Dead Animal Removal & Odor Control in NYC

A dead animal in a wall, ceiling, or vent is one of the most unpleasant problems a building can have — and the hardest part is finding it. New York Exterminating locates the carcass, removes it with the smallest possible access, treats the flies and beetles it attracts, and deodorizes the space so the smell is gone at its source. With 24/7 response across the five boroughs and work led by an Associate Certified Entomologist (ACE) licensed in structural pest control, we resolve it fast.

Finding the source is the whole job

Anyone can pull out a carcass once it is in plain sight — the skill is locating one sealed inside a wall, ceiling, floor void, or duct, which is where they almost always are. We read the odor gradient, follow the fly activity, look for staining and bleed-through, and apply our knowledge of how rodents and wildlife travel through a structure to pinpoint the spot. Done right, that means a single small access cut instead of opening an entire wall. Precise location is what turns a destructive guessing game into a clean, targeted removal.

Why waiting it out is the wrong move

It is tempting to hope the smell fades, but decomposition in a wall can take weeks to over a month depending on the animal’s size and the temperature — and while you wait, the carcass becomes an insect magnet, breeding blow flies, maggots, and carcass beetles, leaking fluids that stain and prolong the odor, and permeating furnishings. So removal is never just about the smell; it prevents the secondary fly and beetle infestation a rotting animal inevitably creates. In NYC’s attached homes and multi-unit buildings, an odor in a shared wall can affect neighbors too, which is why we treat it as a priority.

Our process

1. Locate. We pinpoint the carcass using odor, fly activity, staining, and structural knowledge — minimizing access.

2. Remove. We remove the dead animal and the contaminated material around it.

3. Treat & decontaminate. We treat the flies, maggots, and beetles drawn to the carcass and clean, disinfect, and deodorize the area.

4. Prevent recurrence. We identify how the animal got in and recommend sealing the entry points so it does not happen again.

Related services: Wildlife Removal, Attic Restoration & Decontamination, and Emergency Pest Control.

Quick answers

Do you offer 24/7 service?

Yes — a dead-animal odor is treated as a priority, with round-the-clock response across the five boroughs.

Can you find it without destroying my wall?

Yes — precise location lets us remove the carcass through the smallest possible access point.

Will the smell be gone afterward?

Yes — removing the source plus cleaning and deodorizing eliminates the odor, not just masks it.

Dead Animal Removal FAQs

There is a terrible smell but I cannot find the source. Can you locate it?

Yes — finding the carcass is the hard part and the heart of the job. A dead animal in a wall, ceiling, vent, or floor void gives off a distinctive smell of decay, and we use the odor gradient, fly activity, staining, and our knowledge of how animals move through a structure to pinpoint the location, often without tearing the whole wall open. Locating it precisely is what lets us remove it with the smallest possible access cut.

Why can I not just wait for the smell to go away on its own?

You can, but it takes weeks — sometimes a month or more depending on the animal’s size and the temperature — and during that time the decay also breeds flies, maggots, and carcass beetles, and can leave fluids and staining that lengthen the problem. The odor can permeate furnishings. Removing the source is far faster and prevents the secondary insect infestation that a rotting carcass creates.

Do you remove the carcass and treat the insects it attracts?

Yes — both. We remove the dead animal and the contaminated material around it, then treat for the blow flies, maggots, and beetles that the carcass has drawn in. A dead animal is an insect magnet, so removal without treating the resulting fly and beetle activity leaves you with a second problem.

Will the smell really be gone after removal?

Yes. Once the carcass and any soaked material are removed, we clean, disinfect, and deodorize the area to neutralize the residual odor at its source. Air fresheners only mask a smell that is coming from decaying tissue; eliminating the source and treating the surface is what actually clears it.

How fast can you come out?

Quickly — a dead-animal odor is genuinely unpleasant and we treat it as a priority, with 24/7 response available across the five boroughs. The sooner we locate and remove the carcass, the less odor permeates the space and the smaller the secondary insect problem.

How did an animal end up dead in my wall in the first place?

Usually a rodent or wildlife animal that was already living in the structure died in a void — sometimes after eating bait elsewhere, sometimes naturally. That is why removal is only part of the answer: we also identify how it got in and recommend sealing the entry points, so the next animal does not repeat the cycle.

New York Exterminating, Inc.
1115 E 13th St, Brooklyn, NY 11230
ACE-Certified · Licensed in Structural & Food-Establishment Pest Control · 24/7 response across the five boroughs