David S. Charlton has served as chief executive of our insurance operations since April 19, 2021. Mr. Charlton is a 34-year veteran property and casualty insurance industry senior executive, with particular expertise in excess and surplus, binding authority, small business, and other specialty insurance businesses. Prior to joining the Company, Mr. Charlton served for seven years at Chubb Limited (“Chubb”), where he had been recruited to expand its Westchester Specialty excess and surplus small business division. Prior to Chubb, Mr. Charlton served at Berkshire Hathaway’s United States Liability Insurance Company (“USLI”), including as executive vice president and chief underwriting officer. Mr. Charlton began his insurance career at Philadelphia Consolidated Insurance Companies, where he created and managed the company’s core professional lines casualty division. Mr. Charlton is a graduate of Babson College, a former chairman of the Mid-Atlantic Professional Liability Underwriting Society, and a registered professional liability underwriter.
Jonathan E. Oltman has served as our President of Insurance Operations since January 2021. Prior to his current role, he was the Executive Vice President – Commercial Lines from February 2019 until January 2020. From June 2015 until February 2019, Mr. Oltman was our Senior Vice President and Chief Underwriting Officer – Commercial Lines. Prior to that Mr. Oltman served as our Vice President of Product Management & Underwriting from May 2014 to June 2015. As a result of Nationwide Mutual Insurance Co.’s acquisition of Harleysville Mutual Insurance Co. and Harleysville Group (NASDAQ: HGIC) (“Harleysville”), Mr. Oltman served as the vice president, commercial lines & operations from June 2013 to May 2014 and the associate vice president, Harleysville small commercial from January 2013 to June 2013. Mr. Oltman served as the vice president, small business & predictive analytics for Harleysville from July 2009 to January 2013. From October 2007, he was the vice president, small business at Selective Insurance Group, Inc. (NASDAQ: SIGI) (“Selective”). From March 2006 to October 2007 he was Selective’s vice president, mercantile & services. He was one of Selective’s assistant vice presidents, strategic business unit from July 2004 to March 2006. Mr. Oltman was one of Selective’s risk consultants, strategic business unit from August 2003 to July 2004. From July 1998 to August 2003 he was one of Selective’s agency management specialists. Mr. Oltman was an underwriter with Selective from June 1996 to July 1998. He has a Chartered Property & Casualty Underwriter designation. Mr. Oltman received a B.S. in Business Administration from Bucknell University and a Masters of Business Administration from Lehigh University.
Thomas M. McGeehan has served as our Executive Vice President — Finance and Chief Financial Officer since August 2011. From December 2009 until August 2011, Mr. McGeehan was our Senior Vice President and Chief Financial Officer. From May 2008 to December 2009, Mr. McGeehan was our Interim Chief Financial Officer. Prior to that, Mr. McGeehan served as United America Indemnity, Ltd.’s Corporate Controller beginning in September 2005. He joined Global Indemnity’s predecessor companies in May 2001 as vice president and controller from Colonial Penn Insurance Company, a subsidiary of General Electric Financial Assurance, where he worked from 1985 until 2001, ultimately serving as assistant vice president finance / marketing & accounting. Mr. McGeehan received a Bachelor’s of Business Administration from Temple University; a Master of Business Administration from La Salle University; and a Master of Taxation from Villanova University.
Reiner R. Mauer is a 29-year veteran property & casualty insurance industry senior executive, with expertise in commercial and personal lines insurance, specialty insurance and operations. Prior to joining Global Indemnity, Mr. Mauer served for sixteen years at Berkshire Hathaway’s (NYSE: BRK) United States Liability Insurance Company (USLI), most recently as President of the Property/Casualty Division. Prior to USLI, Mr. Mauer served as Senior Vice President of Business Operations and as a member of the senior management team at Talk America Holdings, Inc. Previously, he was with Old Guard Insurance Group for 13 years and during that time served as Executive Vice President for Personal Lines. Mr. Mauer earned a Bachelor of Arts degree from Widener University. He also earned a Juris Doctor degree from Widener University School of Law and is a member of the Pennsylvania Bar. Mr. Mauer holds the Chartered Property Casualty Underwriter (CPCU), Associate in Surplus Line Insurance and Associate in Claims designations.
Michael P. Loftus has served as our Senior Vice President and Chief Audit Executive since March 2021. Mr. Loftus joined the Company in October 2005, and served as their Vice President and General Auditor until his promotion in March 2021. He previously served as the General Auditor for three publicly traded insurance companies (Delphi Financial Group Inc., Mutual Risk Management Ltd., and PMA Capital Corporation) from 1994 through 2005. Mr. Loftus joined Delphi from Cigna Corporation, where he worked in internal audit from 1985 through 1994. He began his career in public accounting with Peat Marwick Mitchell & Company (now KPMG). Mr. Loftus received a Bachelor of Science in Accounting from Villanova University. He is a CPA, as well as Charted Financial Services Auditor (CFSA), and has earned the designation Fellow, Life Management Institute (FLMI).