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Island Graph/All niches/Financial & Fiduciary

Regulatory & Compliance

23 active businessesCompare

Fourteen firms — five global-network accountancies (PwC, EY, KPMG, BDO, Moore Stephens) alongside nine boutique compliance houses. Specialisations weight toward compliance advisory (11), risk management (10), and governance advisory (8). The oldest, BDO, traces to 1900 as G.N. Read, Son & Cocke; the newest, ONYX Solutions, opened 2024. —

Founded between 1900 and 2023

18 of 23 have a recorded year
190019251950197520002025
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BDO Limited

St Peter Port·Professional Service

Part of BDO International (166 countries, 1800 offices, 119,611 people, US$15 billion global revenue)

✦Most experience: 125+ years

126-year heritage (1900)

GFSCbdobusinesses of all sizesindividual clientssmeaccessible parking

Chartered accountancy and advisory firm with 48 qualified accountants and 21 trainees, specialising in audit, tax, and corporate finance in St Peter Port.

Phone+441481724561
Webbdo.gg
Emailenquiries@bdo.gg

Horsepool Consulting Limited

St Peter Port·Professional Service·Est. 2021

Part of Square Clouds, TCS, Verify by Tiller, Abe Ltd

GFSCindependentregulated advisorysmesregulated firmsregulated business

Guernsey AML and regulatory compliance consultancy, trading as Horsepool Group, offering outsourced compliance services and training.

Phone+441481740458
Webhorsepool.gg
Emailhello@horsepool.gg

KPMG in the Crown Dependencies

St Peter Port·Professional Service·Est. 1987

Part of KPMG International Limited

GFSCkpmgpartnershippublic sectorbig four advisoryinvestment fund

Professional services partnership offering audit, tax, and advisory services across the Crown Dependencies.

Phone+441481721000
Webkpmg.com/dp/en/home.html
Emailcrowndependencies@kpmg.com

Ernst & Young LLP

St Peter Port·Professional Service

Part of Ernst & Young Global Limited

GFSCICAEWbusiness owning familiesinternational corporatesllpprivate capital investorspublic sector

The Guernsey branch of EY, a Big Four professional services firm offering assurance, consulting, tax, and strategy and transactions services from St Peter Port.

Phone+441481717400
Webey.com
Emaileychannelislands@uk.ey.com

PwC Channel Islands

St Peter Port·Professional Service

Part of PwC (PricewaterhouseCoopers International Limited)

✦Largest team: 501-1,000 (Channel Islands)

103-year heritage (1923)

GFSCpwcaccessible parkingaccessible entrancebig four advisoryhni individual

Big Four professional services firm offering audit, tax, and advisory services across the Channel Islands.

Phone+441481752000
Webpwc.com/jg/en.html

Aspida Management Services Limited

St Peter Port·Service·Est. 2001

Part of Aspida Group Limited

captive consultancy armthird sectorcharitycorporate clientmalta

Aspida Management Services Limited offers compliance, risk management, and corporate governance services as part of the Aspida Group.

Phone+441481812400
Webaspidagroup.com
Emailinfo@aspidagroup.com

Aspida Group Limited

St Peter Port·Professional Service

charitymaltaaccessible entranceboutique complianceindependent advisory

Provider of technology-driven governance, risk, and compliance solutions for regulated businesses in financial services and the third sector.

Phone+441481812400
Webaspidagroup.com
Emailinfo@aspidagroup.com

Redwood Group

St Peter Port·Professional Service·Est. 2016

GFSCbelgiumbermudacompanyfundsinternational group

Grant Thornton International member firm established in 2016, specialising in AML, KYC, compliance, and corporate governance advisory services across Guernsey, Jersey, and Ireland.

Phone+441481701950
Webredwoodgrouplimited.com
Emailcontactus@redwoodgrouplimited.com

Perkins

St Peter Port·Organization

✦Active since 1952

ACCASTEPpartnership

Accountancy partnership established in 1952, offering accounting, taxation, audit, and payroll services, with trust and corporate services provided through group companies.

Phone+441481724966
Webwww.perkinsgroup.gg
Emailenquiry@perkinsgroup.gg

Moore Stephens Audit and Assurance (Guernsey) Limited

St Peter Port·Professional Service

✦119-year heritage (1907)

moore globalmid tier networkprivate clienthni individualinvestment fund

Independently owned audit, tax, and advisory firm in St Peter Port, part of the Moore Global network.

