David Fields is Global Chief Underwriting Officer of Berkshire Hathaway Specialty Insurance, responsible for Underwriting, Actuarial, Finance and Reinsurance. David was previously President of AIG Global Casualty, prior to that, Chief Underwriting Officer and Chief Reinsurance Officer of the group. David began his career at ISO and has held multiple senior positions, both underwriting and actuarial, at AIG member companies. David holds a Bachelor of Arts degree in Physics from Rutgers University. He is a member of the American Academy of Actuaries and an associate of the Casualty Actuarial Society.

Kim Briones is Head of Global Human Resources at Berkshire Hathaway Specialty Insurance. Kim has been in the human resources field in the financial services industry since 1989. Prior to joining BHSI, she has held a number of senior positions leading and managing global human resource teams. Kim holds a Bachelor of Arts degree from Massachusetts College of Liberal Arts.

Alex Kogan is Chief Underwriting Officer, Accident & Health, of Berkshire Hathaway Specialty Insurance. Alex is responsible for underwriting support and oversight of BHSI’s Medical Stop Loss, and Leisure Travel businesses in the US, as well as Accident and Health product lines globally. Alex has over 20 years of actuarial, underwriting, and leadership experience in Accident, Medical, Disability and Life insurance product lines offered via multiple distribution channels in both the US and International (Canada, Asia, Europe, Latin America, and Middle East) markets. Prior to BHSI, Alex has held actuarial and underwriting leadership positions at Chubb and AIG. Alex holds a Bachelor of Commerce (honors) degree from the University of Manitoba in Canada, majoring in Actuarial Mathematics. Alex is a Fellow of the Society of Actuaries, Member of the American Academy of Actuaries, and Fellow of the Canadian Institute of Actuaries.