Demolition Contractor in Great River, NY

South Shore Homes Need More Than a Wrecking Crew

Great River’s older housing stock and coastal flood exposure demand a demolition contractor who handles the full picture not just the teardown. We manage asbestos abatement, lead paint removal, and structural demolition under one roof, so your project doesn’t pause when hazardous materials are discovered.
Green Island Group Corp demolishing an old house to clear land for redevelopment or new construction

See What Our customers Are saying

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 Great River NY

What Changes When the Right Crew Shows Up

Most homeowners in Great River aren’t just dealing with a structure they want removed. They’re dealing with a home that was built decades ago, possibly before 1980, which means asbestos in the insulation, lead paint on the trim, and materials that can’t just be knocked down and hauled away. When you hire a contractor who only does demolition, you find out about those problems mid-project and then the job stops while you scramble for someone else to fix it.

That’s the difference here. We handle asbestos abatement, lead paint removal, and demolition under one roof. Your project doesn’t pause. No second contractor, no scheduling gap, no week of your property sitting open while two crews try to coordinate. Everything moves together.

Great River’s position along the Connetquot River and its proximity to Great South Bay also means flooding is a real part of life here not a hypothetical. When a nor’easter or a flash flood event sends water into your basement or first floor, the damage underneath the drywall is often worse than what you can see. Getting a crew in fast one that can demo the affected areas, document the scope for your insurance company, and start the remediation process in the same mobilization is exactly what this kind of situation calls for.

Demolition Specialists Serving Great River NY

Suffolk County-Based, Not Driving in From Somewhere Else

We’re headquartered in Bohemia about seven to ten miles from Great River via Sunrise Highway. That’s not a marketing detail, it’s a practical one. When you call, the crew isn’t coming from Nassau County or New York City. We know the South Shore, we know the Town of Islip’s Building Division, and we’ve navigated the permit process here on real Great River projects.

Over 12 years and more than 5,000 completed projects across Long Island and New York City, our work has covered the full range high-value residential renovations, interior selective demolition, full teardowns, and emergency response after flood and storm damage. We hold active NYS Department of Labor asbestos contractor certifications, carry $2 million in general liability insurance, and are available around the clock for situations that can’t wait until Monday morning.

In a community like Great River, where homes regularly sell above a million dollars and the housing stock goes back generations, you want a contractor with the credentials and the track record to match.

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

Residential Demolition Contractor Great River NY

No Guesswork Here's Exactly How the Job Gets Done

It starts with a site assessment. Before anything is scheduled or permitted, we evaluate the structure, identify what materials are present, and determine whether an asbestos survey is needed. In Great River, that survey isn’t optional for most projects the Town of Islip Building Division requires it as part of the demolition permit application, and skipping it can stop your project cold.

Once the assessment is complete, we handle the permit application with the Town of Islip. That means pulling together the contractor licensing documentation, NYS disability insurance forms, asbestos survey results, and whatever else the Building Division requires for your specific project. You don’t chase the paperwork we do. The Town of Islip requires demolition work to be completed within four months of permit issuance, so we plan the timeline with that window in mind from the start.

When the permit is in hand, the work begins in the right sequence. If abatement is needed, it’s completed first by our crew no handoff, no delay. Then demolition proceeds, debris is removed and disposed of in compliance with NYS and federal environmental regulations, and the site is left clean, filled, and ready for whatever comes next. If your project involves an insurance claim, the documentation is built into the process from day one.

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

Ready to get started?

Explore More Services

About Green Island Group Corp

Get a Free Consultation

Commercial Demolition Contractors Great River NY

Every Job Here Comes With the Full Scope Covered

We handle residential demolition, commercial demolition, interior selective demolition, full structural teardowns, asbestos abatement, lead paint removal, mold remediation, and water damage restoration. For a Great River homeowner, that range matters because older South Shore properties don’t usually present just one problem. A gut renovation in a home built in the 1960s might involve asbestos floor tiles, lead paint on original woodwork, and mold behind a finished basement wall that took on water. All of that gets handled in one contract.

For commercial property owners and managers in the Town of Islip, our MWBE certification and track record with public and institutional clients adds another layer of credibility. Projects that require compliance with the 2020 NYS Uniform Codes, special inspection statements, or structural calculations are handled with the documentation those jobs demand.

Emergency response is part of our service too not a separate offering. Great River’s coastal geography puts it in the path of the same South Shore flooding events that have triggered state emergency assistance programs and millions in resiliency investment along this corridor. If you’re dealing with storm or flood damage right now, we’re available 24 hours a day, and our response time is measured in minutes, not business days.

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

Do I need an asbestos survey before demolishing my Great River home?

