Storm Damage Restoration in Manhasset Hills, NY

When a Nor'easter Hits Your Split-Level, You Need More Than a Patch Job

Storm damage in Manhasset Hills doesn’t stop at the shingles — it moves through your walls, into your framing, and starts growing mold before you’ve even called your insurance company. We respond 24/7 and handle every phase in-house, from emergency storm damage repair to full restoration.
Green Island Group Corp roofing experts working on residential roof installation and repair

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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 worker using a sledgehammer to demolish interior wall for structural rearrangement

Storm Damage Repair in Nassau County

What Changes When the Damage Is Actually Handled Right

Most homeowners in Manhasset Hills don’t realize how far storm damage travels inside a home until they’re dealing with a mold problem three weeks later. Water that gets in through a compromised roof or a flooded basement doesn’t announce itself — it soaks into the insulation, saturates the framing, and starts breaking things down quietly. By the time you see a stain on the ceiling or smell something off in the lower level, you’re already past the point where a simple repair fixes it.

That’s the real cost of a slow response or an incomplete job. The homes in Manhasset Hills — most of them split-levels and ranches built in the 1950s and 60s — have older building envelopes that absorb moisture readily. A storm that drops three inches of rain in a few hours, like the event that triggered a flash flood emergency declaration right here in Nassau County, can push water into places that a basic contractor won’t think to check.

When storm damage restoration is done completely — thermal imaging to find hidden moisture, full structural drying, proper mold prevention, and licensed repair from start to finish — you get your home back in the condition it was in before the storm. Not patched. Not taped over. Actually restored, with documentation your insurance company can work with.

Licensed Storm Damage Contractor Nassau County

Every License the Job Actually Requires — Under One Roof

We’re a full-service disaster restoration company serving Nassau County, and Manhasset Hills is squarely in our backyard. We hold a Nassau County General Contractor license, NYS DOL Mold Remediation certification, NYS DOL Asbestos Handler certification, and USEPA Lead and RRP certifications — and we’re an Approved Emergency Response Contractor through the NYS Office of General Services. That’s not a list of marketing badges. In a community where most homes were built before 1970, those credentials are the difference between a contractor who can legally do the job and one who can’t.

When storm damage disturbs older materials — the insulation, floor tiles, or roofing felt in a home built during the Cherrywood Homes era — asbestos and lead become real concerns. Most contractors in this area don’t hold the specialty licenses to handle those materials. We do, and we handle it all in-house without subcontracting any phase of the work.

We bill your insurance directly, respond around the clock, and don’t disappear after the emergency phase is over. That’s what accountability looks like in practice.

Devastated kitchen inside a house undergoing demolition by Green Island Group Corp

Emergency Storm Damage Restoration Process

No Guesswork — Here's Exactly What Happens After You Call

When you call us after a storm, the first thing we do is get eyes on your Manhasset Hills property fast. Emergency response means we’re there to assess the damage, secure the structure if needed — tarping, boarding, whatever keeps more water out — and start documenting everything for your insurance claim. That documentation piece matters more than most people realize. A properly documented claim captures the full scope of what happened, and that directly affects what your insurance company covers.

From there, we move into the assessment phase. This is where we use thermal imaging cameras to find the moisture that a visual inspection misses entirely. In a Manhasset Hills split-level, water can travel from a damaged roof down through interior wall cavities and into the lower level without leaving a single visible stain. If we don’t find it at this stage, it becomes a mold problem within 24 to 48 hours. We find it.

Once the full scope is confirmed, we pull the necessary permits from the Town of North Hempstead — because structural repair work in this hamlet requires them, and skipping that step creates problems down the line. Then we move through water extraction, structural drying, mold prevention, and full restoration in sequence. One crew, one point of contact, no handoffs to subcontractors, and no gaps between phases while you wait on someone else to show up.

Green Island Group Corp demolishing an old house to clear land for a new residential construction project

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Storm Damage Cleanup and Restoration Services

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

Storm damage restoration isn’t one thing — it’s a sequence of things that have to happen in the right order by people who are licensed to do each one. We cover the entire chain: emergency property securing, water extraction, structural drying, mold remediation, asbestos and lead handling where required, structural repair, and complete restoration of affected areas. We also handle debris removal and tree damage assessment, which matters in an established neighborhood like Manhasset Hills where a mature tree canopy means fallen limbs on roofs are one of the most common post-storm calls we get.

For homes in the 11040 ZIP code — most of them older construction with aging roofing systems, older insulation, and basement-level living space — the risk profile after a storm is specific. Roof systems on split-levels from the 1950s and 60s are particularly susceptible to wind lift and ice dam conditions during Nor’easters, and a compromised roof in that architecture creates a direct water path into the living level below. We assess for all of it, not just the obvious entry point.

Everything we do is fully licensed for Nassau County, documented for your insurance claim, and permitted through the Town of North Hempstead where required. We bill your insurance directly, which means you’re not fronting money out of pocket during an already stressful situation. One call covers the whole job, from the initial emergency through the final walkthrough.

Young woman opening up an old fireplace during interior renovation by Green Island Group Corp

How quickly does mold start growing after storm water damage in my Manhasset Hills home?

