- Cahill Studio
Specializes in retail and restaurant interior design, architectual space planning, hospitality and nightclub design.
- Carmen Nordsten Igonda Design
Interior architecture firm.
- Cheng Design
Design services, artistic construction, and products for kitchens and baths, interior remodels, custom homes, and specialty commercial.
- CKH Designs, Inc
Specializing in lighting, space planning, and remodeling for residential and commercial spaces.
- Classic Home Interiors
Offers furnishings, accessories, window coverings, and interior design services.
- Clay Stephens Interiors
Residential and yacht interior designs, home decor, accent furniture, designer accessories, ancient artifacts, exotic florals, and more.
- Conrad Schmitt Studios
Offering stained glass, decorative painting, and art and restoration work for churches, theaters, hotels, courthouses, and state capitols.
- Consolux Consulting Ltd
Serving the U.K. and Europe.
- Contract Environments, Inc
Interior design/space planning firm concentrating in commercial and health care facilities.
- Creative House
Specializing in imaginative window treatments and background interiors.
- Cross Interiors
Designs for kitchen, bath, home office and more.