About Us


"Qualified Professionals Committed to Quality Work"

In 1909 the Paul J. Krez Company was founded to provide customers with a reliable source of insulation and was quickly recognized by the mechanical construction industry for its quality and service. The company continued to expand into other businesses, and now includes a collection of niche specialty companies that provide customers with innovative solutions for a variety of construction needs. While offering an ever-expanding list of product lines, the Paul J. Krez Company evolved into The Krez Group and continues to serve its clients with the same dedication to quality and service on which the company was founded.

Comprised of independent companies, The Krez Group is a collection of specialty subcontractors that serve the construction industry with quality products, superior service and a fair price.  The Krez Group has played a major role in the construction history of one of the country's most architecturally renown cities - Chicago. The commitment to quality and client service, which serves as the foundation upon which the Paul J. Krez Company was built, likewise serve as the foundation on which Barrier Corp., John Caretti & Co. and Spray Insulations, Inc. also conduct business.

The educated, dedicated and experienced professionals from each of The Krez Group companies are well known and well respected in their respective fields and throughout the construction industry. In our second century of serving the needs of the construction industry, The Krez Group looks forward to continuing our tradition of quality and service.

We've dedicated this site to provide you with the information you need to become familiar with the expertise of The Krez Group companies. We encourage you to Contact Us with your questions or request for more information, and a knowledgeable member of the team will reply promptly.

© 2013 The Krez Group