Welcome to Cosam Contracting, Inc Cosam Contracting, Inc has been servicing the roofing needs of Ohio and other states since 1985. Customer satisfaction of a well-installed roof is the driving force of our business, a lot of our work comes from previous customer references. We have licensed technicians who are fully-insured to protect you and your business / property. Cosam Contracting, Inc provides our technicians with current training and our managers have multiple licenses to guarantee the knowledge behind the work. We dont just put on a roof. We craft a roof to suit your budget and your needs. Quality Construction using the best materials available is what gives Cosam Contracting, Inc the leading edge in the current technology era. We dont skip any steps. We take the time to do it right while staying on track to finish your roof as efficiently as possible, and with the least amount of disruptions. Your new roof begins with you - Call us today to set up your free inspection! Cosam Contracting, Inc is the leader in Flat Roofs. We specialize with roofs for Commercial, Business, Industrial and Institutional organizations. We offer a 15 Year Labor & Materials Warranty know as a Water Tight Warranty. There is no charge for labor after we do the installation for up to 15 years.