Who We Are

Amy Jones BA CA


Amy has been a member of the JT Thomas & Co team since 2009 and now specialises in income tax and supporting new businesses. Amy trained as a Chartered Accountant with Ernst & Young in Manchester, spending 3 years auditing UK and global companies and 1 year in International Tax. Next, Amy joined the internal finance department of a large North Wales based conglomerate, gaining valuable experience of financial considerations from the clients’ perspective.

Amy’s spare time is spent with her two young daughters.

Elen Holmes


Elen joined J T Thomas & Co in September 2019 after working in customer service & administrative roles in Australia and North Wales. She is responsible for reception and the smooth operation of day to day business activities.

Elen enjoys gardening and running in her spare time.

Colin French FMAAT, ATT, IIT (dip)


Colin joined the firm in 2002, gaining experience in accounts preparation and VAT returns. He completed his AAT qualification December 2009 and became a full member January 2010. Continuing with his studies, Colin then completed his AAT Level 3 Certificate in Payroll Administration December 2011 and completed his VAT compliance Diploma November 2012 and was awarded the Gravestock Medal by the ATT for the candidate attaining the highest mark in the November 2015 VAT paper and completed his ATT qualification January 2017.

Colin specialises in VAT and is currently studying towards becoming a Chartered Tax Adviser.

Away from the office Colin enjoys movies, Formula 1 and walking his dogs.

Llyneth Rowlands

Payroll Manager

Llyneth joined the team in 2016 – she is available for advice on all your PAYE, Auto enrolment and employment queries.  Llyneth has been a dedicated Payroll specialist for a number of years and has an accounting background having worked for accountancy firms for the past 29 years. 

In her spare time, Llyneth enjoys various crafts.

Shan Jones

Tax Assistant

Shan joined the team in 2016.  Shan is now part of the dedicated accounts team and prepares accounts and has an accounting background having worked both for a variety of companies maintaining their books and administration systems and accounting practices since leaving school.

In her spare time, Shan enjoys gardening, dog walking, cooking and socialising with family and friends.

Lisa Dafydd MAAT


Lisa joined the firm in 2009. She offers a bilingual service, specialising in company bookkeeping, business accounting and VAT returns for sole traders, partnerships and limited companies.

Outside of work, Lisa is kept busy by her two children.

Sera Jones BA ACCA


Sera joined the firm in 2015 having graduated from Bangor University with a degree in Accounting and Finance.  Sera is a Member of the Association of Chartered Certified Accountants and her role involves working with various limited companies, partnerships and sole traders assisting with all aspects of accounts, tax and bookkeeping.

In her spare time Sera enjoys baking and spending time on the family farm.

Heulwen Evans

Senior Associate

Heulwen joined the firm in 1993, she has over 30 years experience in preparing accounts for sole traders, partnerships and individual taxation work.  Born locally, she obtained an honours degree in Accounting and Finance from Bangor University.

Harley Williams FMAAT

Senior Associate

Harley joined the firm in 2016 and has years of experience working in the accounting industry. Harley gained her professional AAT member status in 2016 and offers a bilingual service, specialising in company bookkeeping. She has vast experience of providing bookkeeping to all sized companies.

In her free time Harley enjoys reading and spending time with her family.

Caroline Owen


Amanda Griffiths


Ann Roberts