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Top-Rated Roof sealant application pros in Roslyn - Updated Nov 2026

All Proven Construction, LLC
5.0(
59
)
Sealant for Roof - Apply

Serving Roslyn, NY and surrounding areas

Approved

In business since 2011

Free estimates

Credit card accepted

"I call all proven for an estimate regarding a leak that I had on my porch roof. Technician vini came for an estimate He suggested us to apply sealer on the roof and gave us good deal less that we thought that's is going to cost. He resolve our problem no more leaks in my roof.i suggest him to everyone who needs roof service,really honest guy. Thank you vini"
Response time2 days
9 neighbors recently requested a quote
Recommended by88%of homeowners
Avatar for O'Brien Brothers Contracting, Inc.
O'Brien Brothers Contracting, Inc.
4.9(
214
)
Sealant for Roof - Apply

Serving Roslyn, NY and surrounding areas

Approved

Super Service Award Winner

In business since 2015

Free estimates

Emergency services offered

"Ed was very easy to work with. He immediately discovered the problem and gave an estimate for repair and another for replacement of the roof. He explained both , was courteous, professional, and timely. I highly recommend O'Brien Brothers Contracting, Inc."
Copper flashings
Plywood
G.A.F Architectural shingles
Only the best materials
Chimney flashing and roof repairs

+53

Response time9 hrs
Response rate94%
17 neighbors recently requested a quote
Avatar for Onyx Home Construction, Inc.
Onyx Home Construction, Inc.
4.7(
139
)
Sealant for Roof - Apply

Serving Roslyn, NY and surrounding areas

Approved

Super Service Award Winner

In business since 2021

Free estimates

Emergency services offered

"I have used this company before for my roof and they are excellent. Dimitri is very professional, knowledgeable and very polite. If you want quality work this company will do a quality job. I needed several things done around the house and Dimitri did them the same day that he gave me the estimate. I look forward to using Onyx Home Construction again."
Gutter guard
Gutter Guard
Gutter Guard
Gutter Guards
Gutter Guards

+53

Response time4 hrs
Response rate99%
15 neighbors recently requested a quote
Avatar for Non Stop Home Improvements Inc
Non Stop Home Improvements Inc
5.0(
57
)
Sealant for Roof - Apply

Serving Roslyn, NY and surrounding areas

Approved

In business since 2004

Free estimates

Emergency services offered

"Great job by Deniz and his hard working men. I had to go to work when they started but my retired next door neighbor watched them and told me they worked almost non- stop on a very hot 93 degree day. I would highly recommend Deniz to anyone looking for high quality roof work."
New Roof - Setauket
New Roof - Setauket
New Roof - Setauket
New Roof - Setauket
New Roof - Setauket

+12

Response time1 day
Response rate100%
2 neighbors recently requested a quote
Avatar for Landstar Construction
Landstar Construction
5.0(
28
)
Sealant for Roof - Apply

Serving Roslyn, NY and surrounding areas

Approved

Super Service Award Winner

In business since 2015

Free estimates

Emergency services offered

"Steve from Landstar Construction was honest and gave me a very fair price. The finished job was excellent and I was extremely happy with my new roof. I highly recommend Landstar Construction for your roofing needs."
COPPER FLASHING
NEW ROOF
SKYLIGHT REPLACEMENT
SKYLIGHT REPLACEMENT
Paint Gaco

+3

Response time4 hrs
Response rate100%
135 neighbors recently requested a quote
Avatar for All Ways Construction, Inc.
All Ways Construction, Inc.
5.0(
267
)
Sealant for Roof - Apply

Serving Roslyn, NY and surrounding areas

Approved

In business since 2018

Free estimates

Emergency services offered

"Very quick service. Good quality work. Larry repaired our roof and reassured us that we should be ok for a long time. He went out of his way to get the work done ASAP so that we don t have further damage from the rain. Very polite and professional. We will be calling All Ways Construction again for additional repairs."
New chimney flashing
New supreme skylight
New supreme skylight
New plywood
New roofing asphalt shingles

+49

Response time4 hrs
Response rate86%
17 neighbors recently requested a quote
Avatar for EM Certified Construction, Inc.
EM Certified Construction, Inc.
4.9(
71
)
Sealant for Roof - Apply

Serving Roslyn, NY and surrounding areas

Approved

In business since 2000

Free estimates

Emergency services offered

"Eric was very professional. He called and arrived on time for our estimate, and even offered to take off his shoes because it was raining. He explained what needed to be done at a reasonable price. We would highly recommend Eric and his company for roof repairs. He did a great job for us."
Porch and backyard
Porch and backyard
Porch and backyard
Porch and backyard
Porch and backyard

+5

Response time7 hrs
Response rate100%
1 neighbors recently requested a quote
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