The Ohio Court of Appeals determined that the CGL policy was ambiguous as to whether a subcontractor's faulty workmanship was an "occurrence." Ohio N. Univ. v. Charles Constr. Serv., 2017 Ohio App. LEXIS 258 (Ohio Ct. App. Jan. 23, 2017).
In 2007, Ohio Northern University (ONU) entered a contract with Charles Construction Services, Inc.