From the city to the mountains we help create sophisticated environments worth noticing.


Knape & Zibell Interior Design, Inc. (KZID) is an interior design firm specializing in residential interior design in Colorado and throughout the United States. The firm has gained praise from both clients & vendors for design innovation, attention to detail, business ethics and impeccable service.

Mary Knape & Kelly Zibell both graduated with bachelor degrees from the University of Colorado, Boulder.

Mary Knape, Denver Interior Designer


Mary entered the design industry 15 years ago in Dallas, Texas. Mary has been doing design work in Colorado for the past 13 years.
Kelly Zibell, Denver Interior Designer


Kelly joined the design industry 10 years ago, after completing her interior design degree. Kelly worked for Lynne Lyon, renowned Denver designer, prior to the establishment of KZID.

Both Mary & Kelly bring a classic approach to interiors, uniting traditional and contemporary for a truly versatile look. They have a great appreciation and understanding of everything from fine antiques to the latest innovative products.

This knowledge is critical in order to meet the needs of a variety of clients. Their goal on every project is to guide design decisions while reflecting their clients taste and implementing good design principles.