R.W Mulligan

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R.W Mulligan A Division of Restoration Energy

Roofing, Siding and Gutters installer
GAF Master Elite Certified Installer
Standing seam metal roofing
Cedar siding and roofing
Hardie siding
CertainTeed vinyl siding
Aluminum and copper gutters

10/01/2026

We completed an amazing project for a customer today.
Installed beautiful tapersawn cedar in Shelter Island.
This material ensures long-lasting durability for your home. 🏠
Our work highlights true craftsmanship in every detail, including the lead coated copper valley flashing and more!
Trust our professional experience for your next job.
Call us for a free estimate today!

RW Mulligan

(631)727-7555
(Riverhead, NY)
Roofing Siding Gutters

09/21/2026

A little bit of the progress we are making out here in Shelter Island!!Stay tuned to see how this beautiful tapersawn ce...
09/17/2026

A little bit of the progress we are making out here in Shelter Island!!
Stay tuned to see how this beautiful tapersawn cedar roof comes together with the quality work of RW Mulligan 😎😎



09/17/2026

09/16/2026

Address

Riverhead, NY
11901

Opening Hours

Monday 8:30am - 4pm
Tuesday 8:30am - 4pm
Wednesday 8:30am - 4pm
Thursday 8:30am - 4pm
Friday 8:30am - 4pm

Telephone

+16317277555

Website

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