Corniel Construction LLC

Corniel Construction LLC Manhattan Renovation Reality 🏙️
Forensic execution for luxury NYC apartments, condos & Co-Ops. We're available for service seven days a week.

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SUMMARY

GENERAL CONTRACTOR IN North Bergen , NJ

Serving North Bergen and the surrounding areas, Corniel Construction is a general contractor with more than 10 years of experience providing quality workmanship for a wide array of home improvement projects. Whether you’re looking to renovate

your kitchen or install new windows, no job is too big or too small for our team. Our local company is fully licensed, bonded, and insured, and we offer a two-year warranty on all work. When you hire us, we’ll work hard to impress you with our quality workmanship and prompt service. Don't hesitate to call us when you need:

Tile flooring
Bathroom remodeling
Hardwood flooring
Basement renovation

We'll start you off with a detailed estimate so that you'll know what to expect for the costs and turnaround time. Our crew will arrive on time and complete your project efficiently. We'll use high-quality materials to ensure long-lasting results, and our owner will be on-site to make sure the project goes smoothly. If you're ready to transform your home with the help of a general contractor, call Corniel Construction in Union City, NJ. SERVICES

BASEMENT RENOVATION

Do you have an unfinished basement in your Union City, NJ home? Why not take advantage of all that added space? At Corniel Construction LLC, we offer basement renovation services designed to help you make good use of that extra square footage. BATHROOM REMODELING

Is your bathroom outdated? Is it full of old, dingy tiles and chipped or cracked fixtures? You use your bathroom on a regular basis, so if your current space isn't serving your functional or aesthetic needs, it's time to consider investing in renovations. And if you're looking for a dedicated team to handle the job, turn to Corniel Construction LLC. GENERAL FLOORING

Your flooring says a lot about your style, your taste, and the atmosphere you're looking to create for your business or home. So when it comes to finding the right type of flooring, you're best off exploring your options. And that's where we come in. At Corniel Construction LLC, we offer a wide variety of flooring materials for residential and commercial clients throughout Union City, NJ. HARDWOOD FLOORING

If you're looking to add new flooring to your home in Union City, NJ, get wood flooring from Corniel Construction. Hardwood flooring will add elegance and value to your property, and with our quality craftsmanship, you can be sure you'll be able to enjoy your floors for many years to come. From oak to maple to cherry wood, we have a range of light and dark shades available to complement your decor, and our work comes with a two-year warranty.

Upper West Side: Scope, existing conditions, building requirements, logistics + pro coordination. Planning may reduce ri...
09/05/2026

Upper West Side: Scope, existing conditions, building requirements, logistics + pro coordination. Planning may reduce risk, not guarantee approval/schedule. Concept Visual: not completed. Start Your Initial Project Review

Every Manhattan renovation starts with one conversation: your initial project review. We walk through scope, building ru...
09/05/2026

Every Manhattan renovation starts with one conversation: your initial project review. We walk through scope, building rules, and timelines before anything moves. Start Your Initial Project Review today.

Planning a Lincoln Square renovation? Boards here often mandate specific acoustic barriers and soundproofing underlaymen...
09/04/2026

Planning a Lincoln Square renovation? Boards here often mandate specific acoustic barriers and soundproofing underlayments in the board package. We partner and collaborate with licensed architects and engineers as needed to ensure your specifications meet building-specific requirements. DM BOARD

The floor can look perfect: and still not meet a building’s project-specific soundproofing review.In Lincoln Square, any...
09/04/2026

The floor can look perfect: and still not meet a building’s project-specific soundproofing review.

In Lincoln Square, any request for acoustic barriers, soundproofing underlayment, assemblies, product data, edge conditions, or installation sequencing is building- and project-specific. Requirements vary by building, apartment, and proposed work.

Where required by the specific building and project, the board package should identify the proposed assembly, products, and installation plan before work begins. If those specifications are incomplete or do not match the applicable building and project requirements, the project may face comments, redesign, added coordination, or a delayed start.

For property managers, brokers, architects, and owners, this is building control: not simply a flooring selection.

Corniel Construction LLC is the Manhattan Board-Ready Renovation Contractor, with 10+ years of Manhattan-focused experience and a Manhattan-only focus. We partner and collaborate with licensed architects and engineers as needed. Fully insured. Recipient of Best of Houzz awards for Design & Service (2016, 2020, 2022).

Concept Visual illustrating a possible acoustic flooring assembly; not a completed Corniel project.

Planning a Lincoln Square condo or co-op renovation? DM BOARD.

10+ years of Manhattan-focused experience. Licensed & insured (NYC).Midtown East bathroom renovations are not complete w...
09/03/2026

10+ years of Manhattan-focused experience. Licensed & insured (NYC).

Midtown East bathroom renovations are not complete when the finish work is done. The installation must be tested.

Flood-testing Manhattan bathrooms isn't optional. 24-hr pan tests protect the installation. We partner with licensed pros to reduce leak risk.

We partner and collaborate with licensed architects and engineers as needed.

DM LOGISTICS



Visual: Concept Visual.

The tile can look perfect: and the shower can still fail.In an Upper East Side Manhattan condo renovation, a shower pan ...
09/03/2026

The tile can look perfect: and the shower can still fail.

