Furniture Services OEC Business Interiors, Inc. is the only Steelcase dealer in Chicago that offers complete in-house refurbishing and remanufacturing capabilities. Our unique combination of furniture services allows our clients to continue to utilize their existing furniture assets by updating their appearance and functionality. We are able to manage the quality of our services and provide reasonable time frames to coordinate with client project schedules. OEC Business Interiors offers many services that can help you realize the value of your existing furniture. These services include fabric cleaning and protection, remanufacturing, painting, reupholstery, wood reconditioning.