Company: AHL
Filing Date: 2025-05-08
Form Type: 424B4
Source: 0001628280-25-023859
Chunk: 270

Company: ASPEN INSURANCE HOLDINGS LTD
Filing Date: 2025-05-08
Form: 424B4
Chunk 270
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 During her career, she also held senior finance roles at Nucleus Financial Group plc, Standard Life Group, Diageo plc and EMI Music. Ms. Mathieson started her career at KPMG and is a qualified Chartered Accountant (Scotland) and Chartered Member of the Chartered Institute for Securities and Investment.

#### Mark Pickering
. Mr. Pickering was appointed as Group Chief Financial Officer and Treasurer in August 2024. He has over 20 years of experience in the reinsurance industry and has held a number of senior roles at Aspen since joining in September 2015. His previous responsibilities included Group Chief Capital Management Officer, Chief Executive Officer of Aspen Bermuda, Chief Financial Officer of Aspen Bermuda and Director of Aspen Bermuda.

Prior to joining Aspen, he served as Senior Vice President, Treasurer with Platinum Underwriters Holdings, Ltd. from 2006 to 2015. He is a Chartered Financial Analyst, Chartered Professional Accountant and also an Associate in Reinsurance.

#### Brian Tobben
. Mr. Tobben was appointed Chief Executive Officer of Aspen Capital Partners in June 2021. Prior to this, he served as the Chief Executive Officer for Aspen Capital Markets. Before joining Aspen, Mr. Tobben was at Partner Reinsurance for almost 10 years, most recently as Head of Insurance Linked Securities, where he managed a portfolio of catastrophe ILS, life ILS, weather and commodity investments. Prior to his time at Partner Reinsurance, Mr. Tobben was at Aquila Energy where he held a number of roles, including Vice President, Business Development, Weather.

#### John Welch
. Mr. Welch was appointed Chief Underwriting Officer, Reinsurance in June 2023. Mr. Welch has over 30 years of global experience in reinsurance and insurance, including executive roles across global companies. Most recently, from January 2020 to August 2022, Mr. Welch was Chief Executive, Domestic Markets at AXA XL Re, where he led local reinsurance underwriting teams around the world. Mr. Welch previously held a number of senior roles at AXA XL, XL Catlin Group and XL Group.

#### Director Independence
As a foreign private issuer, under the listing requirements and rules of the NYSE we are not required to have independent directors on the Board, except to the extent that our Audit Committee is required to consist fully of independent directors. The listing standards of the NYSE applicable to U.S. domestic issuers require that, subject to specified exceptions, each