Demolition Contractor in Mastic, NY

When Forge River Flooding Forces the Hard Decisions

Mastic homes take a beating from the water, from the years, from the materials hidden inside the walls. When something has to come down, you need a demolition contractor in Mastic who handles the whole job, not just the easy part. We manage the permits, the hazardous material surveys, the abatement if it’s needed, and the debris removal. One call. One team. One contract.
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

Residential Demolition Services Mastic NY

No Stopped Projects, No Surprise Bills, No Second Contractor

Most demolition projects in Mastic don’t go sideways because of the demo itself. They stall because someone opens a wall, finds asbestos in the floor tiles or pipe wrap, and suddenly the contractor has to stop. Now you’re calling around for an abatement company, waiting on scheduling, watching your timeline fall apart. That’s the reality of working with pre-1980 homes and nearly every home in this hamlet qualifies.

When you work with us, asbestos abatement and demolition happen under the same contract. No stopping. No scrambling for a second company. The pre-demolition survey, the abatement if it’s needed, and the demolition itself are all handled in sequence by one team that already knows what’s coming.

For Mastic homeowners dealing with flood damage from the Forge River or a winter pipe failure in an aging plumbing system, speed matters just as much as scope. Water damage compounds fast. Mold can set in within 48 hours. The ability to call one number, get a crew out quickly, and move through demo and remediation without gaps isn’t a luxury it’s the difference between a manageable repair and a much bigger problem.

Licensed Demolition Contractors Mastic NY

12 Years In, 5,000 Projects Deep Right Here in Mastic's Backyard

We’re based in Bohemia about 10 miles west of Mastic on Sunrise Highway and have been doing this work across Suffolk County for over 12 years. We’re not a national franchise dispatching whoever’s available. We’re a local team that already knows Mastic, already works with the Town of Brookhaven Building Department on a regular basis, and already has active service history in Mastic Beach and the surrounding tri-hamlet communities.

More than 5,000 completed projects across Long Island and New York City. Active NYS DOL asbestos certifications. Over $2,000,000 in general liability coverage. MWBE-certified through New York State. These aren’t just credentials to list they’re the baseline requirements for doing demolition work legally and safely in a community like Mastic, where the housing stock almost guarantees hazardous materials will be part of the conversation.

The reviews back it up too. Our customers consistently mention fast response times, direct insurance billing, and staff who actually answer the phone. That’s just how we do the job.

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

Demolition Service Process Mastic NY

What Actually Happens From First Call to Final Cleanup

It starts with a site assessment. Before anything is touched, we evaluate the scope of work, identify any hazardous materials that need to be addressed, and determine what the Town of Brookhaven permit process requires for your specific project. In Mastic, that almost always includes a pre-demolition asbestos inspection it’s not optional, it’s the law, and it’s built into our process from day one.

From there, utility disconnections are coordinated. Electric, gas, water everything needs to be properly shut off and documented before demolition begins. Brookhaven Town requires proof of disconnection as part of the permit approval, and we manage that coordination so you’re not chasing utility companies on your own. Once the permits are approved and the site is cleared, the physical demolition work begins whether that’s selective interior demo, structural teardown, or emergency removal of flood-damaged materials.

Debris removal and site cleanup are included. Nothing gets left behind for you to deal with. If the project involves remediation after demolition drying, mold treatment, or restoration that work continues with the same team. For Mastic homeowners who’ve been through a storm event or a Forge River flood, that continuity from demo to restored home is exactly what makes the process manageable instead of overwhelming.

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

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Commercial and Residential Demolition Specialists Mastic

The Full Scope, Not Just the Part That's Easy to Quote

We handle residential demolition, interior selective demolition, and commercial demolition for property owners throughout Mastic and the broader tri-hamlet area. For most Mastic homeowners, the work falls into one of a few categories: gut renovations on aging 1950s or 1960s homes, emergency demolition after storm or flood damage, or full structural teardowns on properties that have deteriorated beyond the point of renovation.

What makes the scope here different from a lot of other areas on Long Island is the combination of older housing stock and recurring flood exposure. Homes near the Forge River or in lower-lying sections of the hamlet regularly deal with tidal flooding and stormwater runoff during storms and after Hurricane Sandy, many properties in Mastic needed significant structural work. That kind of damage doesn’t just require demo, it requires demo that’s done in the right sequence, with the right environmental clearances, so the restoration work that follows isn’t compromised.

On the commercial side, our MWBE certification makes us eligible for municipal and state-contracted projects in the Brookhaven area relevant for any public entity or business owner along Montauk Highway or Sunrise Highway looking for a vetted, certified contractor. Every project, residential or commercial, includes permit management, hazardous material handling, debris removal, and full site cleanup.

