Promax Construction

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141 W Main St
Decatur, IL 62523
+1 (217) 424-8900
https://promaxconstruction.com
Promax Construction is an independent and family owned company founded in 2000 by John Schilawski. While the company is evolved over the years, John Schilawski continues to run the company with his wife Sharon. Promax Construction's home base is in Decatur, IL, but we provide services to the greater central Illinois community including Springfield, Champaign, Bloomington, IL and any location within a 65 mile radius of Decatur, IL.

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Reviews

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4.58 reviews
David S.
5/16/2025

We had hail damage from the March 2024 hail storm that damaged our roof, gutters and siding. We hired Promax to do all 3 projects last fall with the roof being completed first. The roofing crew...

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K B.
7/4/2025

Amazing windows! We all get tired of low quality, overcharging, work. Promax did the job on time, but also did an outstanding job. I had talked to many contractors and Promax came in and gave me...

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Daisha T.
7/2/2022

Our house had flooded from upstairs to the downstairs and once insurance said go get a construction company to get started I had called John from Pro Max construction and let me tell you how...

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Jill C.
4/30/2023

Promax did an EXCELLENT concrete job at my house. I was scheduled right away once the weather cleared. Unfortunately I was out of town when my project was initially scheduled, but that didn't...

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Esther D.
3/14/2021

Fixed my gutters. At first, redid gutters on wrong side, but came and fixed correct side and it looks great.

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United States›Illinois›Decatur›Promax Construction

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