About Us
Preserving the Past, Building the Future
At KMA, we’re a trusted commercial masonry restoration firm dedicated to preserving the beauty and integrity of buildings. With decades of experience, we specialize in restoring historic facades, repairing structural damage, and ensuring long-lasting results. Our commitment to craftsmanship and client satisfaction sets us apart in every project we undertake.
Our Team
Marek Koziol
Founder & Owner
With over 35 years of hands-on masonry experience, Marek Koziol brings unmatched field expertise to every project. Since founding the business in 2000, Marek has led hundreds of large-scale commercial masonry restoration projects as a trusted subcontractor throughout the Midwest.
Marek is deeply involved in every project—from planning and logistics to jobsite execution. His decades in the field give him an instinctive ability to anticipate challenges before they arise, keeping teams efficient, safe, and on track.
Having spent most of his career as a subcontractor, Marek honed a sharp, resourceful approach to problem-solving—delivering consistent results under pressure, without cutting corners.
Sebastian Koziol
Project Manager
For seven years, Sebastian Koziol has contributed to KMA’s family-run legacy. He ensures clients, foremen, and stakeholders are aligned, overseeing timelines, resources, and quality to deliver seamless project execution. Sebastian’s coordination guarantees restorations are completed on time and to our exacting standards, upholding our commitment to excellence.
Greg Doniec
Senior Foreman
With 20 years at KMA, Greg Doniec is a cornerstone of our masonry restoration expertise. His unmatched knowledge and meticulous craftsmanship produce stunning results that set the standard for quality. Greg excels at leading job sites, inspiring his team to meet his high standards, and solving complex challenges with innovative solutions. His ability to manage projects and deliver exceptional outcomes makes him invaluable to every restoration we undertake.
The Guys
Our Team
For over a decade, our core team at KMA has been the backbone of our fieldwork, delivering exceptional masonry restoration across Chicago and beyond. With the majority of the team working together for years, their deep-rooted partnership fosters a shared expertise, honed through countless projects and travels. Their unwavering dedication to precision and quality ensures every facade, from historic landmarks to modern structures, embodies the excellence that defines our reputation.