Alexander Boswell was appointed to the role of HM Vice Lord-Lieutenant in 2011. Prior to that he had served as the High Sheriff of Buckinghamshire in 2006/7. He was appointed a Deputy Lieutenant in 2008. He is an active Ambassador for Buckinghamshire and Milton Keynes, both through his wide local business interests and philanthropic work.

He is a former Chairman of Buckinghamshire CLA (Country Land and Business Association) and has represented the association at a national level. The main focus of his community work is in Milton Keynes, where he is President of the MK Community Foundation and a Patron to Bletchley Park and Willen Hospice. He recently retired from long service as a Board Member and Trustee of The Parks Trust. 

In 2014 he facilitated the acclaimed 'Treasures in MK' art exhibition at the MK Gallery. His current focus is the facilitation of start-up hubs in Milton Keynes. As part of this programme  he founded the MK Investors Group in 2015 with the aim of supporting and nurturing new local business enterprises.

He is Chairman of the Buckinghamshire and Milton Keynes Honours Committee, dedicated to increasing the number and quality of nominations for Queen's Honours in the County

The Vice Lord-Lieutenant is appointed, with The Queen’s approval, by the Lord-Lieutenant from amongst his Deputy Lieutenants.

The Vice Lord-Lieutenant plays a substantial role in managing Lieutenancy projects.  He also deputises for the Lord-Lieutenant on many occasions at Royal visits and at other official engagements.

Male Vice Lord-Lieutenants may wear a uniform and lady Vice Lord-Lieutenants wear a special badge.