Manhattan apartments · co-ops · condos · pre-war buildings

Renovation Contractor in Manhattan
Apartment, Co-op & Condo Renovation

Sani Building Corp is a trusted Manhattan renovation contractor and general contractor — specializing in apartment renovations, co-op & condo remodels, pre-war restorations, gut renovations, and kitchen & bathroom remodels. Serving the Upper East Side, Upper West Side, Tribeca, SoHo, Chelsea and all of Manhattan. Fully insured. Free estimates within 24 hours.

Get Free Estimate 📞 Call (332) 277-0990

Renovation Contractor Manhattan

Trusted Renovation Contractor
Throughout Manhattan

For over 10 years, Sani Building Corp has been a trusted Manhattan general contractor and renovation contractor. We specialize in apartment renovation across high-rise co-ops, condos and pre-war buildings — maximizing compact Manhattan square footage while protecting prewar detail and meeting strict building requirements.

From doorman buildings on the Upper East Side and Upper West Side to lofts in Tribeca and SoHo, we understand co-op and condo renovation in Manhattan — board packages, alteration agreements, building hours, elevator scheduling and insurance. Whether you searched "apartment renovation NYC," "gut renovation NYC" or "general contractor Manhattan," we handle every detail in-house.

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4.9 Star Rated · 62+ ReviewsTrusted by Manhattan homeowners since 2015

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Fully InsuredLiability insurance & worker compensation

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Co-op & Condo ApprovedExperienced with Manhattan co-op and condo board packages and alteration agreements

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Free Detailed EstimatesWritten quotes within 24 hours

Renovation contractor Manhattan - Sani Building Corp

What We Do

Manhattan Renovation & Remodeling
Services for Homes & Businesses

From a single co-op bathroom remodel to a full gut renovation, we handle apartment, co-op and condo renovation throughout Manhattan — for residents and commercial spaces.

Apartment Renovation

Full-service apartment renovation in Manhattan — co-ops, condos and rentals. We maximize compact square footage, open up layouts where boards allow, and deliver a complete apartment renovation NYC homeowners trust, from demo to final finish.

Co-op & Condo Renovation

Experienced co-op and condo renovation contractors. We prepare board packages, work within alteration agreements and building hours, coordinate elevator scheduling, and carry the insurance Manhattan buildings require.

Gut Renovation

Complete gut renovation in NYC — taking an apartment down to the studs and rebuilding plumbing, electrical, walls and finishes. Ideal for dated pre-war units that need a full modern reset.

Pre-War Restoration

Pre-war apartment renovation that protects original character — restoring moldings, plaster, hardwood and detail while updating kitchens, bathrooms and systems for modern living.

Bathroom Remodel Manhattan

Bathroom remodel Manhattan residents rely on — walk-in showers, custom vanities, premium tile and waterproofing, engineered for compact city bathrooms and strict building requirements.

Kitchen Remodel Manhattan

Kitchen remodel Manhattan apartments need — custom cabinetry, countertops and smart storage that make the most of tight city kitchens without sacrificing style.

Painting, Flooring & Carpentry

Interior painting, hardwood and tile flooring, plus custom carpentry, trim and built-ins — the finishing trades that complete any Manhattan apartment renovation.

Commercial Renovation

We renovate Manhattan offices, retail stores and restaurants — commercial bathrooms, build-outs and storefronts — scheduled around your business hours to minimize downtime.

Water Damage Restoration

Restoration contractors for Manhattan water damage — leak repair, mold remediation, drywall and full restoration after floods or burst pipes in apartments and buildings.

Our Process

How We Renovate Manhattan Properties
Step by Step

Free Consultation

We visit your Manhattan apartment or property, review your building's rules, take measurements, and learn your goals and budget.

Detailed Estimate

You receive a clear written estimate within 24 hours — itemized labor and materials, with no hidden costs.

Project Planning

Schedule the project, order materials, coordinate board approvals and building scheduling, and stage the work.

Demolition & Prep

Existing materials are demolished carefully, hallways and elevators protected, and debris removed responsibly from your building.

