General Contracting & Remodeling Services in Long Island and greater New York

Monarch Contracting is a licensed full-service general contractor proudly serving Long Island and the greater New York City area. With decades of combined experience, our skilled construction specialists manage every phase of each project, from design and permitting to finishing and warranty. We deliver commercial construction projects and residential renovations that reflect Long Island’s diverse communities, from the coastal neighborhoods near Montauk Highway to business districts throughout Nassau and Suffolk County. Every build showcases our commitment, quality, and precision that define Long Island’s premier builders.

The Monarch Experience

From vision to execution, every detail matters.Our team approaches every project with care, combining quality workmanship and genuine professionalism to deliver results that reflect Long Island’s high standards. We focus on communication, precision, and trust, ensuring that every step runs smoothly and our clients always feel confident their project is in expert hands.

General Contracting Services We Provide in Long Island, NY

Monarch Contracting provides complete general contracting solutions for Long Island’s residential and commercial projects, with a clear scope of services defined for each project to ensure expectations, costs, and scheduling are managed effectively. Every service is managed by in-house specialists and coordinated under "The Monarch Method" , our unified approach to planning, building, and finishing projects on time and to code. The Monarch Method makes the process simple for clients by streamlining complex tasks and providing clear communication at every step. 
We leverage the latest technology, including a personal client portal, to provide real-time updates and quality results throughout Long Island’s diverse communities, from coastal neighborhoods to vibrant business centers across Nassau and Suffolk County.

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General Contracting

Comprehensive management of residential construction projects across Long Island by experienced general contractors. From permits to final inspection, our team ensures each phase meets New York’s building codes and delivers consistent quality workmanship.

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Home Remodeling

Transform homes and apartments with precise remodeling and renovations that balance modern design and lasting value. Every project is managed from start to finish under one coordinated process, giving clients peace of mind and exceptional results.

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Kitchen Remodeling

Full kitchen design and renovation, including cabinetry, countertops, electrical, and plumbing. We create functional, elegant spaces built to perform in Long Island's compact floorplans and luxury residences alike. Our construction specialists is dedicated to working closely with clients throughout the renovation process to ensure their kitchen meets all their needs.

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Bathroom Remodeling

Specialized in complete bathroom transformations from waterproofing and tilework to plumbing and lighting crafted for comfort, efficiency, and durability in New York’s residential spaces. Our team readily responds to any additional work requested by clients during bathroom renovations, ensuring all needs are met to achieve complete satisfaction.

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Concrete and Masonry

Structural foundations, driveways, retaining walls, and decorative masonry designed for long-term integrity. Our professionals deliver precision work that stands up to Long Island’s coastal climate and local building standards.

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Drywall and Sheetrock

Professional drywall installation, repair, and finishing for homes and multi-unit residences. We ensure smooth surfaces, clean corners, and soundproofing that align with Long Island’s strict building standards.

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Tile Installation

Expert installation of ceramic, porcelain, and stone tile for kitchens, bathrooms, and living spaces. Whether upgrading a Nassau County residence or renovating in Suffolk County, our craftsmen ensure precise alignment and a refined finish that enhances every home.

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Roofing

Roof installation, replacement, and repair using durable materials suited for New York’s climate. Our team specializes in both flat and pitched systems, ensuring watertight performance and long-term protection.

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Plumbing

Licensed plumbing installation and upgrades for kitchens, bathrooms, and full home systems. We handle everything from rough-ins to fixture installation, ensuring full compliance with NYC plumbing codes.

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Electrical

Safe, code-compliant electrical work including wiring, lighting design, panel upgrades, and smart home integration. Our certified professionals deliver efficient, reliable power for any renovation or new construction project.

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Locksmith

Professional lock repair, replacement, and security upgrades for Long Island homes. We provide efficient, secure solutions that ensure comfort, safety, and satisfied customers.

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Business Remodelling

Comprehensive commercial construction remodeling for offices, retail stores, restaurants, and commercial buildings throughout Long Island. We modernize interiors, improve efficiency, and deliver professional spaces built to impress clients and support business growth.

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Carpentry

Precision carpentry and millwork for commercial interiors, including framing, trim, and custom installations. Our craftsmen create durable, high-quality finishes that elevate lobbies, offices, and retail environments.

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HVAC

Installation, replacement, and maintenance of commercial HVAC systems tailored to New York’s demanding climate. Our technicians design energy-efficient heating and cooling solutions that meet city regulations and improve air quality.