Yes and it’s not just a recommendation. The Town of Islip Building Division requires an asbestos survey as part of the demolition permit application process. If your home was built before 1980, which covers a significant portion of Great River’s housing stock given the area’s estate-era and mid-century construction history, there’s a real probability that asbestos-containing materials are present somewhere in the structure insulation, floor tiles, ceiling tiles, pipe wrap, or roofing materials are the most common locations.

If asbestos is found above threshold levels, licensed abatement must be completed before demolition can begin. That’s a New York State and federal requirement, not something a contractor can work around. The practical takeaway is that hiring a contractor who can’t handle abatement in-house means your project stops the moment ACMs are discovered. We hold active NYS Department of Labor asbestos certifications and handle the survey coordination, abatement, and demolition as one continuous process so a positive asbestos finding doesn’t become a project-halting event.

Processing times through the Town of Islip Building Division can vary depending on the complexity of the project and the completeness of your application. Residential demolition permits are generally faster than commercial ones, but submitting an incomplete application missing insurance documentation, an unsigned asbestos survey, or incorrect contractor credentials can add weeks to the process before you even get a response.

Once the permit is issued, the Town of Islip requires that demolition work be completed within four months. That timeline is fixed, so planning your project around that window from the start is important. We manage the entire permit application process pulling together the NYS disability insurance forms, contractor licensing documentation, asbestos survey results, and any other materials the Building Division requires for your specific project type. Getting the application right the first time is the fastest way through the process, and it’s something we’ve done on real Town of Islip projects, not just in theory.

Demolition costs vary based on the size of the structure, the scope of work, and what’s found during the pre-demolition assessment. For a full residential teardown on the South Shore, you’re generally looking at a range that starts around $8,000 to $15,000 for a smaller structure and can go significantly higher for larger homes or those requiring extensive asbestos abatement before demolition can begin.

In Great River specifically, the age and character of the housing stock is a real cost factor. Older homes particularly those with estate-era construction or mid-century finishes tend to have more hazardous materials present than newer builds, which affects the abatement scope and therefore the overall project cost. The most accurate way to get a number is through an on-site assessment, where we can evaluate the structure, identify what’s present, and give you a quote that reflects the actual scope rather than a ballpark that changes once the walls come open. We provide that assessment before any commitment is made.

Yes, and in many flood situations, demolition is the first step before any real restoration can happen. When water gets into a finished basement or first floor which is a realistic scenario for homes near the Connetquot River or in Great South Bay’s flood corridor the drywall, insulation, flooring, and sometimes structural elements need to come out before mold remediation or rebuilding can begin. Leaving wet materials in place accelerates mold growth and creates additional health and structural problems.

We handle both the emergency demolition and the remediation that follows, which matters when you’re also managing an insurance claim. The documentation of damage scope, the sequencing of work, and the communication with your insurance adjuster are all part of how the job gets managed. We’re available 24 hours a day, and for Great River homeowners dealing with active storm or flood damage, our response time is typically under an hour. The August 2024 flash flooding that caused widespread damage across Long Island’s South Shore is a recent example of exactly the kind of event where that response speed makes a real difference.

Partial and interior selective demolition is one of the most common project types in Great River. Homeowners here are frequently reconfiguring kitchens, opening up floor plans, finishing or gutting basements, and updating bathrooms in homes that were built decades ago. None of that requires a full teardown it requires careful, targeted demolition that removes what needs to go without affecting the surrounding structure.

Interior selective demolition still requires the same pre-demolition diligence as a full teardown when it comes to hazardous materials. If you’re opening walls or removing flooring in a pre-1980 home, asbestos and lead paint are both real possibilities and need to be assessed before the work begins. The scope of a selective demo project is defined during the initial site assessment, so you know exactly what’s being removed, what’s staying, and what the process looks like before any work starts. For high-value Great River properties, that clarity upfront is worth a lot more than a vague estimate and surprises later.

Yes. We hold active NYS Department of Labor asbestos contractor certifications, which are separate from and in addition to standard contractor licensing. New York State has nine distinct asbestos license types, and not every contractor who calls themselves licensed actually holds the certifications required for residential or commercial demolition work involving regulated asbestos-containing materials. It’s worth asking any contractor you’re considering to show you their specific NYS DOL asbestos credentials not just a general contractor’s license.

For work in Suffolk County and the Town of Islip specifically, we also carry $2 million in general liability insurance, hold MWBE certification, and are registered with the NYC Department of Buildings for projects that cross into that jurisdiction. In a community like Great River where the housing stock is older, the property values are high, and the Town of Islip Building Division has specific documentation requirements for demolition permits working with a contractor who can demonstrate all of this upfront is the clearest way to protect your project, your property, and your investment.