Commercial Exterior Services in Hamilton for Retail & Low-Rise Buildings

Rely on our specialized crews for siding, windows, eaves, and TPO flat roofing that minimize downtime and maximize durability.

Commercial Services: Durable Solutions with Minimal Disruption

For retail and low-rise properties in Hamilton, Gateway Exteriors offers siding, windows & doors, eaves, and TPO flat roofing. A single project manager ensures code compliance, minimal business interruption, and top-tier workmanship. Whether you need a facade upgrade or a new roof membrane, our teams deliver lasting value.

Local Roofers, Hamilton Proud

Great Service, Honest Prices

Great services, honest prices

☆☆☆☆☆ 5/5

25-Year Roofing Warranty

We back our work with a solid industry-leading 25-year roofing workmanship warranty. That blows the 10-year warranties of many competitors out of the water. How do we do it? Find out.

Certified Roofing Experts

When it comes to quality, Gateway Exteriors doesn’t mess around. We’re Home Depot Pro members, and our team is GAF-certified, Certified Green Roofers, and even Google Guaranteed partners!

Comprehensive Insurance

We take roof safety seriously. We’re fully licensed, bonded, and carry multi-million dollar liability insurance. Plus, we’re in good standing with the Workplace Safety and Insurance Board.

Year-Round Services

Dependable service, rain or shine. Our team is ready to help you every day of the year. Give us a call or send us an email—we’re here to provide the support you need, whenever you need it.

Maintenance Programs

Keep your roof and home in prime condition with Gateway’s comprehensive maintenance programs. We take care of everything from roof repairs to attic inspections and exterior checks, making sure your home stays safe and sound.