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Demolition

Safe, controlled demolition for interior and structural projects in Long Island's dense environments. We handle debris removal, site preparation, and environmental compliance while minimizing disruption to surrounding properties.

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Flooring

Expert installation of commercial-grade flooring, including vinyl, tile, hardwood, and epoxy. Designed for durability and performance, our flooring solutions enhance the appearance and functionality of your office construction or retail space.

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Doors & Gates

Professional installation and repair of entry doors, fire-rated doors, and security gates for commercial properties across Long Island. Our team delivers code-compliant access systems that improve both safety and aesthetics for offices and retail spaces in communities from Hempstead to Patchogue, reflecting Long Island’s commitment to quality and security.

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Appliance Installation

Reliable appliance installation for commercial kitchens, offices, and multi-unit developments. Our licensed team ensures proper electrical and plumbing connections for safe, efficient operation in every commercial space.

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Duct Cleaning

Comprehensive air duct and ventilation cleaning to maintain indoor air quality and system performance. Ideal for restaurants, offices, and retail environments throughout Long Island, our cleaning services support healthy, efficient workplaces.

Why Clients Choose Monarch Contracting - the Leading Construction Company in New York

Monarch Contracting delivers seamless construction management services designed for Long Island’s unique mix of commercial construction and residential development. Our licensed team handles every trade in-house, ensuring quality, compliance, and efficiency on every residential and commercial project. We help clients keep their projects on track and within budget, providing cost control and financial transparency throughout the process. Backed by The Monarch Method, we provide clear communication, precise scheduling, and craftsmanship trusted across New York City. 
Clients consistently recommend Monarch for our professionalism and reliable results. From bustling commercial corridors like Route 110 to growing neighborhoods in Garden City and Melville, our approach reflects the precision and pride that define Long Island’s construction landscape.

Transparent Proposals

Detailed, itemized scopes reviewed by our team, so you know exactly what you’re paying for, before we get started.

Payment in Phases

We follow a progress-based payment structure tied to actual milestones, keeping expectations aligned and your project on track.

Quality You Can Count On

Our licensed crews stand behind every detail. If something isn’t right, we make it right, no runaround, no excuses.

Dedicated Team & Ongoing Communication

You’ll never be left guessing. From timelines to updates, your project manager keeps you informed every step of the way.

Fully Licensed, Fully Insured

Ensures profesionnal standards and safety. Giving you peace of mind throughout the project.

On-Time Completion

We stay on schedule. Ensuring that your project is completed as promised without unnecessary delays.

Our trusted network of industry-leading partners

We believe great work is built on great collaboration. Over the years, we’ve formed strong relationships with top-tier suppliers, licensed trades, architects, engineers, and vendors across the region. These partnerships allow us to source premium materials, access specialized services, and maintain project efficiency, without compromising on quality or compliance.We believe great work is built on great collaboration. Over the years, we’ve formed strong relationships with top-tier suppliers, licensed trades, architects, engineers, and vendors across the region. These partnerships allow us to source premium materials, access specialized services, and maintain project efficiency, without compromising on quality or compliance.
By working with us, you are connected to a trusted network of industry professionals and resources.

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What Our Clients Say..

FAQs About Construction and Remodeling in Long Island

  • Monarch Contracting provides full-service construction and remodeling solutions for Long Island properties, including residential renovations, commercial build-outs, electrical, plumbing, concrete, and project management, all coordinated under one unified team.

  • Yes. Monarch Contracting is a fully licensed and insured general contractor serving Long Island and the greater New York City area. Our team ensures all construction projects meet New York’s building codes and local regulations, whether you’re building in Nassau County, Suffolk County, or coastal neighborhoods near Montauk Highway.

  • Absolutely. Monarch specializes in commercial construction and general contracting for restaurants, offices, retail stores, and commercial buildings throughout Long Island’s business districts, from Garden City to Melville. Our construction management team coordinates every detail, ensuring compliance with building codes, efficiency, and long-term value for your business space.

  • Unlike many construction companies in Long Island, Monarch Contracting manages all trades in-house, allowing us to maintain control over quality, scheduling, and cost efficiency. We’re known for our clear communication, professionalism, and the craftsmanship that defines Long Island’s premier builders. Our process ensures every client receives transparency, accountability, and a finished result built to last.

  • We’re not a broker, we’re a full-service contractor with in-house specialists across every trade. Our transparent communication, detailed planning, and proven local expertise set us apart as one of Manhattan’s most reliable construction partners.

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