensed Demolition Services in East Setauket

No Surprises. No Stop-Work Orders. Just a Clean Site Ready for What's Next.

Here’s what most people don’t realize until they’re already mid-project: nearly half the homes in East Setauket were built before 1970. That’s not a trivia fact it’s a direct indicator that asbestos-containing materials are likely present somewhere in the structure. Floor tiles, pipe insulation, joint compound, textured ceilings they show up in homes all across the Three Village area, and when they do, a contractor without an in-house abatement license has to stop everything and call someone else. That delay can cost you weeks.

When you work with us, that scenario doesn’t happen. We handle asbestos testing, abatement, and documentation as part of our core service which means your project keeps moving. The Suffolk County Department of Health Services requires a clearance certificate before demolition can legally proceed, and we manage that process from start to finish.

East Setauket’s waterfront exposure adds another layer. Properties near Setauket Harbor, Conscience Bay, and the Long Island Sound shoreline face real storm and flood risk and after events like the August 2024 flooding that hit northern Suffolk County hard, emergency demolition and remediation aren’t hypothetical. They’re a call we get. When that call comes, you need a contractor who can respond fast and who already knows what the Town of Brookhaven requires before, during, and after the work.

Demolition Specialists Serving East Setauket, NY

12 Years In. 5,000+ Projects. We Know East Setauket and What Brookhaven Requires.

We’re based in Bohemia, about 12 miles south of East Setauket on Nicolls Road the same road that runs along the eastern edge of the hamlet and connects directly to our service area. We’ve been doing this work across all of Suffolk County for over 12 years, with more than 5,000 completed projects ranging from interior gut renovations to full residential teardowns to commercial site preparation.

We hold an active NYS Department of Labor asbestos contractor certification, carry $2M+ in general liability insurance, and are MWBE-certified which matters for institutional and public projects tied to Stony Brook University and the hospital’s expanding presence in East Setauket. We’re not a general contractor who includes demo as a side service. This is what we do, and we’ve done it long enough to know exactly what the Town of Brookhaven Building Division, the Suffolk County Health Department, and the NYS DOL expect on every project in this area.

Industrial blowers used by Green Island Group Corp for water damage and flood restoration drying process

East Setauket Demolition Process Explained

From First Call to Clear Site Here's What to Expect

It starts with a site assessment. Before anything else, we walk the property, evaluate the structure, and determine what’s present including any materials that need to be tested for asbestos or lead paint. In East Setauket, where a significant portion of the housing stock dates to the 1940s through 1960s, this step isn’t optional. It’s what prevents a project from getting derailed two weeks in.

From there, we handle the permit application with the Town of Brookhaven Building Division and coordinate the Suffolk County Department of Health Services pre-demolition clearance. That 90-day permit window the Town enforces is real and we don’t let paperwork delays eat into it. If abatement is required, we complete it in-house, document it properly, and get the clearance certificate before demolition begins.

Once the site is cleared and permitted, the physical demolition work proceeds whether that’s a selective interior demo, a partial structural teardown, or a full residential or commercial demolition. Debris removal and site cleanup are included. When the work is done, you’re left with a clean, documented, permit-compliant site ready for whatever comes next, whether that’s a new build, a renovation, or a sale.

Certified asbestos experts from Green Island Group Corp conducting safe abatement in Nassau County, NY

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Residential and Commercial Demolition in East Setauket

What's Actually Included When You Hire Us

Demolition in East Setauket isn’t a single-trade job. It almost never is in a community where the median home is worth over $855,000, where nearly half the housing stock predates 1970, and where the Town of Brookhaven’s permit process involves multiple agencies. What you get with us is an integrated scope: hazardous material testing, asbestos abatement if needed, permit management, the physical demolition work, debris removal, and final site documentation all under one contractor.

For residential projects, that means full teardowns for homeowners who are rebuilding, selective interior demolition for gut renovations in mid-century homes throughout the Three Village area, and emergency structural work after storm or flood damage. For commercial clients including businesses along the Route 25A corridor and institutional projects tied to the Stony Brook Technology Center we handle interior buildout demolition, structural commercial teardown, and site preparation for new development.

We also work directly with insurance companies when the project stems from storm or water damage, which matters in a community with East Setauket’s coastal exposure. We handle the documentation, the adjuster communication, and the compliance requirements so you’re not navigating a claim and a demolition project at the same time. One call gets the process started.

