Gary Sebach of Worthington has been appointed director of architectural design at the Gahanna office of architecture, engineering and planning firm OHM Advisors.

* Gary Sebach of Worthington has been appointed director of architectural design at the Gahanna office of architecture, engineering and planning firm OHM Advisors.

Sebach, an architect with more than 30 years of experience, is a former board member and current member of American Institute of Architects, Columbus chapter. He earned his bachelor's and master's degrees at Ohio State University.

* Catherine M. Lyttle of Worthington, vice president of corporate communications and investor relations at Worthington Industries, recently was appointed as a new trustee for Columbus State Community College by Ohio Gov. John Kasich.

Lyttle's term on the nine-member board runs through Aug. 31, 2021.

* Susan P. Crites of Worthington has joined the Columbus-based investment management and financial advisory firm Hamilton Capital Management Inc. as a compliance/operations specialist.

An analyst who specializes in process improvement, auditing, compliance and reporting, she formerly served as a human resources analyst for Alliance Data and as a services operations solutions specialist for Express Scripts.

Crites holds a bachelor's degree in home economics from Ohio State University.