About us. Here at CK Developers LLC we are professional, innovative and challenging. Our jobs are never the same and offer us challenges and new learning opportunities everyday. 90% of our team have been with us for the last 7 years and love what they do. It's their love for Construction/Remodeling that allows us to be one of the most sought after construction companies in Chicago. Our focus has always been to treat both our clients and team as i...