In an Upper East Side Manhattan condo renovation, a shower pan flood test is an ex*****on checkpoint before installation is closed in. The testing method, duration, and acceptance criteria are project-specific and subject to the project specifications, applicable standards, and professional confirmation. Holding and monitoring water helps reveal waterproofing problems while correction is still possible, reducing the risk of leaks, concealed rework, added cost, and schedule delay.

That is Bathroom Waterproofing Quality-Control Planning in practice: verify the pan, document the test, and sequence the next installation step only after the result is acceptable.

Corniel Construction is the Manhattan Board-Ready Renovation Contractor, with 10+ years of Manhattan-focused experience in full apartment renovations. We partner and collaborate with licensed architects and engineers as needed. Fully insured. We coordinate permits and licensed trades as required. Recipient of Best of Houzz awards for Design & Service (2016, 2020, 2022).

Concept Visual: illustrative ex*****on scene, not a completed Corniel project. Project timelines and pricing vary.

https://cornielconstruction.com/manhattan-condo-renovation/

DM LOGISTICS

The building is the real boss.In an Upper East Side co-op, placing a bathroom or kitchen wet area directly over a dry li...
09/02/2026

The building is the real boss.

In an Upper East Side co-op, placing a bathroom or kitchen wet area directly over a dry living space may raise board questions and, depending on the specific building’s rules, existing conditions, scope, submission requirements, and licensed-professional review, could contribute to comments, redesign, or rejection. The implications for vertical plumbing, potential leak exposure, sound control, and future access should be evaluated by the appropriate licensed professionals for the specific building and scope.

Depending on the building rules, existing conditions, scope, submission requirements, and licensed-professional review, that may mean a revised layout, additional coordination, or another alteration-agreement review cycle. Any DOB filings, permits, or inspections depend on the applicable requirements and licensed-professional review.

For a full apartment renovation, a pre-submission review can help evaluate plumbing alignment, waterproofing details, access, COI requirements, work-hour rules, and the building’s approval process, subject to the specific building, scope, existing conditions, and licensed-professional review. We partner and collaborate with licensed architects and engineers as needed.

Corniel Construction is a Manhattan Board-Ready Renovation Contractor with 10+ years of Manhattan-focused experience. Fully insured. We coordinate permits and licensed trades as required.

Concept visual; not a completed Corniel project. Final design, pricing, timeline, plumbing, waterproofing, access, board requirements, alteration-agreement requirements, COI requirements, and DOB coordination depend on existing conditions, building rules, scope, and licensed professional review.

Planning an Upper East Side co-op renovation? DM BOARD.

The wet-over-dry rule is a primary reason for board rejection in Upper East Side co-ops. Placing a kitchen or bathroom o...
09/02/2026

The wet-over-dry rule is a primary reason for board rejection in Upper East Side co-ops. Placing a kitchen or bathroom over a dry living area is a high-risk move. We partner and collaborate with licensed architects and engineers as needed to verify feasibility before you commit to a layout. DM BOARD

Recipient of Best of Houzz awards for Design & Service (2016, 2020, 2022).The render looks calm. The filing path can dec...
09/01/2026

Recipient of Best of Houzz awards for Design & Service (2016, 2020, 2022).

The render looks calm. The filing path can decide whether an Upper East Side renovation moves forward: or gets sent back for revisions.

LAA vs. Alt-2, in plain English:

An LAA may generally apply to limited qualifying alteration work, commonly plumbing-related. An Alt-2 may generally apply to broader interior alterations involving multiple work types, without a change in use, egress, or occupancy.

The mistake is treating the filing type as paperwork after the design is finished. When the scope, existing conditions, drawings, and DOB filing do not align, the result can be rejection, added revisions, or a schedule delay.

For a Manhattan condo renovation in the Upper East Side, the right sequence is:

1. Confirm the actual scope and existing conditions.
2. Review the applicable DOB requirements and potential filing path.
3. Coordinate drawings, permits, inspections, and licensed trades before mobilization.

The filing path depends on scope, existing conditions, applicable DOB requirements, and DOB review. No definitive legal or DOB conclusion should be made until the project is appropriately reviewed.

Corniel Construction brings 10+ years of Manhattan-focused experience to organized apartment renovations. We partner and collaborate with licensed architects and engineers as needed. Fully insured. We coordinate permits and licensed trades as required.

Project timelines and pricing vary. Final filing path depends on scope, existing conditions, applicable DOB requirements, and DOB review.

Planning an Upper East Side apartment renovation? DM PLAN

Visual shown: Concept Visual created to illustrate filing coordination, not a completed Corniel project.

10+ years of Manhattan-focused experience teaches one thing: filing uncertainty can quietly push an apartment renovation...
09/01/2026

10+ years of Manhattan-focused experience teaches one thing: filing uncertainty can quietly push an apartment renovation off schedule.

LAA or full Alt-2 filing? Knowing the difference protects your Manhattan renovation timeline. Scopes vary and require licensed professionals for compliance. DM PLAN

For Upper East Side co-op and condo renovations, the filing path affects DOB coordination, building review, access, and schedule. We partner and collaborate with licensed architects and engineers as needed. Fully insured. We coordinate permits and licensed trades as required.

Concept Visual.

Address

405 LEXINGTON Avenue
New York, NY
10174

Opening Hours

Monday 8am - 6pm
Tuesday 8am - 6pm
Wednesday 8am - 6pm
Thursday 8am - 6pm
Friday 8am - 6pm
Saturday 8am - 6pm

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