Top-Rated Roofers in Staten Island, NY | Emergency Service
Licensed, insured experts ready to help now. Your satisfaction is our top priority.
What We Do
Roofers Services
Expert work. Fair pricing. Respect for your time — every job, guaranteed.
Emergency Roof Repair
When your roof fails, we answer the call immediately with expert repairs that stop leaks and prevent further damage. Our licensed, insured team handles urgent situations so your home is protected fast.
Roof Replacement
If your roof is beyond repair, we manage the entire replacement process with professional craftsmanship and quality materials. From inspection to final cleanup, we handle it all.
Roof Installation
New construction or new build? Our expert installers ensure your roof is built to last with proper techniques and premium installation standards. We work efficiently without cutting corners.
Gutter Replacement
Faulty gutters lead to water damage and foundation problems—we replace them with precision and durability in mind. Our gutter work protects your entire home's structural integrity.
Siding Replacement
Damaged siding compromises your home's weather protection and curb appeal. We deliver professional siding replacement that restores both function and beauty.
What Clients Say
Real Google Reviews
I have been using Alter Phase between 2 properties for about a year now. I thought they only did roofing which was the 1st job I hired them for in early 2025. I couldn't be there but my brother and one of my tenants said they are very professional. Recently I had an emergency…
Quick, reliable and does OUTSTANDING work. We had a leak on our roof and made calls and left messages. They were the only company that called me back with in 10 min, they gave me an appointment the same day to come out and check out our roof. When we agreed to use them they were…
Alter Phase Roofing Contracting did an excellent job from start to finish. The team was professional, punctual, and very skilled in their work. Communication was clear throughout the project, and everything was completed on time. The quality of workmanship exceeded my expectation…
Shout to Mark and crew! Last snow storm did some damage to the gutters and fascia and needed replacing/repair. Mark came out same day I called, inspected and gave me a price, I put down a deposit, and his crew got everything done within a day. New gutters look great and fascia fi…
Had some damage during the wind storm and they did an amazing job. Everything was timely, sufficient and did great work. Would recommend
Our Story
About Alter Phase Roofing Contracting
Alter Phase Roofing Contracting is the roofing company where you're more than a job number. Serving Staten Island and New York City with years of trusted expertise, we respond fast to emergencies and deliver professional results every time. Your neighbors trust us—you can too.
Alter Phase Roofing Contracting is the roofing company where you're more than a job number.
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