Trades & Construction

Plumbing, electrical, structural, framing and drywall — every trade coordinated in-house for your Manhattan project.

Finishes Installation

Tile, flooring, paint, cabinets, trim and every final finish are installed with precision throughout your apartment.

Quality Inspection

We run multi-stage quality checks at every phase so your Manhattan renovation holds to a high standard.

Final Walkthrough

We walk the finished space with you, complete a full cleanup, and hand over your warranty documentation.

Customer Reviews

What Manhattan Clients Say
About Our Work

★★★★★

"Renovated both bathrooms in our UES co-op. They handled all the building approvals and insurance certificates. The work is impeccable - marble tile, custom vanities, beautiful fixtures."

William P.

Upper East Side, Manhattan

★★★★★

"Complete kitchen gut renovation in our Tribeca loft. Custom cabinetry, Calacatta marble counters, professional appliances. They worked through building restrictions seamlessly."

Elizabeth M.

Tribeca, Manhattan

★★★★★

"Full apartment renovation on the Upper West Side. Removed walls, opened up the space, new kitchen and bathrooms. They managed the entire co-op approval process for us."

Robert K.

Upper West Side, Manhattan

★★★★★

"Painted our SoHo loft including 14-foot ceilings and exposed brick walls. The paint job is flawless and they protected our furniture and art perfectly."

Patricia D.

SoHo, Manhattan

★★★★★

"Kitchen renovation in our Chelsea high-rise. Custom Italian cabinets, induction cooktop, integrated appliances. They worked within all building hours and rules."

Daniel H.

Chelsea, Manhattan

★★★★★

"Compact bathroom renovation in our Village apartment. They maximized the small space brilliantly - walk-in shower, custom vanity, and storage solutions. Looks twice as big."

Margaret W.

Greenwich Village, Manhattan

Common Questions

Renovation Contractor Manhattan
FAQs

How much does renovation cost in Manhattan?

Renovation costs in Manhattan vary widely. Single-room renovations from $8,000, full apartment renovations $40,000-$150,000+, whole-home renovations $80,000-$400,000+. We provide free detailed estimates.

How long does a renovation take in Manhattan?

Project timelines in Manhattan vary: single room 1-3 weeks, full apartment 8-16 weeks, whole home 3-9 months. We provide accurate timelines after consultation.

What services do you offer?

We are a full-service renovation contractor offering bathroom renovation, kitchen renovation, painting, flooring, carpentry, water damage restoration, and complete home renovations.

Do you serve all of Manhattan?

Yes - we serve all neighborhoods throughout Manhattan. Our team regularly works in Upper East Side, Upper West Side, Tribeca, SoHo, Chelsea, and surrounding areas.

Are you fully insured in Manhattan?

Yes. Sani Building Corp is fully insured to perform renovation work in Manhattan with comprehensive liability insurance and worker compensation. We provide certificates on request.

Do you work with Manhattan co-ops and condos?

Yes. We regularly work in Manhattan co-ops and condos. We are familiar with alteration agreements, building rules, and insurance requirements. We handle all required paperwork.

How much does an apartment renovation cost in Manhattan?

Manhattan apartment renovations vary widely. A bathroom or kitchen remodel often runs $20,000-$60,000+, while a full gut renovation of an apartment runs $150,000-$500,000+ depending on size and finishes. We provide free, itemized estimates.

Do you handle co-op and condo board approvals?

Yes. We routinely prepare board packages and work within alteration agreements, building hours and insurance requirements for Manhattan co-ops and condos, so the approval process stays smooth.

Do you do gut renovations in NYC?

Yes. We perform full gut renovation in NYC — taking an apartment to the studs and rebuilding plumbing, electrical, walls and finishes, which is ideal for dated pre-war units.

Can you renovate a pre-war apartment without losing its character?

Absolutely. Pre-war restoration is a specialty - we preserve original moldings, plaster and hardwood while modernizing kitchens, bathrooms and systems.

Renovation Contractor in Manhattan
Apartment, Co-op & Condo Renovation

Trusted Renovation Contractor
Throughout Manhattan