The Team

Management and Directors

Klaus Henke

Managing Director

Klaus qualified as a chartered accountant while working for PricewaterhouseCoopers, then spent over 15 years with advisory firms and investment banks including Fox-Pitt, Kelton, Dresdner Kleinwort Wasserstein and D4K Consulting, focussing on traditional M&A advisory and equity capital markets. He read European Finance and Accounting and holds German and UK degrees.

Klaus is the company’s MD and looks after Billmonitor’s finances and coordinates business development.

Sally Dicketts CBE

Non-Executive Director

Sally Dicketts has worked as a senior leader in further education for over 40 years. Most recently, she headed Activate Learning, transforming it into a high-quality group of seven innovative colleges across three counties, three training providers, six schools and an international study programme with a combined turnover of £150-million pounds.

Sally is a keen advocate for vocational education and became the President of the Association of Colleges in 2020. She has chaired and been a member of multiple boards, and she works with a range of organisations on culture change and curriculum redesign. Sally was awarded a CBE for her contribution to the further education sector in 2013.

Sally received her Bachelor of Education from Bristol University.

Terence Milner

Non-Executive Director

Terence has extensive commercial and public sector experience having worked predominantly within IT and Business Development. He is currently Public Sector Director for Constellia working with customers across the sector including Central Government, Councils, Universities, NHS and Blue Light. Terence has served in a number of voluntary positions such as on the Board of a Housing Association, Chair of a Charity, Executive Member of a Council and is currently a School Governor.


James Eden

Non-Executive Director

James Eden built his career as an Equity Research Analyst, specialising in the Banks sector. James was recognised as being the Rising Star Analyst and went on to be ranked Number 1 European Banks Analyst several times while working at Dresdner Kleinwort Wasserstein. James is now a professional adviser to private companies, using his analytical experience to back those that he believes offer the best risk / reward profile. James has been working in the financial services industry for more than 20 years and is Non-Executive Director (NED) on the Board of 11 companies, so he brings a wealth of expertise as NED to Billmonitor.


Client Management and Marketing


Senior Client Relationship Manager

Jamie has over 10 years of experience in the mobile expense management industry. His responsibilities with Billmonitor include client acquisition and servicing, and he is looking after the majority of our monthly monitoring clients across a range of industries

Louis, Client Relationship Manager


Client Relationship Manager

Louis has over 6 years of experience in the IT field, including mobile device management and connectivity solutions. His role at Billmontior is to help our clients to continue with their everyday needs for communications and connectivity by providing fast and effective support when they need it. 


Marketing Consultant

Jess is consulting with Billmonitor on our social media and marketing strategy. She is actively involved in preparing relevant material for the press, cooperation partners and clients. She holds a Bachelor of Journalism from Rhodes University an MSc Psychology from Derby University.

Software Development and IT Support

Yosuf, Software Engineer


Software Engineer

Yosuf is a Full Stack Software Engineer and has worked at startups, SMEs and large enterprises. He has built user interfaces, APIs and worked with the cloud. His responsibilities include maintaining and improving Billmonitor’s technical infrastructure and back-end applications.

Adam, Technical Support


Technical Support

Adam works as a Technical Support Engineer, providing remote and on-site
IT support to our client base. This includes asset management,  mobile device management, SIM related issues, and
communicating with networks where needed. We work hard to provide a
great service and maintain good SLAs for clients.

Sidney, Technical Support


Technical Support

Sidney is an IT graduate working as one of our Technical Support Specialists. He currently works with clients, helping with technical tasks such as configuring mobiles/laptops/tablets, setting up MFA, wiping/restoring devices etc. He is also part of our mobile servicing team, helping to manage our client’s mobile and data contracts.

Finance and Support


Financial Controller

Deepa makes sure that our payroll and financial records are up to date, liaising with our accounts and payroll consultants. She qualified as a chartered accountant and later as a chartered tax advisor with PwC before taking a break to look after her young family.



Garth has over 10 years of experience as a research analyst in the City of London. He has helped produce several of Billmonitor’s research reports and also supports our sales and consultancy services.


Dr Stelios Koundouros


Stelios is the founder of Billmonitor. He holds a PhD in mathematics from Cambridge University and has carried out research at the Mathematical Institute of Oxford. Stelios has recently stepped back from the day to day running of the business but remains an active shareholder.

Professor Chris Holmes

Scientific Adviser

Chris helps direct mathematical research. He is a Professor with the department of statistics, Oxford University. Chris’ research interest lies in the field of machine learning and pattern analysis via probabilistic data modelling and the use of subjective probability theory as a unified framework for coherent inference.