Cornerstone Controls is proud to announce being designated as an Emerson Authorized Premier Service Provider . As part of this designation, Cornerstone will take over the operation of Emerson’s eighteen thousand square foot Valve Repair Service Center located in Cincinnati Ohio. This acquisition expands Cornerstone’s existing valve and mechanical services shop and mobile field capabilities. With Cornerstone’s three service centers located in Cincinnati, Middletown OH and Plymouth MI, we are positioned to provide exceptional localized support for customer’s control, isolation, and safety relief valve repair needs. Whether for a single asset repair or for a planned or emergency outage/turnaround, Cornerstone’s valve repair team brings significant capabilities and a track record of service excellence. Cornerstone is ready to serve your emergency or planned, in-shop or in-field, valve repair, mechanical services, heat treating and field machining needs 24 hours a day.