Green Island Group Corp renovating and restoring brick wall for structural integrity and aesthetic improvement

Do I need a permit to demolish a structure in East Setauket, NY?

Yes any structural demolition work in East Setauket requires a permit issued by the Town of Brookhaven Building Division before work can legally begin. What most people don’t realize upfront is that the permit is only valid for 90 days from the date it’s issued. That’s a tighter window than many jurisdictions, and it means delays in the application process directly eat into your project timeline.

On top of the Town permit, the Suffolk County Department of Health Services requires a certificate confirming the property is free of hazardous materials before demolition can proceed. If the structure was built before 1980 which describes a large portion of East Setauket’s housing stock asbestos testing and potentially abatement are required under NYS DOL Industrial Code Rule 56 before you can get that certificate. We manage all of this in sequence, without losing time.

If asbestos-containing materials are identified during testing, work cannot proceed on the affected areas until licensed abatement is completed and documented. For a contractor who doesn’t hold an active NYS DOL asbestos contractor license, that means stopping the project, bringing in a separate abatement company, waiting for their schedule, and restarting which can add weeks to your timeline and real cost to your budget.

We hold that license in-house. When asbestos turns up and in pre-1970 East Setauket homes, it often does we handle the abatement ourselves, document it to satisfy the Suffolk County Health Department’s requirements, and keep the project moving without bringing in a second contractor. The process stays coordinated, the timeline stays intact, and you’re not left managing two separate companies on the same job site.

Demolition costs in East Setauket vary depending on the scope of the project, the size of the structure, and what’s found during the pre-demolition assessment. A selective interior demolition gutting a kitchen, bathroom, or basement in a mid-century home will cost significantly less than a full structural teardown. Full residential demolitions in Suffolk County generally range from $10,000 to $25,000 or more depending on square footage, access, and hazardous material requirements.

What matters most in a market like East Setauket is that your quote includes everything: permit fees, asbestos testing, abatement if needed, debris removal, and the Suffolk County Health Department clearance process. A low number that doesn’t account for those line items will grow and in a community where the median home value exceeds $855,000, the cost of a project that stalls or goes sideways is far higher than the cost of getting it right the first time. We build a complete scope before we quote so you know exactly what you’re looking at.

We handle both in-house that’s one of the more meaningful differences between us and most contractors in this area. Asbestos abatement, lead paint removal, mold remediation, environmental testing, and the physical demolition work are all performed by the same licensed team. You don’t coordinate between two separate companies, two separate schedules, or two separate sets of documentation.

This matters practically in a community like East Setauket, where the combination of older housing stock and strict Town of Brookhaven and Suffolk County Health Department requirements means the pre-demolition compliance process is rarely simple. Having one contractor responsible for the entire scope from hazmat assessment through final site cleanup keeps accountability clear, keeps communication straightforward, and keeps your project on a single timeline rather than two.

Storm and flood damage changes the urgency and the sequencing of a demolition project. When water intrudes into a structure through a flooded basement, a compromised foundation, or storm-driven coastal flooding from Long Island Sound the damage often requires immediate structural assessment and, in many cases, emergency partial demolition to stop further deterioration and prevent mold from taking hold. East Setauket’s proximity to Setauket Harbor, Conscience Bay, and the Sound makes this a real and recurring scenario, not a hypothetical.

In emergency situations, the permit and compliance requirements don’t disappear but they can often be expedited when the project is properly documented from the start. We operate 24/7 and have direct experience managing emergency demolition and remediation projects in Suffolk County, including working with insurance carriers to document the damage, authorize the scope of work, and move the project forward without the homeowner having to manage both sides of that process simultaneously.

Yes commercial demolition is a core part of what we do, and the Route 25A corridor through East Setauket and the broader Three Village area is an active market for that work. The Town of Brookhaven has been planning the revitalization of this corridor for years, and as strip centers and underutilized commercial properties are converted, expanded, or replaced, the demolition phase is where that process begins.

Commercial projects along Route 25A and institutional projects tied to the Stony Brook Technology Center, where Stony Brook University Hospital has expanded its East Setauket presence involve the same multi-agency compliance requirements as residential work, but with additional coordination around active commercial environments, neighboring tenants, and business continuity. Our MWBE certification also makes us eligible for public and institutional projects that have diversity contracting requirements, which is relevant for university-affiliated and municipal work in this area.