518-637-4472 [email protected]

experience to tackle your project, big or small.

General Contractor, Custom Renovation & Home Improvement in Lake Placid, Ny
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We specialize in general contracting and home renovation services in the North Country. With a solid track record of quality construction and customer satisfaction, we have the experience necessary to tackle almost any project, big or small.

Home addition renovation in Lake Placid

Home Additions

We will work with your architect, order all materials and coordinate subcontractors.

kitchen renovation lake placid ny

Kitchen Renovations

Working with the designer of your choice we install your custom cabinets, tile back splash, hardwood and tile floors.

Porch builder Lake Placid NY


Three season porch which can bring on an early Spring or an extended Fall!

Lake Placid Window Replacement Company

Energy Efficient Windows

Energize your home with new Energy Star Windows by companies like Anderson, Master View & Marvin.

New Garage /with Apartment

A new garage with an apartment above! One car, two cars or your own new work shop.

deck builder in Lake Placid, NY


Decks for living life outside in the Adirondacks. Which always adds to our summers!

We’ll tackle your dream project whatever that may be!

Lake Placid General Contractor. Custom Renovation. Home Improvement.

About Cornerstone Builders
of the Adirondacks, Inc.

Cornerstone Builders of the Adirondacks, Inc. is based out of beautiful Lake Placid, NY.

We have well over a decade of building experience ranging from small custom renovation projects to general home contracting and construction.

Get started on your project

If you've got a project you'd like to get started on, we'd love to hear from you. Just click the button below to let us know a little more about your project.