Phone+441481811700
Webchannelislands.moorestephens.com
Emailms@msgsy.com

ELM Compliance

Castel·Organization·Est. 2010

STEPChannel Islands and beyondRegulated

Provider of compliance and training services, specialising in the AML/CFT/CPF regulatory framework, established in 2010 with a team including Berri Trimmer and Emma Mauger who are STEP qualified.

Phone+447781109289
Webwww.elmcompliance.com
EmailEmma@elmcompliance.com

Premier Compliance

St Peter Port·Professional Service·Est. 2022

boutique complianceindependent advisorysmesregulated firmsfinancial services

Independent compliance consultancy serving Guernsey's financial services firms and SMEs.

Phone+447781100246
Webpremiercompliance.gg
Emailinfo@premiercompliance.gg

ThreeSixty

St Martin·Professional Service·Est. 2023

boutique consultancyex regulator consultancyregulated advisorysmesregulated firms

Guernsey compliance consultancy, founded in 2023 by former GFSC senior managers, offering supervised roles, AML/CFT/CPF training, compliance audits, and corporate governance advisory.

Phone+447781163727
Webthreesixty.gg
Emailenquiries@threesixty.gg

IAM Advisory

St Peter Port·Organization·Est. 1987

captive insurersendowmentsfamily officesHigh-net-worth individualsintermediaries

Limited company established in 1987, providing investment oversight and monitoring services, and is a signatory of the UN Principles for Responsible Investment.

Phone+441481716575
Webwww.iamadvisory.com

ONYX Solutions Limited

St Sampson·Professional Service

regulated advisorybailiwick wideregulated businessfinancial serviceslimited company

Professional firm offering outsourced compliance services and software solutions to regulated financial services firms in St Sampson.

Phone+44 (0)7781146626
Webonyxcompliance.gg
Emailcontact@onyxsolutions.gg

Advisory Services Group Limited

St Peter Port·Professional Service

GFSClimited company

Provider of compliance, risk and regulatory, company secretarial, corporate governance, consultancy, and training services.

Phone+447781127922
Webadvisoryservices.gg
Emailmel@advisoryservices.gg

Triangle Compliance Services

Alderney·Organization

charities and NPOsnon-regulated businessesprescribed businesses

Alderney-based sole practitioner consultancy specialising in anti-money laundering and countering the financing of terrorism (AML/CFT).

Phone+447781432424
Webwww.gov.gg
Emaildawntindall@gmail.com

Astaara

St Peter Port·Organization·Est. 2019

specialist consultancylimited company

Specialist consultancy established in 2019, providing integrated insurance services and risk management advisory with a focus on cyber risk.

Webwww.astaaragroup.com
Emailenquiries@astaaragroup.com

Compliance.gg

St Martin·Professional Service·Est. 2016

guernsey

Regulatory compliance consultancy for Guernsey financial services licensees, founded in 2016 by former GFSC officer Rob Brown.

Phone+44148123947
Webcompliance.gg
Emailrob@compliance.gg

Maroon Consulting

Vale·Organization·Est. 2021

or onsite at the client

Data-informed business change consultant specialising in high-risk projects and complex transformation programmes, with nearly 30 years of delivery experience.

Phone+447781444323
Webwww.maroonconsult.com
Emailhello@maroonconsult.com

Cybernetic Controls

Castel·Organization·Est. 2020

Company offering AI governance frameworks, AI risk management services, and specialist staffing for AI, DevOps, and regulatory roles.

Phone+441481248223
Webwww.cybernetic-controls.com
Emailinfo@cybernetic-controls.com

LMRR

St Peter Port·Professional Service·Est. 2007

Regulatory risk and compliance consultancy staffed by former GFSC regulators, serving regulated financial businesses since 2007.

Phone+441481727113
Weblmrr.gg
Emailtrevor@lmrr.gg

GACO - Guernsey Association of Compliance Officers

—·Organization·Est. 1999

Voluntary professional body for governance, risk, and compliance professionals in the Bailiwick of Guernsey, formed in April 1999.

Webwww.gaco.org.gg
Emailadmin@gaco.gg

Other sectors in Financial & Fiduciary

All Financial & Fiduciary →
  • Corporate Services73
  • Trust & Fiduciary56
  • Insurance42
  • Investment Management42
  • Financial Advisory & Planning30
  • Fund Administration25
  • Private Banking25
  • Pension Services23
  • Payment Services & FX11