Meet the Directors

Mark Jones

A general practitioner working out of both the Hertford and Bishop’s Stortford offices, Mark specialises in a number of different professions and industries.

Mark is a keen tennis player and car enthusiast

Jeff Oliver

Jeff is a qualified member of the ACCA.

He has been with the firm for many years and has gained vital experience in various areas including audit, assurance, accountancy, academies and taxation.

He specialises in the start-up of new limited companies or sole traders and can offer software support on various accounting software packages.

Outside of working hours he enjoys various sporting activities especially a round of golf, or the sound of leather on willow on a summers afternoon.

He also enjoys his music and attends the odd concert or festival.

Billy Wenman

Billy has been with Cook & Partners for over 10 years, joining as a junior and is now a qualified member of the ACCA.

With experience in a multitude of aspects including management accounting, payroll, statutory audit, Making Tax Digital compliance and software support and development.

Billy enjoys outdoor sports including clay shooting, fishing and most of all mountain biking throughout the UK and all over Europe. He is also a car enthusiast who doesn’t mind turning his hand to the tools.

Meet the Team

Accountancy Team

Liam McCarthy

Senior Accountant

Julia Djemal

Management Accountant

Tomas Stevens

Senior Accountant

Mike Cook


Daniel Omer

Junior Accountant

Joseph Baniqued

Management Accountant

Melissa Zerman

Junior Accountant

Penny Samaras

Senior Accountant

Waqas Ahmad

Audit Senior/ Manager

Payroll Team

Amanda Durr

Tax Payroll Specialist

Taxation Team

Angela Ives

Senior Tax Specialist

Danielle Ensom

Tax Administrator

Chelsie Aylott

Tax Specialist

Support Team

Sharon Hart

Personal Assistant

Tina Cannon

Financial Controller

Gill Leage

Admin Assistant

Nicola Cook

Personal Assistant