Photography  Akos Major

Concept Group was established in 1993 by Diane Rostenkowski with the mission of providing the highest quality professional services in the hospitality industry.

Since inception, basic values have proved critical to the success of our company. We believe it is important to remember these values and to focus on them as key pillars of our future success.

Concept Group is committed to total client services and total client satisfaction. Our company is dedicated to maintaining the highest level of design, quality and responsibility in providing professional services to our clients. 

Strong relationships and dedication to our clients' challenges are integral to our future and are steadfast as the heart of our actions as a service oriented company. 

Prior to founding Concept Group over 21 years ago, Ms. Rostenkowski served as Design Director for Hyatt Hotels Corporation in Chicago from 1983-1993. Her main concentration at Hyatt was hotel and restaurant design and renovations. Also, Ms. Rostenkowski is a founding member of the Chicago NEWH chapter and has actively served on committees since inception. She holds a B.F.A. in Interior Design & Architecture from Drake University.