Commercial Construction & Renovation Services
Looking for commercial contractor westchester nyc in NYC? Licensed & Insured | Night & Weekend Scheduling | Offices, Retail, Restaurants, Medical
Professional Commercial Contractor Westchester Nyc in NYC
GCMM Home Improvement LLC — Commercial Division
Commercial Contractor for the NYC Metro Area
GCMM Home Improvement provides full-service commercial construction and renovation for businesses across Westchester County, New York City, Long Island, and Northern New Jersey. From office build-outs and tenant improvements to retail storefronts, restaurant construction, and medical facility renovations, our commercial division delivers the same quality craftsmanship that has built our reputation in residential work — with the specialized capabilities that commercial projects demand.
Commercial construction is fundamentally different from residential. Business owners need contractors who can work nights and weekends to avoid disrupting operations, coordinate with building management and landlords, navigate commercial building codes and ADA compliance requirements, and deliver on tight timelines because every day your space is under construction is a day you are losing revenue. GCMM understands these pressures and structures every commercial project around your business needs.
We carry full commercial general liability insurance, workers compensation, and bonding. We provide certificates of insurance to landlords, building management companies, and co-op/condo boards on every project. Our team is experienced with NYC DOB commercial permits, Westchester municipal commercial approvals, and NJ UCC requirements.
Our Commercial Services
Office Build-Outs
Complete office construction from shell space. Tenant improvements, partition walls, conference rooms, reception areas, server rooms, and open floor plans. Learn more →
Our commercial contractor westchester nyc team in NYC specializes in creating functional, code-compliant spaces tailored to your practice.
Commercial Painting
Interior and exterior painting for offices, retail stores, restaurants, lobbies, and common areas. Night and weekend scheduling available. Learn more →
Restaurant & Retail
Full build-outs for restaurants, cafes, retail stores, and storefronts. Health department compliance, specialty finishes, and signage prep. Learn more →
Medical Offices
Healthcare facility construction including doctor offices, clinics, therapy centers, and urgent care. HIPAA-compliant layouts and medical-grade finishes. Learn more →
Commercial Bathrooms
ADA-compliant commercial bathroom renovation. High-traffic materials, commercial fixtures, partition systems, and automatic fixtures. Learn more →
Commercial Flooring
LVT, epoxy, carpet tile, ceramic, and porcelain installation for commercial spaces. High-traffic rated materials and ADA-compliant transitions. Learn more →
Why Choose GCMM for Commercial Work
Licensed & Insured
Full commercial liability, workers comp, and bonding. Certificate of insurance provided for every project.
Night & Weekend Scheduling
We work around your business hours. After-hours, overnight, and weekend work available to minimize disruption.
Minimal Business Disruption
Phased construction, dust barriers, noise management, and clean work practices keep your business running smoothly.
One Point of Contact
Dedicated project manager for every commercial job. You deal with one person who coordinates all trades and timelines.
Industries We Serve
Law firms, financial services, tech companies, co-working spaces, startups
Stores, boutiques, restaurants, cafes, bars, hotels, salons
Doctor offices, physical therapy, urgent care, optometry, chiropractic. Dental offices →
Lobbies, hallways, common areas, laundry rooms, fitness centers, parking structures
Schools, daycares, houses of worship, community centers, nonprofit offices
Warehouses, light manufacturing, distribution centers, storage facilities
Frequently Asked Questions
How much does commercial renovation cost in Westchester and NYC?
Commercial renovation costs vary widely by project type. Office build-outs run $80-$200 per square foot, retail/restaurant build-outs $100-$250 per square foot, and medical office construction $150-$400 per square foot. Painting, flooring, and bathroom renovations are priced per project. Contact GCMM for a free estimate specific to your commercial space.
Do you work nights and weekends for commercial projects?
Yes. We understand that construction during business hours costs you revenue. GCMM offers after-hours, overnight, and weekend scheduling for commercial projects. We coordinate with building management to ensure work happens when it least impacts your operations.
Are you licensed for commercial work in NYC and Westchester?
Yes. GCMM is licensed and insured for commercial construction in New York and New Jersey. We carry full general liability insurance, workers compensation, and can provide bonding when required. Certificates of insurance are provided for every project.
Do you handle commercial building permits?
Yes. We manage the entire permit process for commercial projects including NYC DOB commercial alteration permits, Westchester municipal approvals, and NJ UCC permits. Our team handles applications, plan submissions, and coordinates all inspections.
What is the typical timeline for a commercial build-out?
Timelines depend on scope: small office renovations take 2-4 weeks, mid-size build-outs 4-8 weeks, and full commercial build-outs 8-16 weeks. Restaurant and medical office projects tend toward the longer end due to specialized systems. Permit processing adds 2-6 weeks depending on jurisdiction.
Service Areas
GCMM provides commercial construction and renovation services across the NYC metro area. Find your zip code below or call (347) 961-7357 for service in your area.
Westchester County
10701-10710
10801-10805
10583
10538
10543
10580
10573
10528
10591
10550-10553
10562
10708
10709
10522
10549
10514
10566
New York City
Long Island
11530
11030
11501
11550-11551
11570
11787
Northern New Jersey
07030
07024
07601
07652
07631
07666
07450
07470
07042-07043
07960
07055
GCMM commercial construction and renovation is available in Westchester County (10501-10710), all NYC boroughs (10001-11697), Nassau and Suffolk Counties on Long Island, and Northern New Jersey (07024-07666). We serve commercial clients in White Plains 10601, Yonkers 10701, New Rochelle 10801, Scarsdale 10583, and throughout the tri-state area. Call (347) 961-7357 for a free commercial estimate.
Ready to Start Your Commercial Project?
Get a free estimate for your commercial construction project. Licensed, insured, and trusted across the NYC metro area.