Updated June 2026

Best Commercial Roofing Contractors in Buffalo

The 7 best commercial roofing contractors serving Buffalo, NY — independently researched and ranked. No paid placements.

Commercial and industrial roofing in Buffalo covers offices, retail centres, warehouses, and multi-unit buildings — most using low-slope membrane systems such as TPO, EPDM, and modified bitumen. The 7 contractors below were selected from our full Buffalo top 10 as the strongest for commercial work, ranked by experience, manufacturer certifications, BBB standing, and verified reputation.

Buffalo's commercial roofing market is defined by two overriding factors: the lake-effect snow system that delivers some of the highest annual snowfall totals of any major US city, and a legacy industrial and commercial building inventory — steel mills, grain elevators, warehouses, and early-twentieth-century manufacturing facilities — that carries aging low-slope roofing assemblies under extreme annual snow loading. The combination demands commercial roofing contractors with genuine engineering understanding of structural snow load capacity, drainage design, and the membrane systems that perform reliably under repeated cycles of snow accumulation, melt, refreeze, and high-wind Lake Erie exposure.

Newer commercial construction in the Buffalo metro — along the Transit Road corridor, in Cheektowaga, and in the revitalized Larkinville and Cobblestone districts — uses modern single-ply membranes and insulation assemblies designed to current New York energy code requirements. However, the city's substantial legacy commercial stock presents ongoing maintenance and replacement challenges that require contractors experienced in both legacy system management and the code compliance issues that arise when older buildings are brought up to current standards. Western New York's in-house crew model — contractors who use direct employees rather than subcontractors — is a meaningful quality differentiator in this environment.

Quick Comparison

Rank Company Specialty Experience BBB Website
1 Try-Lock Roofing Best for Commercial & Flat Roofs Since 1926 Visit
2 Neth & Son Inc. Best for Slate & Historic Roofs Since 1973 Listed Visit
3 Sahlem's Roofing & Siding Best for Large-Scale Projects Since 1976 Accredited Visit
4 Besroi Roofing & Siding Best for Full-Exterior Work Since 1960 Listed Visit
5 O'Connor Contracting Best for Storm Damage Since 2014 A+ Accredited Visit
6 AVA Roofing & Siding Best Value Local Accredited Visit
7 Buffalo's Best Roofing Company Best Newcomer Local A+ Accredited Visit

Detailed Reviews

#2

Neth & Son Inc.

Best for Slate & Historic Roofs
ExperienceSince 1973 (50+ Years)
BBB StatusListed
SpecialtyResidential, Commercial & Slate Roofing
Service AreaBuffalo & Western New York

Established in 1973, Neth & Son is a licensed, insured and bonded contractor handling residential, commercial and specialty work including slate roofing and custom sheet-metal fabrication. It is a member of the National Roofing Contractors Association and the Buffalo Niagara Partnership, and offers a 20-year no-dollar-limit warranty on labor and materials. The firm covers flat-roof repair, roof coatings and emergency service across WNY.

Slate Roofing Roof Replacement Commercial Flat Roofing Roof Coatings Sheet Metal Roof Repair Emergency Service
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#3

Sahlem's Roofing & Siding

Best for Large-Scale Projects
ExperienceSince 1976 (45+ Years)
BBB StatusAccredited
SpecialtyResidential & Commercial Roofing
Service AreaBuffalo & Western New York

West Seneca contractor founded in 1976 that states it has worked on more than 25,000 homes and businesses across the Buffalo area. Sahlem's staffs roughly 70 full-time roofing employees rather than subcontractors and is a BBB-accredited business. It offers roofing, siding, windows, doors, gutters and sheet-metal work for both residential and commercial clients.

Roof Replacement Commercial Roofing Roof Repair Siding Windows Doors Gutters Sheet Metal
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#4

Besroi Roofing & Siding

Best for Full-Exterior Work
ExperienceSince 1960 (60+ Years)
BBB StatusListed
SpecialtyResidential & Commercial Roofing & Siding
Service AreaBuffalo & Rochester, NY

Family-owned contractor founded in 1960 (the name is short for 'Best Roofing Incorporated'), now in its third generation and serving both the Buffalo and Rochester markets. Besroi states its staff are tested and certified by individual roofing manufacturers in the installation of their products. The company covers roofing, siding, decks, trim, gutters, windows and doors for residential and commercial customers.

Roof Replacement Roof Repair Commercial Roofing Siding Gutters Windows Doors Decks
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#5

O'Connor Contracting

Best for Storm Damage
ExperienceSince 2014 (10+ Years)
BBB StatusA+ Accredited
SpecialtyResidential & Commercial Roofing
Service AreaBuffalo & Western New York

Buffalo-based contractor founded in 2014 by Kris O'Connor, specializing in storm-damage repair and insurance-claim work alongside roof installation, repair and replacement. O'Connor Contracting is a GAF Master Elite contractor (a designation held by a small share of U.S. roofers) and carries a BBB A+ rating. It provides 24-hour service and also handles siding, gutters, soffit, fascia and skylights.