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

Do I need a permit for demolition work in Mastic, NY?

Yes any demolition work in Mastic requires a permit from the Town of Brookhaven Building Department. That applies whether you’re tearing down a full structure or doing significant partial demolition. The permit process also requires proof that all utilities have been properly disconnected before work begins, which means coordinating with your electric, gas, and water providers ahead of time.

On top of the building permit, New York State requires a pre-demolition asbestos inspection for any project that may disturb asbestos-containing materials. Given that the majority of homes in Mastic were built between the 1950s and 1970s, this inspection is essentially standard for any demolition project here. If regulated asbestos-containing materials are found, licensed abatement has to happen before demolition can proceed and that work has to be done by a contractor holding active NYS DOL asbestos certifications. We handle the full permit and compliance process so you’re not navigating multiple agencies on your own.

If a pre-demolition survey identifies regulated asbestos-containing materials which is common in Mastic’s older housing stock the abatement has to be completed before demolition can continue. Under NYS DOL Industrial Code Rule 56, only a licensed asbestos contractor can legally perform that removal. If your demolition contractor doesn’t hold those certifications, the project stops until you find someone who does.

With us, abatement and demolition are handled by the same team under the same contract. There’s no stopping, no gap in the timeline, and no situation where you’re left coordinating between two separate companies while your project sits idle. The asbestos is removed, the site is cleared, and demolition resumes in sequence. For homeowners in Mastic who are already dealing with the stress of a damaged home or a major renovation, not having to manage that handoff separately makes a real difference in how smoothly the project moves.

For emergency demolition triggered by flood damage or a pipe failure, we operate 24 hours a day, seven days a week. Our documented response times show crews arriving within an hour of an emergency call including during winter storms when freeze-thaw pipe failures are most likely to happen in Mastic’s aging housing stock.

The reason speed matters so much here is that water damage doesn’t wait. Once water gets into walls, flooring, or subfloor framing, mold can begin establishing within 24 to 48 hours. The longer damaged materials stay in place, the more the scope of the problem grows. Getting a crew on site quickly to remove the affected materials and then moving directly into drying and remediation is what keeps a manageable repair from turning into a months-long project. Mastic’s position on the peninsula, with Forge River flooding on one side and coastal storm exposure on the other, means this kind of emergency response isn’t a rare scenario. It’s something homeowners in this community actually need.

Yes, and for many Mastic homeowners, this is one of the most valuable things a contractor can do. When demolition is triggered by an insured event storm flooding, a pipe failure, hurricane damage you’re already dealing with a stressful situation. Adding insurance documentation, adjuster communication, and claim paperwork on top of that is a lot to manage.

We work directly with insurance companies, handle the documentation required for claims, and bill insurers directly where applicable. Multiple customer reviews specifically call this out as something that set us apart from other contractors. For homeowners in Mastic who experienced significant damage during Hurricane Sandy or who deal with recurring Forge River flooding, having a contractor who understands the insurance side of the process not just the physical work removes a major layer of stress from an already difficult situation. You focus on getting your home back. We handle the paperwork.

Selective demolition means removing specific materials or sections of a structure while leaving the rest intact. This is the most common type of demolition work for Mastic homeowners doing kitchen gut renovations, basement conversions, or repairing flood-damaged sections of a home. A crew comes in, removes what needs to go walls, flooring, ceilings, framing and leaves the surrounding structure undisturbed and ready for the next phase of construction.

Full demolition means taking down an entire structure down to the foundation or slab. This is less common but does happen in Mastic, particularly with homes that have sustained repeated flood damage over the years and have reached the point where renovation is no longer economically viable. With home values in the area having risen dramatically in recent years, some property owners are finding that a teardown and rebuild makes more financial sense than trying to salvage a heavily deteriorated structure. Both types of demolition require permits from the Town of Brookhaven, and both may require asbestos abatement depending on what the pre-demolition survey finds.

The two most important things to verify before hiring any demolition contractor in Mastic are their general contractor licensing and their NYS DOL asbestos certifications. A general contractor license tells you the business is legally authorized to perform construction and demolition work in New York. The asbestos certification is what tells you they can legally handle the pre-1980 materials that are present in the vast majority of Mastic’s housing stock without it, they have to stop work the moment asbestos is found, which puts your project and your timeline at risk.

You can verify NYS DOL asbestos contractor certifications directly through the New York State Department of Labor’s online licensing database. For general contractor licensing, the Town of Brookhaven Building Department can confirm what’s required for your specific project. You should also ask for a current certificate of insurance showing at least $2,000,000 in general liability coverage that’s the minimum required for demolition work in New York State, and any legitimate contractor will have it readily available. If a contractor hesitates on any of these, that’s your answer.