Limbach Holdings, Inc. on a Current Report on Form 8-K filed on December 21, 2018, Michael M. McCann was promoted to the role of Co-Chief Operating Officer of the company effective January 1, 2019. Mr. McCann now serves as the company's Executive Vice President and Chief Operating Officer. In connection with Mr. McCann's role as Executive Vice President and Chief Operating Officer and his employment with the company, the company entered into a promotion letter with Mr. McCann executed by him on May 21, 2020.