Mold can begin colonizing within 24 to 48 hours of water intrusion — and that clock starts the moment water enters your home, not when you notice it. In older homes like the split-levels and ranches that make up most of Manhasset Hills’ housing stock, the building materials themselves accelerate that timeline. Wood framing, older insulation, and the paper facing on mid-century drywall absorb moisture quickly and hold it, giving mold exactly the environment it needs to take hold.

The part most homeowners don’t account for is that the water causing the problem is often water they can’t see. A storm event that gets under your roof flashing or overwhelms your basement drainage doesn’t always show up as a visible puddle — it soaks into wall cavities and subfloor assemblies and sits there. That’s why we use thermal imaging as a standard part of our assessment. Finding the moisture in the first 24 hours is the difference between a drying job and a full mold remediation project. Speed matters here more than almost anything else.

In most cases, yes — but the coverage depends on how the damage is documented and what caused it. Standard homeowners insurance policies in New York typically cover wind damage, falling trees, and sudden water intrusion from a storm event. What they often don’t cover is damage that’s been sitting for a while or that’s attributed to deferred maintenance rather than the storm itself. That distinction is where a lot of homeowners lose money on their claims.

The documentation phase of storm damage restoration is more important than most people realize going in. When we respond to your Manhasset Hills home, we document the damage thoroughly — photos, moisture readings, scope of loss — in a format that supports your insurance claim from the start. We also bill your insurance company directly, so you’re not in the position of paying out of pocket and waiting for reimbursement. If you have questions about what your specific policy covers, your adjuster is the right person to walk through the details — but we’ll make sure the claim is supported by everything they need to process it accurately.

Yes, and this is one of the most important things to understand if your home was built before 1980 — which describes the vast majority of homes in Manhasset Hills. Asbestos was used routinely in insulation, floor tiles, ceiling tiles, roofing felt, and joint compound in homes built through the late 1970s. Lead paint was standard on virtually all painted surfaces in homes built before 1978. When storm damage penetrates a roof, disturbs insulation, or requires repair of painted surfaces, those materials can be disturbed in ways that create real health and legal obligations.

New York State law requires a NYS DOL Asbestos Handler certification to legally handle asbestos-containing materials, and USEPA RRP certification is required for renovation work that disturbs lead paint in pre-1978 homes. We hold both. Many storm damage contractors operating in Nassau County do not, which means they’re either not addressing those materials at all or handling them without the required credentials. For a homeowner in Manhasset Hills with a 1950s or 60s split-level, this isn’t a hypothetical risk — it’s a real one, and it’s worth asking any contractor you’re considering whether they hold these specific licenses before work begins.

It depends on the scope of the work. Emergency protective measures — tarping a damaged roof, boarding up a broken window, placing temporary supports — generally don’t require a permit and can be done immediately to stop further damage. But structural repair work is a different story. Roof replacement, siding replacement, window replacement, and any repair involving structural framing all require a building permit from the Town of North Hempstead, which is the governing municipality for Manhasset Hills as an unincorporated hamlet.

Skipping the permit process isn’t just a code violation — it can create real problems when you go to sell the home or file an insurance claim for future damage. Unpermitted work can void coverage or complicate a sale if it surfaces during a title search or inspection. We handle the permit process as part of the job. We know what requires a permit under North Hempstead’s building department requirements, we file correctly, and we don’t let the permitting process become a bottleneck that delays your restoration.

Manhasset Hills sits inland, which means the storm risk profile here is different from the coastal communities in Nassau County. You’re not dealing with storm surge or saltwater intrusion the way Long Beach or Atlantic Beach homeowners are. What you’re dealing with is Nor’easter wind damage, heavy rainfall and flash flooding, fallen trees, and ice dams in winter — and the specific vulnerability of post-WWII construction to all of those.

The tree canopy in Manhasset Hills is one of the most consistent factors we see after major storms. Mature trees in established residential neighborhoods mean fallen limbs on roofs are one of the most common calls we get. Combined with the aging roofing systems on split-levels built in the 1950s and 60s, even a moderate wind event can create a significant roof penetration. Ice dams are the other major winter risk — when a Nor’easter drops heavy snow on an older roof with compromised insulation, the freeze-thaw cycle drives water under the shingles and into the attic space before you ever see it from the inside. Nassau County recorded 3.12 inches of rainfall during a single storm event that triggered a flash flood emergency declaration, and that kind of rainfall accumulates fast on the relatively flat terrain of central Nassau County.

After a major storm, Nassau County neighborhoods — including Manhasset Hills — see an influx of out-of-area contractors who canvass streets, knock on doors, and offer fast quotes. Some of them do decent work. Many of them don’t hold the licenses required to legally perform restoration work in New York, and a number of them collect deposits and become difficult to reach once the emergency phase is over.

The fastest way to verify a legitimate contractor is to ask for their Nassau County General Contractor license number and look it up. For any work involving mold, ask for their NYS DOL Mold Remediation license. If your home was built before 1980 and structural work is involved, ask about their asbestos and lead certifications. A contractor who can’t produce those credentials on request is not legally equipped to handle the full scope of what storm damage in an older Manhasset Hills home actually involves. We’re also an Approved Emergency Response Contractor through the NYS Office of General Services — a state-level credential that requires independent vetting and isn’t available to contractors who haven’t met New York’s standards. That’s the kind of verification that exists before you ever make a call, and it’s worth knowing about before you sign anything.