Promax Construction

Promax Construction is a general contractor in Decatur, Illinois. Serving the greater central Illinois community, the company provides a wide range of remodeling, repair, and restoration services for both residential and commercial clients. Their specialties include roofing, siding, window and door installation, kitchen and bathroom remodels, flooring, and custom decks and screen porches. They also offer concrete and masonry solutions, gutters, and interior updates such as paint and drywall. The company maintains a 4.80 rating from 83 reviews.

This family-owned and independent company was founded in 2000 by John Schilawski and continues to be operated by John and his wife, Sharon. Promax Construction has completed over 4,000 projects and serves a large service area including Springfield, Champaign, Bloomington, and surrounding towns within a 65-mile radius of Decatur. For commercial clients, they provide construction management and contracting services, acting as an advocate to assist with specialized needs, cost control, and trade negotiations. Their expertise extends to specialized masonry and concrete work, including decorative concrete, foundations, and retaining walls.

Promax Construction is recognized as a Herald & Review Readers Choice for several services and has maintained an A+ BBB rating since April 2000. The company is known for its commitment to superior craftsmanship, financial responsibility, and maintaining high standards in project safety and cost control. As a fully insured and licensed contractor, they are dedicated to providing up-front pricing and generous warranties to ensure customer satisfaction.

With decades of experience, Promax Construction remains a trusted name for high-quality construction and remodeling services throughout central Illinois.