GSKI Construction Group provides expert residential and commercial roofing services throughout Winnetka, IL and the North Shore. From historic lakefront estates to classic North Shore colonials, we handle roof replacements, premium materials, and storm damage claims across Winnetka — with a warranty on every job.
No cost, no obligation — we'll come to you
Winnetka's homes are some of the finest on the North Shore, and many carry slate, cedar shake, and copper details. These roofs deserve a contractor who knows premium materials.

Full tear-off and replacement with architectural shingles, metal, wood shake, or slate. We protect Winnetka's North Shore estates.

TPO, modified bitumen, PVC, and EPDM systems for Winnetka businesses in the village center along Elm Street and Green Bay Road.

Hardie board, vinyl, stucco, and EIFS siding. Plus custom decks, gutters, windows, and masonry tuckpointing.
Led by founder Mike Garbowski, GSKI Construction has completed hundreds of projects across Winnetka and the North Shore.
Rated 5.0 on Google by Chicago-area homeowners. Our reputation speaks for itself.
Every project comes with a warranty. If you ever have a leak, we'll be there — for the life of the roof.
Storm damage? We work directly with your insurance company so you get the coverage you deserve.
Real photos from real jobs across the Winnetka area.
Slate and cedar roofs on Winnetka's older estates can last for generations when maintained, so we always assess whether repair or partial restoration makes more sense than full replacement. When replacement is the right call, we offer natural slate, synthetic slate, cedar, and premium architectural options.
Yes. We provide free, no-obligation roof inspections for Winnetka homes and businesses. We get on the roof, document what we find with photos, and give you an honest recommendation — repair, replacement, or nothing at all.
Most Winnetka roof replacements we see fall in the $15,000 – $32,000 range, depending on the size of the roof, pitch, number of layers being removed, and the material you choose. We give you a detailed written estimate after a free inspection.
Yes. If hail or wind damaged your roof, we document the damage, meet your adjuster on-site, and handle supplemental claims. Many Winnetka homeowners pay only their deductible.
Get a free, no-obligation roof inspection from Chicago's trusted experts.
Call Now: (312) 444-0240