Meet The Team

Mainspring’s leadership team has a mixture of industry, operations and administration experience and expertise. The team works in a integrated way with our clients, managing and advising on fund administration and operations throughout the fund life cycle. Beyond our client relationships, the leadership team is responsible for developing our internal team and making sure that Mainspring is an exceptional place to work.

Stephen Geddes

Chief Executive Officer

Stephen founded Mainspring in 2010, having spent 8 years as COO at Pi Capital. Prior to that he was at Eden Capital and Hambros Bank.
Bridget Barker


Bridget spent over 35 years at one of the leading City law firms, Macfarlanes. Bridget was head of the Investment Management Group.
Neil Clark

Chief Operating Officer

Neil joined Mainspring in December 2015 as Chief Operating Officer. Prior to Mainspring, Neil was MD of Easynet UK Business Markets.
Damian Simmons (Head of Administration & Accounting)
Damian Simmons

Chief Service Officer

Damian is a qualified accountant with 19 years PQE and has worked in the Fund Administration and Accounting industry for the last 10 years.
Oliver Mills

Senior Fund Accountant

Oliver is an ACA qualified accountant and is responsible for client service and fund reporting for our private equity clients.
Stephen Doherty (Investment Operations Manager)
Stephen Doherty

Associate Director- Client Solutions

Stephen heads up Mainspring’s Client Solutions team, driving innovation and development to provide a better product and service offering.
Briony Middleton

Investment Operations Manager

Briony leads the Custody and Nominee team, responsible for day-to-day operations & client service for our managed account clients.
Charles Bathurst

Business Development Director

Charles has over 35 years’ experience of management and many senior executive roles in alternative asset management.
Stephen Tilton

Compliance Officer

Stephen has nearly 30 years of Financial Services regulatory experience gained at UK regulators, IMRO and FSA, regulated firms.