RLI Corp. announced that the Board of Directors has appointed Craig W. Kliethermes as Chief Executive Officer (CEO), effective January 1, 2022. These leadership changes will coincide with the planned retirement of current company Chairman & CEO Jonathan E. Michael at the end of 2021. Kliethermes has served as President and COO since 2016. Previously, he served as Senior Vice President, Risk Services since 2013. Kliethermes joined RLI in 2006 and has 36 years of insurance industry experience. Prior to joining RLI, he served in various actuarial and leadership roles with Lockton Companies, GE Insurance/Employers Reinsurance and John Deere Insurance Company.