Meet the Team


Jonathan Griffey FCCA CTA - Partner

Jon is a prize-winning Chartered Certified Accountant, achieving 2nd place out of 6,000 candidates worldwide sitting their ACCA final examinations in the June 1991 sitting. He is also a Chartered Tax adviser, having qualified with the Chartered Institute of Taxation, the prestigious body that includes most of the UK’s leading tax experts.

Jon entered public practice in 1994 having gained wide experience at several large and small accountancy firms. He specialises in technical tax issues and is a registered auditor, responsible for the firm’s audit compliance. His clients include professional partnerships and many in the technology sector. He has extensive experience of handling R&D Tax Credits and complex tax issues.

Outside of work Jon enjoys theatre, skiing, badminton and acting as charity trustee.


Simon Iron - Partner

Simon was admitted to the partnership in 2011 having worked as audit manager in a top 50 London based firm and our senior manager for several years.

He deals with both corporate and small businesses across a variety of sectors.

Simon is a keen racquet sports player and has represented England in the sport of Racketlon. He is treasurer of Stoke by Clare Tennis Club.


Nicky Harris FCCA - Partner

Nicky was admitted to the firm in 2022, having formerly been a senior manager at the firm since 2017.

Nicky previously worked at both local and national firms and has gained over 30 years accounting experience along with gaining her AAT and ACCA accounting qualifications.

Her work includes delivering accountancy and taxation services to a varied portfolio of clients. She specialises in small businesses along with personal tax consultancy.  She has extensive experience of implementation of Xero software solutions for our clients.

Outside of work she enjoys visiting the theatre and cinema along with spending time with her family.


Melanie Smith MAAT

Melanie joined Hackett Griffey in 2001 and is our longest serving member of staff.  Her varied role includes payroll, accounts preparation for small companies and owner managed businesses, corporate and personal tax, bookkeeping and VAT compliance.

In her spare time Melanie likes to go to the gym, read and go to the cinema


Lindsey Grafton FCCA

Lindsey joined the firm in 2011 having worked within a larger practice.

She has been ACCA qualified for over 10 years.

She is now a client manager within the firm, dealing with accounts, taxation & VAT for some of our largest clients.

In her spare time she enjoys spending time with her family & long walks with her dog.


Catherine Eaglen FCCA

Catherine joined us in 2018, having qualified with a local firm then worked for both a national, and a large regional practice.

She has a wealth of experience of dealing with small companies and owner managed businesses, and her work includes statutory accounts, audits, VAT and Tax Returns.


Natasha Smith MAAT

Natasha works predominantly in the outsourcing department along with being involved with accounts preparation and personal tax returns.

She is responsible for onboarding clients to digital bookkeeping software packages and providing support.

She has a comprehensive knowledge on several digital bookkeeping platforms including Xero, QuickBooks, Hubdoc and Soldo.

In her free time she enjoys running, dancing and reading.


Kerry Boreham MAAT

With over 10 years’ experience working in practice, Kerry has a real passion for accountancy and a particular interest in tax.

In 2013, she was awarded the Finance Cup for her achievements in completing AAT.  In December 2022 she sat her final paper in the ACCA examinations.

In her spare time Kerry is kept busy with her young family, and enjoy making cakes, especially novelty ones.


Ian Overington MAAT

Ian has over 35 years’ experience working within the accountancy profession, dealing with a wide variety of clients ranging from sole traders to large family run limited companies.

His responsibilities include the preparation of statutory accounts, corporate taxation and VAT compliance.


Sally Delafuente

Sally joined the team in 2021, having gained 17 years of payroll experience.

Sally manages all aspects of payroll, CIS and auto-enrolment processes on behalf of our clients.

Outside of work, she has a passion for live music, sport and keep-fit.


Molly Heath AATQB

Molly is currently studying towards the full AAT qualification.

She joined the firm as an apprentice in 2020 and has recently attained the AAT Bookkeeping Qualification.

Molly works on tasks such as accounts preparation, bookkeeping and payroll with a sound knowledge of software such as Xero and Hubdoc.


Flynn Mallion AATQB

Flynn joined Hackett Griffey as an apprentice in September 2020 having achieved a grade ‘A’ in his Maths A-Level.

He has recently attained his AAT Bookkeeping Qualification and is studying towards the full AAT qualification.


Nina Godfrey

Nina’s work includes payroll and bookkeeping. She is also responsible for our firm’s own accounting function.


Caroline Smith

Caroline joined the firm in 2022 and manages the firm’s administration.