Clear Numbers.
Lower Taxes.
Better Decisions.

For ambitious UK businesses

CIMA-qualified management accountant delivering accurate books, proactive tax planning, and actionable insights — so you can focus on what you do best; growing your business.

Book Free ConsultationSee Pricing & Plans
✓ Xero Optimised
✓ Remote Across the UK
✓ Fixed Monthly Fees
SERVICES

Expert support for
ambitious UK businesses

Accurate compliance paired with clear management insights — so you can focus on growth with confidence.

Xero Bookkeeping

Accurate, up-to-date records and seamless Xero setup. Reconciliations, catch-up work, and VAT returns completed efficiently so you always know where your business stands.

Management Reporting

Clear monthly or quarterly reports on cashflow, profitability, and the key metrics that matter. Practical insights that help you make confident, informed decisions.

Tax Planning & Compliance

Corporation Tax, Self Assessment, VAT, Payroll, and CIS returns. Legally minimising your tax liability while ensuring full compliance and reducing HMRC hassle.

Growth Advisory

Forecasting, cost control, and straightforward strategic guidance. Designed to support ambitious UK businesses that want to scale profitably and with clarity.

PRICING

Fixed monthly fees
scaled to your stage

Transparent pricing that grows with your business. No hourly rates. No hidden fees.

Solo Foundation
From £150/mo

Essential compliance for solo limited company directors and suitable sole traders

  • Monthly bookkeeping & bank reconciliations
  • VAT returns (if applicable)
  • Year-end accounts & CT600 and/or Self Assessment
  • Basic planning to stay tax efficient
  • Email support during business hours
  • Xero setup and optimisation
Standard Partner
From £350/mo

Reliable support for established limited companies with small teams

  • Everything in Solo Foundation
  • Monthly management reports
  • Payroll processing & payslips (up to 5 employees)
  • CIS returns (if applicable)
  • Quarterly review meetings
  • Proactive tax planning and HMRC query handling
  • Priority phone and email support
Growth Partner
From £750/mo

Premium strategic partnership for scaling limited companies

  • Everything in Standard Partner
  • Cashflow forecasting and scenario planning
  • Detailed profitability analysis by project or client
  • Dedicated support channel with faster response
  • Annual deep-dive business review and planning session
  • Advanced tax efficiency strategies
Book Free Consultation

All packages include unlimited email support and quarterly reviews. Custom arrangements available for larger or more complex needs.

TESTIMONIALS

Real results from
businesses we support

Here’s what our clients say.

“Responded to my initial enquiry within hours and provided all the guidance I needed to set up my limited company, register for corporation tax, payroll, and VAT. He also advised on expenses, mileage, and QuickBooks usage, and held remote meetings to support me with HMRC matters, ensuring everything was processed smoothly and on time. A genuine 5 stars from me!”

Neil Heys

Director, Eduqual Assessment Ltd

“Exceptional service in managing our family's non-resident UK tax filings. His professionalism, attention to detail, and clear communication made the entire process smooth and efficient. We highly recommend his expertise to anyone in need of a reliable and knowledgeable accountant.”

Daniel Weberman

Property Investor, Expat

“Before using QuickFile I had no real idea of my quarterly results or profitability as an eBay reseller. Since you set it up for me as a sole trader, I now have clear visibility of my numbers and feel properly prepared for the quarterly filing transition now that I’m over £50k. It’s made a big difference to how I run my business.”

Dan Clayton

Sole Trader, E-commerce

Trusted by UK businesses across multiple sectors

Marketing
Construction
Sports Clubs
Hospitality
E-commerce
ABOUT PARTHENON ACCOUNTING

Management accounts and tax support for UK business ownerswho want clarity and control

I’m Jason Wright, Chartered Management Accountant (ACMA, CGMA) and founder of Parthenon Accounting. With over a decade of hands-on experience supporting ambitious UK SMEs, I deliver the clarity and control that comes from proper management accounts — not just compliance.

You get fixed-fee services that deliver clean books, legitimate tax savings, timely management information, and practical advice you can actually use. No surprises with HMRC. Streamlined processes with minimal admin on your part. Just reliable numbers and fewer headaches.

ACMA, CGMA Qualified
Xero Certified Partner
HMRC Agent
Book Free Consultation