Martin Brennan

Martin Brennan is a seasoned finance professional with extensive experience in accounting and business management. As the Founder and Director of Onside Accounting Limited and Onside Tax Limited since May 2021 and September 2023 respectively, Martin has established a strong entrepreneurial presence. Additionally, Martin serves as an Advisory Board Member for Apron from January 2024 and previously held the role of Head Of Operations at Square Mile Accounting from August 2017 to July 2021. Prior to these roles, Martin gained valuable insights at Blick Rothenberg as a Senior Client Manager and Client Manager, where responsibilities included managing client relationships and overseeing outsourced work. Martin's career began at Nixon Williams Limited as a Practice Manager and Accountant, and an early position was as an Accounts Assistant at Audi UK. Martin holds a degree from BPP University, completed between 2010 and 2012.