Nine firms — nearly half of Guernsey's 20 tax practices — all limited companies running personal tax alongside corporate work. Five hold ACA, two ACCA; one is a sole-practitioner CTA. Founded 1994–2016, weighted toward St Peter Port (3) with at least one firm in five parishes. Baker Tilly CI Audit anchors the top end with ~95 Channel Islands staff. —
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St Martin·Professional Service·Est. 1995
✦Most experience: 31 years
ICAEW-certified firm of Chartered Accountants in St Martin, specialising in QuickBooks training and on-site accounting services since 1995.
St Sampson·Professional Service·Est. 1994
Part of Baker Tilly Channel Islands Limited
✦Largest team: ~95 (across Channel Islands)
GFSC-registered chartered accountancy and audit firm in St Sampson, part of Baker Tilly International.
St Peter Port·Professional Service·Est. 2005
AAT Licensed Accountant (Licence No. 634) and GFSC Registered Prescribed Business, offering accountancy, taxation, and business consultancy in St Peter Port.
St Sampson·Professional Service·Est. 2014
ICAEW Chartered Accountants (FCA) and ACCA-certified firm established in 2014, specialising in accounts preparation, tax, and payroll services.
St Peter Port·Professional Service·Est. 2016
ICAEW-regulated chartered accountancy firm established in 2016, specialising in accounts preparation, cloud bookkeeping, and Guernsey tax compliance for sole traders and individuals.
Vale·Professional Service·Est. 2002
GFSC-regulated Chartered Accountancy firm established in 2002, offering accounts, tax, audits, bookkeeping, payroll, and cloud accounting on a fixed-fee basis.
St Saviour·Professional Service
ICAEW-chartered accounting firm offering fixed-fee tax, bookkeeping, payroll, and outsourced finance services.
St Saviour·Professional Service
ICAEW chartered accountancy firm in St Saviour, offering accounts preparation, Guernsey taxation, and business planning.
St Peter Port·Professional Service
Sole-practitioner chartered accountancy and tax advisory practice run by Tom Birley (ACA, CTA), serving individuals and businesses with Guernsey and UK taxation.
St Peter Port·Organization·Est. 2014
Provider of tax advisory, planning, and compliance services for individuals, sole traders, partnerships, companies, and trusts.