Our Team

Chief Executive Officer

John Williams

At Chief Executive and major shareholder levels, John has been integral in managing the major growth and development of HR and Payroll businesses over many years. He has a track record in managing major business growth whilst maintaining the focus and delivery of a high quality service to clients. In the recent past he led an organisation employing 350 staff and processing payroll for in excess of 80,000 staff each month.

Mark is a highly experienced and focused director with over 30 years’ commercial and business experience. Mark had a successful career in banking where he held a number of high profile roles working in retail banking, financial planning and wealth management. He moved into healthcare management in 2011 where he managed a group GP practice for a number of years. Mark is also the CEO of one of the first GP provider companies.  He has also spent a number of years as a management consultant in the healthcare management sector.

Managing Director

Mark Galloway

Head of Operations

Martyn Thomas

Martyn heads up the Payroll and Pension Services team and is a hugely experienced payroll management specialist having worked in both the public and private sector. He has successfully implemented payroll and pensions’ services for GP Practices around the country and prides himself on maintaining exceptionally high levels of accuracy.

Financial Controller

Christine Thomas

Christine is a highly experienced  professional who has been a financial controller working in both the the public and private sectors. During her career, she has gained detailed knowledge and operated many accounting systems and has also been responsible for payroll management. She is recognised for her attention to detail and ability to deliver services to agreed standards and deadlines. As a Financial Controller, Christine has been instrumental in providing the fiscal expertise required to manage companies who go through aggressive and major growth.

Deputy Head of Operations

Oswyn Jones

Payroll Manager

 Alison Rowlands

01248 858055

©2018 by Snowdon Office.


Menai Science Park,


Anglesey, LL60 6AG