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GS Construction is a family-owned, licensed and insured remodeling contractor based in the Chicago suburbs, specializing in kitchen, bathroom, and whole-home renovations. Operating since 2015 with 40+ years combined experience.

GS Construction serves Chicago and the surrounding suburbs in Cook, Lake, and DuPage counties, including Arlington Heights, Palatine, Inverness, Hoffman Estates, Lake Zurich, Barrington, Schaumburg, and Glenview, IL.

Kitchen remodeling, bathroom remodeling, whole-home renovations, basement finishing, and home additions. We handle design, demolition, plumbing, electrical, tile, cabinetry, and finishes end-to-end.

Yes. GS Construction is a fully licensed and insured general contractor serving Chicago's northwest suburbs. Every trade works under our daily supervision — long-standing trade partners we schedule, pay, and stand behind — with permits, design, plumbing, electrical, framing, and finishes managed under one contract.

Yes. We finish basements throughout the Chicago suburbs — home theaters, rec rooms, in-law suites with egress windows, full bathrooms, and wet bars. All work is fully permitted with code-compliant framing, electrical, plumbing, and waterproofing.

A finished basement in the Chicago suburbs typically runs $45,000–$90,000 for a standard build-out, and $90,000–$150,000+ when adding a full bathroom, wet bar, or home theater. Egress windows and waterproofing are quoted separately.

Yes. GS Construction designs and builds room additions, master suite additions, sunrooms, and second-story expansions across Chicagoland. We handle architectural drawings, permits, foundation, framing, and finishes as a single-source general contractor.

Most home additions in the Chicago suburbs cost $200–$400 per square foot — roughly $60,000–$120,000 for a 300 sq ft bump-out and $150,000–$350,000+ for a master suite or full second-story addition.