Wellesley Island Building Supply

Building the Thousand Islands forย over 30 Years

๐Ÿ—ธ Bath Fixtures
๐Ÿ—ธ Carpet
๐Ÿ—ธ Ceiling Tile
๐Ÿ—ธ Countertops
๐Ÿ—ธ Custom Doors
๐Ÿ—ธ Electrical

๐Ÿ—ธ Hardware
๐Ÿ—ธ Kitchen Cabinets
๐Ÿ—ธ Lighting
๐Ÿ—ธ Lumber
๐Ÿ—ธ Millwork
๐Ÿ—ธ Moldings

๐Ÿ—ธ Paint
๐Ÿ—ธ Paneling
๐Ÿ—ธ Plumbing Supplies
๐Ÿ—ธ Plywood
๐Ÿ—ธ Power Tools
๐Ÿ—ธ Roofing

๐Ÿ—ธ Siding
๐Ÿ—ธ Storm Doors
๐Ÿ—ธ Storm Windows
๐Ÿ—ธ Trusses
๐Ÿ—ธ Wallpaper
๐Ÿ—ธ Windows

#1 Marvin Windows and Doors Dealer in Northern New York

Did you know you can purchase over 67,000 different items on doitbest.com?

Even better, shipping is FREE if you choose to have your products delivered to Wellesley Island Building Supply.

Just a reminder to all of our Canadien friends. We are your Kinek pickup point for your packages. We can handle any size package. We have a forklift on site. Go to Kinek.com to establish an account. It’s fast, easy and free to sign up.




44482 County Route 191
Wellesley Island, NY 13640


Mon - Friday: 7AM - 5PM
Saturday: 8AM - 1PM


(315) 482-6600
(315) 482-5169 (fax)