GF Company: Trusted Roofing, Siding & Windows Experts in Belvidere, IL

GF Company is a family-owned, locally-operated home exterior specialist serving Belvidere, IL, and Northern Illinois for over four decades. They focus on residential projects, helping homeowners protect and beautify their homes. The team is fully licensed, insured, and available to discuss your project needs during their regular business hours.

Business Overview

For more than 42 years, GF Company has been the go-to exterior expert for Belvidere, IL, homeowners. This locally owned business is built on strong customer commitment and a passion for quality work. They are fully licensed, insured, and hold an A+ rating with the BBB. Their team brings professional care to every roof, window, and siding project.

Key Services

GF Company handles a full range of exterior improvements to keep your home safe, efficient, and looking great.

• Roofing Services: Roof inspections, new roof installation, and complete roof replacement using a variety of shingle styles and colors.
• Window Services: Window installation and replacement with energy-efficient options.
• Siding Services: Siding installation, repair, and replacement to refresh your home’s exterior.
• Additional Improvements: Skylight installation and gutter services to complete your home’s upgrade.

Areas Served

GF Company proudly serves a wide area across Northern Illinois, including Rockford, Loves Park, Roscoe, Freeport, Marengo, Harvard, South Beloit, Byron, Oregon, and many surrounding communities. Their deep local knowledge means they understand the styles and needs of homes in our region, from classic Belvidere houses to newer builds in growing suburbs.

Company History

The company’s story began in 1974 with a simple mission: adding beauty and value to homes with responsibility. That tradition continues today. In 2010, after years as a dedicated craftsman, Ariel Zmijewski took over ownership, ensuring the business stayed in the hands of someone who truly knows the trade and cares for the community.

Leadership

Owner Ariel Zmijewski started at GF Company in 2002, mastering the skills of roofing, siding, window, and gutter installation. His hands-on experience means he understands every detail of the work. His leadership focuses on customer service and helping homeowners make their biggest investment more beautiful and energy-efficient.

Specialties & Highlights

• Over 42 years of trusted service to the Belvidere, IL, area.
• VSI (Vinyl Siding Institute) Certified Installers and EPA Lead Safe Certified.
• Family-owned and operated with a strong local reputation.
• Offers free estimates for all roofing, window, and siding projects.
• Uses high-quality, energy-efficient materials suited for Illinois weather.

Why Locals Choose GF Company

Homeowners in Belvidere, IL, and across Northern Illinois turn to GF Company for reliability, quality craftsmanship, and their long-standing local presence. They combine decades of experience with a genuine commitment to each customer’s satisfaction. When you need a roofing, window, or siding expert you can trust, GF Company delivers professional results on time and within budget.