Skip to main content
  • Building Alterations & Tenant Fit‑Outs — Safe, Code‑Compliant Renovations

    KRS Pros delivers expert building alterations, tenant fit-outs, and retrofits across NYC and the Tri-State area with 
    full DOB compliance and minimal disruption.

    Request Free Estimate
    Call Now

Comprehensive Alteration Services in NYC & Tri-State

From resizing and reshaping to fabric adjustments and custom fittings — we handle every detail with precision and care.

Perfect Fit Adjustments

Tailored resizing, hemming, and reshaping to ensure every garment fits you flawlessly and feels comfortable.


Learn More →

Custom Design Enhancements

Add unique touches, from decorative stitching to fabric overlays, for a personalized look that stands out.


Learn More →

Smart Alteration Solutions

Hidden seams, reinforced hems, and precision adjustments to keep your clothes stylish, durable, and clutter-free in your wardrobe.


Learn More →

Expert Alteration & Remodeling Services

KRS Pros performs building alteration work for commercial properties, landlords, and general contractors across NYC and the Tri‑State area. Our services include tenant fit‑outs, interior renovations, demising walls, MEP upgrades, fire protection systems, and egress improvements. We prepare permit applications, coordinate inspections, and deliver phased construction plans that minimize tenant disruption.


Our in‑house engineers handle structural modifications, stair and corridor reconfiguration, and shop drawings required for DOB approvals. We manage project schedules, subcontractor coordination, and final closeout documentation.


Our Alteration Services

From initial measurements to the final fit, our experts provide complete alteration solutions that ensure perfect results. 
Every stitch and adjustment is handled with precision, care, and long-lasting quality in mind.

Interior alterations, tenant fit‑outs & demising work

Full tenant fit-outs, demising walls, and interior reconfigurations tailored to your space and timeline.

MEP upgrades, fire protection & egress improvements

Mechanical, electrical, plumbing upgrades, sprinkler systems, alarms, and code-compliant egress paths.

Structural modifications & permit coordination

In-house engineers design structural changes and manage DOB permits, inspections, and approvals.


Phased construction for occupied buildings

Strategic phasing keeps tenants operational with off-hour scheduling and dust/noise containment.

Closeout documentation & code compliance

Complete closeout packages including certifications, inspections, and final sign-offs.

Recent Alteration Projects

Frequently Asked Questions

Do alterations require DOB permits?

Most commercial alterations require permits; we prepare and file necessary documents.

Can you perform phased tenant fit‑outs?

Yes — we plan phased work to maintain building operations and tenant access.

Do you install fire protection systems?

Yes — we coordinate sprinkler, alarm, and code-required systems with specialists.

Do you handle closeout documentation?

Yes — we compile inspections, certifications, and permit closeout materials.

Can you modify structural elements?

Yes — our engineers design structural changes and produce stamped drawings when needed.

How do you minimize tenant disruption?

We schedule noisy or disruptive work off-hours, provide clear communication, and use containment methods.

Ready to Start Your Alteration Project?

Book your free consultation with our certified alteration specialists today.

Request Free Estimate
Call Now