Storm Damage Roof Replacement Roof Repair Commercial Roofing Siding Gutters Skylights Emergency Service
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#6

AVA Roofing & Siding

Best Value
ExperienceEstablished local roofer
BBB StatusAccredited
SpecialtyResidential & Commercial Roofing & Siding
Service AreaBuffalo & Western New York

Family-owned Buffalo contractor whose leadership cites over six decades of combined roofing experience and which describes itself as a BBB-accredited business and multi-year Angie's List Super Service Award winner. AVA works with CertainTeed, Owens Corning and Atlas architectural shingles and Velux skylights. The firm offers roofing, siding, stone and composite cladding, gutters, windows, doors and seasonal roof snow removal.

Roof Replacement Roof Repair Commercial Roofing Siding Gutters Skylights Snow Removal Windows
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#7

Buffalo's Best Roofing Company

Best Newcomer
ExperienceEstablished local roofer
BBB StatusA+ Accredited
SpecialtyResidential & Commercial Roofing
Service AreaBuffalo & Western New York

Cheektowaga-based, family-owned and operated contractor holding the CertainTeed SELECT ShingleMaster designation and a BBB A+ accredited rating. Buffalo's Best Roofing handles asphalt-shingle and metal residential roofs as well as commercial TPO, EPDM and modified-bitumen systems and coatings. It also provides ice-dam removal, roof tarping and other emergency storm services, plus gutters, siding, windows and doors.

Roof Replacement Roof Repair Metal Roofing Commercial Roofing Ice Dam Removal Storm Damage Siding Gutters
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When Lake Erie Snow Loads, Great Lakes Wind Uplift, and Buffalo's Industrial Heritage Shape Commercial Roofing Decisions

When Snow Load or Drainage Capacity Is a Structural Concern

Buffalo's lake-effect events can deposit several feet of heavy wet snow in a short period, and commercial flat roofs that lack adequate internal drain capacity or that have accumulated ice dam blockages at drains are at structural risk during peak events. A commercial roofing specialist will assess drain size, overflow scupper placement, and structural load capacity as the first step in any maintenance or replacement engagement — addressing drainage before membrane work ensures the new system performs under the actual loading conditions the building experiences.

When a Legacy Industrial Building Needs a Modern Membrane System

Buffalo's inventory of older industrial properties — many now being converted to mixed-use, creative office, or light manufacturing uses — carries roofing assemblies that predate modern single-ply membrane systems. Converting these buildings often requires addressing asbestos-containing built-up roofing, corroded steel decks, and structural wood nailers that must be remediated before a modern system can be installed. Commercial specialists with Western New York experience understand the remediation and restoration sequence for these legacy structures.

When High-Wind Uplift Requirements Drive System Specification

Lake Erie wind exposure gives Buffalo some of the highest sustained commercial roof wind loads in the northeastern United States. Commercial roofing systems must be designed and installed to meet New York State Building Code wind uplift requirements appropriate for the local exposure category, and edge metal, perimeter fastening density, and corner zone attachments must be engineered accordingly. A commercial specialist will provide wind uplift documentation as standard project deliverable.

Frequently Asked Questions

How many commercial roofing contractors are in Buffalo?

Our directory lists 7 independently verified commercial roofing contractors serving Buffalo, New York, ranked by experience, certifications and reputation. Try-Lock Roofing is ranked #1. There are no paid placements.

How do I choose a commercial roofer in Buffalo?

Confirm licensing and insurance for New York, ask for commercial project references in Buffalo, get multiple written quotes, and check each contractor's BBB standing. Every company listed here has been independently researched.

What commercial roofing membranes are most appropriate for Buffalo's lake-effect snow climate?

EPDM has a long and well-documented track record in cold-climate commercial roofing because it retains elasticity at very low temperatures without becoming brittle and cracking under snow load deformation. TPO is equally viable when installed with mechanically attached fastening appropriate for the wind uplift loads the Erie corridor generates. Both systems require drain design that anticipates ice blockage — internal drains with heat-trace capability are common on Buffalo commercial properties where drain freeze-over is a recurring operational issue.

Does New York State require licensing for commercial roofing contractors in Buffalo?

New York does not have a statewide roofing contractor license, but the City of Buffalo and Erie County may require local business registration and building permits for commercial roofing work. Commercial property owners should confirm that their roofing contractor carries current general liability insurance, workers' compensation coverage, and any municipal registrations required for the project location. For projects involving hazardous materials, New York State DEC regulations govern asbestos abatement procedures independently of contractor licensing.

How should a Buffalo commercial property owner manage a roof during a severe lake-effect event?

Before winter, ensure that internal drains are cleaned and that overflow scuppers are unobstructed — a blocked scupper is the primary cause of catastrophic flat-roof overload during heavy snow events. During severe events, commercial property managers should monitor roof load accumulation, particularly in areas downwind of parapet walls where drifting multiplies load relative to the field. If load appears to be approaching structural limits, evacuation and emergency snow removal should be coordinated with a qualified contractor or structural engineer rather than undertaken with unskilled crew.

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