Accountants for Established UK Companies

We work with established UK companies with turnover above £200k that want dependable compliance, clear advice and a long-term professional relationship.

This service is designed for businesses that have moved beyond startup stage and now require a more structured accounting relationship with defined scope and accountability.

Trust markers: Chartered Certified Accountants • AAT regulated and supervised

Who this is for

This service is suitable for businesses that require reliable compliance, proactive support and clear advice as operations, transactions and reporting requirements increase.

  • Companies with turnover above £200k
  • Director-led businesses seeking ongoing professional support
  • Businesses that value accuracy, governance and clear responsibility

Who this is not for

To maintain service quality, this service is not suitable if you are:

  • Looking for the lowest possible fee or a high-volume filing-only service
  • Operating exclusively in crypto or gambling sectors
  • Seeking one-off filings without an ongoing advisory relationship

What’s included

Scope is agreed upfront and tailored to the size and complexity of the business. Typical services include:

  • Statutory accounts and Corporation Tax returns
  • VAT compliance and submissions
  • Payroll services and RTI
  • Bookkeeping and management accounts
  • R&D claims (where eligible)
  • Advisory and tax planning support

How pricing works

Fees are agreed following a short qualification discussion to ensure scope, complexity and expectations are properly understood before engagement.

Why J3 Accountants

  • Chartered Certified Accountants with professional accountability
  • Clearly defined scope and boundaries
  • Conservative, compliant and advisory-led approach
  • Focused on long-term relationships

What happens next

  1. Schedule a call
  2. Qualification discussion
  3. Scope confirmation
  4. Fee proposal issued
  5. Structured onboarding