Roof Contractor in Jersey City, NJ | Gaby Roofing
Family-owned roofing contractor in Jersey City NJ for 23+ years. Modified bitumen torch down, Tri-Built 985 silicone coatings, Owens Corning shingle work — written warranties, free evaluations, and we know the Jersey City building department by name.
Roofing Services
in Jersey City
Jersey City’s roof stock is the most varied in Hudson County — historic Downtown brownstones, the Heights district’s pitched-roof colonials, Journal Square multifamilies, and Bergen-Lafayette frame houses each demand different systems. We handle torch-down modified bitumen on the brownstones, Owens Corning architectural shingles in the Heights, and silicone restorations across the multifamily belt down to Greenville. Twenty-three years of relationships with Jersey City’s Department of Housing, Economic Development & Commerce means our filings clear faster than out-of-area contractors’.
Flat Roofing
Modified bitumen torch-down and Tri-Built 985 silicone coatings — the systems that hold up to Jersey City winters and Hudson humidity.
Learn more →Shingle Roofing
Owens Corning architectural shingles for the pitched roofs you’ll find around Jersey City and the surrounding Hudson County area.
Learn more →Exterior Siding
Hardie board, vinyl, and full façade replacements — paired with roofing for whole-exterior projects.
Learn more →Why Flat Roofs Rule Jersey City’s Skyline
From the Heights down to Greenville, Jersey City rooftops tell one story: block after block of low-slope membrane running parapet to parapet. The brownstones Downtown, the walkups around Journal Square, the multifamily belt through Bergen-Lafayette — most of it went up attached, and attached buildings get flat roofs. But the Heights and the West Side tell a second story — street after street of pitched shingle homes, and they’re a real share of our work. We replace those roofs with Owens Corning, GAF, and CertainTeed architectural shingle systems — full tear-off, never an overlay. Flat roofing made Gaby Roofing’s name in Jersey City, NJ; shingle roofing keeps our crews just as busy. Twenty-three years on these roofs taught us which details fail first — and it’s almost never the field membrane. It’s the edges, the drains, and the flashing.
Silicone restoration over a Hudson County flat roof.
Brownstones, Walkups, and Roof Drainage in Jersey City
There’s no single playbook for Jersey City roofs. A Downtown brownstone with a roof deck and shared parapets is a different job from a Journal Square walkup with tenants in place — and both differ from a wood-frame Heights home catching river wind. What they share is water that has nowhere to go unless somebody engineered it a path.
We rebuild scuppers, replace internal drains, reset parapet flashing, and slope insulation toward the drain instead of away from it. On deck roofs, we lift or remove the deck, re-membrane underneath, and put it back — most leaks on those buildings start at deck mounts and flashing transitions, not in the open field.
Then there’s the logistics Jersey City, NJ demands: staging material on tight lots, keeping sidewalks clear, working floor by floor in occupied buildings so nobody gets displaced. After 23 years here, that part is routine for Gaby Roofing. For a contractor coming in cold, it’s where the job goes sideways.
JC’s six neighborhoods each carry different roof needs — Heights pitched roofs catch wind off the river and need 130 mph-rated shingles, Downtown brownstones need parapet flashing and roof-deck expertise, Journal Square multifamilies need systems that can be replaced without displacing tenants, and the West Side single-families run more like suburban roofs. Different specs, different prices, different installation timelines.
Jersey City Roofing
Permits, Inspections, &
The Building Department
Jersey City’s permit process runs through one of the busiest building departments in the state — and after 23 years of filings, Gaby Roofing knows exactly what its reviewers want to see.
- Complete applications the first time, so reviews don’t bounce back
- Experience with Jersey City’s historic districts and the documentation reroofing there requires
- Tenant and property-manager coordination for the multifamily belt around Journal Square and Bergen-Lafayette
- Inspection scheduling handled by us from permit to final sign-off
The 25% Rule in Jersey City
Here’s the part of New Jersey’s reroofing code that catches Jersey City owners off guard: repair more than 25% of your roof within any 12-month stretch and the code stops calling it a repair.
The whole roof must then meet current standards — ice-and-water shield, drip edge, correct underlayment, the works. The code also caps how many roofing layers can stack up before a tear-off becomes mandatory. On Jersey City’s older brownstone and walkup roofs, where one tired membrane often hides another underneath, a “small patch” can trip that wire fast. Before we touch anything, we measure the affected area against the 25% threshold and tell you which side of the line you’re on. Get this wrong and you’re looking at a revoked permit, a failed inspection, or a problem surfacing when you sell.
For Jersey City homeowners, this matters because patchwork repairs on an aging flat roof can quickly cross the 25% line. We assess every job up-front and tell you exactly where you stand: small repair, full replacement, or a silicone restoration that rides between the two.
Why it matters: doing this wrong opens you up to permit revocation, failed inspections, and insurance issues at sale time.
Local Jersey City Roofing Company
Variety is the defining thing about roofing in Jersey City, NJ. Brownstones along Newark and Wayne Downtown, Victorians off Central Ave in the Heights, the multifamily stretch through Journal Square and Bergen-Lafayette, single-families out toward the West Side — we’ve put roofs on all of them, and we price each one by what it needs, not off a per-square chart.
You won’t reach a call center at 201-638-8556; you’ll reach a roofer. Damian still walks every estimate himself, and the crew that quotes your roof is the crew that builds it. No franchise, no commissioned salespeople — just Gaby Roofing, a licensed, bonded, and insured Hudson County family company (NJHIC #13VH11705800) with a 4.9-star Google rating across 155 reviews and 23 years at this. Verify our license anytime through the New Jersey Division of Consumer Affairs.
What Our Jersey City Clients Say
Recent reviews from homeowners and property managers around the city.
“The team at Gaby’s roofing was a pleasure to work with. They quickly scheduled a time to inspect our roof and provided us an estimate for necessary repairs. They were knowledgeable about the work that needed to be done.”
“A very professional, timely, detailed installation. Gaby Roofing kept me informed of all the steps throughout the process. I highly recommend them!”
“Had a wonderful experience. Great communicators. They came as promised. Worked quickly and cleanly. Damien answers you whenever you call or text him.”
Roofing FAQ — Jersey City
Get a Free Jersey City Roof Inspection
Whether it’s a Heights shingle roof or a Downtown brownstone membrane, Gaby Roofing will look at it free of charge. Same-week visits anywhere in Jersey City, a straight answer, and a written price that holds — backed by our written workmanship warranty.