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Log In Create Account Phone: 1.800.438.3302 Fax: 1.740.498.8325 Product Search Home Products Training Videos Contact/Support About TPMS Part Finder About Us Our History 31 Incorporated was founded in 1961 by Bob Cornell, a former employee of Tech International. In 1985 Bob Hendry and Chuck Muhs joined the company to run sales and operations. In 1987 Bob and Chuck acquired the company from Mr. Cornell when he was ready to retire from the business. From humble beginnings,31 Inc. has grown to become well-known internationally as a leading manufacturer of professional tire repair, TPMS, and supplies. Primary manufacturing is still operated in rural Newcomerstown, OH USA, as well as a secondary manufacturing operation in China, Zhejiang, Shangyu city. Our Core Values We manufacture tire repair materials as if it is destined for our own family vehicle 31 Inc., having a quality management system certified to ISO 9001:2015 with design, is dedicated to manufacturing high-quality tire repair materials and supplies. From the raw material stage to finished product, production is monitored and examined to ensure we meet or exceed rigorous quality standards. We also utilize third party standards and testing companies to qualify the products we make. World Class Customer Service with a Personal Touch There is no phone answering system at 31 Inc. Your call is always answered with a friendly voice on the other end. We take personal ownership and pride in being available to assist our customers all around the world. Training and Education is Paramount to our Sales Program 31 Inc. is committed to training and educating our customers and industry personnel on the proper application of our tire repair materials, TPMS, and supplies in accordance with industry standard procedures. We not only conduct on-site hands-on training, but also make available detailed repair videos, web support, and other forms of training resources. Humble Servant For the Industry The folks at 31 Inc. are happy to help all those with stake in our industry. We actively participate in the Tire Industry Association and Tread Rubber and Repair Materials Group (TIA & TRMG). © 2021 – 31 Incorporated – All Rights Reserved Website Design by Marcy Design