J. C. Tonnotti Window Company

J. C. Tonnotti Window Company www.JCTonnotti.com
Windows-Doors-Roofing-Siding
Call 860-621-1642
"A Name You Can Rely On!" J.C.

Tonnotti Window Company is located in Southington, CT and has been installing replacement windows & doors in Connecticut since 1985. As a fully licensed and insured home improvement company, services the state of CT. Specializing in replacement window installations
+ home improvements; doors, siding, roofs...

Another J.C. Tonnotti project day starts right here. 🏡We bring the same focus to every home: quality materials, careful ...
09/04/2026

Another J.C. Tonnotti project day starts right here. 🏡

We bring the same focus to every home: quality materials, careful workmanship, and attention to the details from start to finish.

Proud to serve Connecticut homeowners since 1979

09/02/2026

Deep Moss shake siding completely changes the energy of this home. Paired with crisp new Harvey windows and a fresh entry door, every detail works together seamlessly. That final step back to take in the completed look never gets old.

Thinking about upgrading your curb appeal? Send us a message to get started.

Window frames and exterior shutters both need to sit perfectly plumb.Planning a window project? Schedule a consultation ...
08/31/2026

Window frames and exterior shutters both need to sit perfectly plumb.

Planning a window project? Schedule a consultation with J.C. Tonnotti.

Happy Monday everyone!!!
08/31/2026

Happy Monday everyone!!!

08/28/2026

Vintage Dublin is a color that commands attention. This rich siding pairs perfectly with fresh antique parchment trim to completely refresh the exterior. New Harvey windows and updated doors complete the look while boosting energy efficiency. The finished home feels brand new from every angle.

Ready to upgrade your home exterior? Contact us today to get started.

A full exterior upgrade. This project included 3 Harvey® double-hung windows, a new patio door, 2 entry doors, and 19 sq...
08/26/2026

A full exterior upgrade.

This project included 3 Harvey® double-hung windows, a new patio door, 2 entry doors, and 19 squares of Mastic Carvedwood vinyl siding in Vintage Dublin.

First step is making sure the ladder stabilizers are set flat against the siding before we get to work on the windows. T...
08/24/2026

First step is making sure the ladder stabilizers are set flat against the siding before we get to work on the windows.

Taking an extra minute out here helps protect the exterior, and the inside of the house gets that exact same respect.

Another one wrapped up the JC Tonnotti way. 🪟🏡This two-day Harvey® window project brought a fresh, finished look to the ...
08/21/2026

Another one wrapped up the JC Tonnotti way. 🪟🏡

This two-day Harvey® window project brought a fresh, finished look to the home with new construction windows, custom shapes, and skylights, all installed with the attention to detail that matters just as much as the product itself.

Clean lines, more natural light, and craftsmanship built to last.

08/19/2026

The real magic happens long before the final exterior piece goes up. Proper flashing and weatherproofing are what actually keep your home dry and draft-free for decades.

Because our in-house crew handles every single layer, we know exactly what is protecting your walls.

Send us a message if you want an exterior built to last.

A fresh look at Smokin’ With Chris 🏡This exterior upgrade brought together CertainTeed Sandstone Beige siding, black gut...
08/17/2026

A fresh look at Smokin’ With Chris 🏡

This exterior upgrade brought together CertainTeed Sandstone Beige siding, black gutters, new Harvey windows, and a new entry door. Place is looking sharp and ready for the dinner rush. 👌

Address

205 Bristol Street
Southington, CT
06489

Opening Hours

Monday 7:30am - 4pm
Tuesday 7:30am - 4pm
Wednesday 7:30am - 4pm
Thursday 7:30am - 4pm
Friday 7:30am - 4pm

Telephone

+18606211642

Website

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