Fractional CFO services give businesses access to senior financial leadership without adding a permanent CFO to the payroll. Providers vary considerably in scope, with some combining CFO input with accounting and tax support, while others concentrate on fundraising, forecasting, board reporting, or executive finance placements. This guide provides a practical selection of fractional CFO services companies with a focus on their service models and areas of expertise.

Acumon

Acumon is a UK firm of chartered accountants and registered auditors providing fractional CFO services alongside accounting, tax, audit, and business advisory support.

The firm works with growing owner-managed businesses, established companies, and international corporate groups that need senior financial expertise without appointing a full-time CFO. Fractional CFO support can be integrated with existing finance teams, giving management access to experienced financial leadership while retaining a flexible service model.

Acumon holds a Public Interest Entity (PIE) audit licence, allowing the firm to audit listed companies and other entities subject to enhanced regulatory oversight in the United Kingdom. PIE audits are subject to additional regulatory supervision and quality requirements, and only a limited number of firms are authorised to undertake this type of work.

In addition to its UK audit registration, Acumon also holds audit licences in several international financial centres, including the Cayman Islands, British Virgin Islands (BVI), Jersey, and Isle of Man. These licences enable the firm to support international corporate groups where entities are located across multiple jurisdictions.

As businesses grow, financial management often becomes more complex, particularly around cash flow forecasting, budgeting, management reporting, performance monitoring, and strategic planning. Acumon supports these areas by combining CFO-level financial oversight with its wider accounting and advisory capabilities.

Acumon works with management teams, business owners, and boards to strengthen financial reporting, improve visibility over business performance, support planning and decision-making, and develop finance processes that can adapt as the organisation grows.

Fractional CFO Services Capabilities

Acumon provides fractional CFO services across a wide range of organisational structures and sectors.

These include:

  • UK limited companies and corporate groups
  • Public Interest Entities (PIEs) and regulated organisations
  • UK subsidiaries of international groups
  • charities and not-for-profit organisations
  • owner-managed businesses approaching statutory audit thresholds
  • offshore holding companies and investment vehicles

Fractional CFO service engagements are typically led by senior professionals with direct involvement throughout the engagement.

Regulatory Licences and Registrations

Acumon holds several audit registrations that enable it to support organisations operating across multiple jurisdictions.

These include:

  • UK statutory audit registration
  • Public Interest Entity (PIE) audit licence
  • Jersey audit licence
  • Isle of Man audit licence
  • Cayman Islands audit licence
  • British Virgin Islands audit licence

These registrations allow the firm to provide audit services to groups that include entities in both the UK and key international financial centres.

Core Services

In addition to fractional CFO services, Acumon provides a range of services that support financial reporting and governance.

These include:

  • statutory external audit
  • group and subsidiary audits
  • Public Interest Entity (PIE) audits
  • charity and not-for-profit audit
  • audit of international group structures
  • internal audit and governance reviews
  • risk management and compliance support

Audit work is often delivered alongside discussions with management and boards regarding financial reporting processes and governance frameworks.

Many organisations initially encounter statutory audit requirements as they grow and exceed the audit exemption thresholds set out in the Companies Act.

Acumon works with businesses that are:

  • approaching their first statutory audit
  • preparing for external investment
  • expanding into international markets
  • operating within corporate group structures

Early engagement with an audit firm can help ensure that financial reporting systems and documentation are aligned with statutory audit requirements.

Contact Information

FD Capital

FD Capital takes a recruitment and placement-led approach to fractional CFO services. The firm places experienced CFOs and Finance Directors into UK companies on fractional, part-time, interim, outsourced, and permanent arrangements. Its fractional CFO offering covers SMEs, scale-ups, investor-backed companies, and businesses that need an experienced finance executive embedded within the organisation.

The model can be particularly relevant when a company wants an individual CFO matched to its sector, stage, and leadership requirements rather than a broader outsourced accounting package.

Key Facts

  • Ideal for: Businesses seeking a matched CFO or Finance Director
  • Core services: Fractional CFO, outsourced CFO, interim CFO, part-time CFO, Finance Director recruitment
  • Specialization: Senior finance executive placement
  • Notable strength: Multiple engagement models covering fractional through permanent appointments

Standard Ledger

Standard Ledger focuses its UK fractional CFO services on startups and scale-ups. Its CFO work covers cash flow management, forecasting, financial modelling, investor reporting, fundraising preparation, cap tables, due diligence, board reporting, and strategic financial advice.

The firm can also provide accounting, bookkeeping, payroll, tax, valuations, and financial modelling, allowing growing companies to combine operational finance with CFO-level support. Published CFO packages range from lighter monthly involvement to more integrated support for VC-backed and fast-scaling teams.

Key Facts

  • Ideal for: Startups and scale-ups
  • Core services: Fractional CFO, financial modelling, fundraising support, cash flow forecasting, board reporting
  • Specialization: Startup and growth-stage finance
  • Notable strength: CFO support combined with accounting and finance operations

WrightCFO

WrightCFO is a UK fractional CFO practice built around providing strategic financial leadership to scale-ups. Rather than treating fractional CFO work solely as an individual consultant engagement, the firm uses a team-based practice model in which its Chartered Accountants share knowledge and review client challenges collectively.

Its work is positioned around scoped CFO engagements, making it relevant to management teams that need experienced financial input without establishing a permanent senior finance position.

Key Facts

  • Ideal for: UK scale-ups requiring strategic finance support
  • Core services: Fractional CFO and strategic finance support
  • Specialization: Scale-up financial leadership
  • Location: London
  • Notable strength: Practice-based CFO model supported by a wider Chartered Accountant team

Consult EFC

Consult EFC provides fractional CFO services for UK SMEs and high-growth businesses, with particular attention to SaaS companies. Its work includes strategic finance, cash flow forecasting, financial modelling, management reporting, fundraising support, valuations, exit planning, and due diligence preparation.

The firm is based in London and is led by an ICAEW Chartered Accountant. Its combination of CFO and corporate finance work can be relevant to companies approaching investment rounds, acquisitions, business sales, or other transactions where forward-looking financial analysis becomes more important.

Key Facts

  • Ideal for: SaaS companies, high-growth SMEs, and businesses approaching transactions
  • Core services: Fractional CFO, financial modelling, management reporting, valuations, exit planning
  • Specialization: Strategic finance and corporate finance
  • Location: London
  • Notable strength: CFO support connected with fundraising, valuation, and transaction work

OD Accountants

OD Accountants provides fractional CFO support to UK SMEs through a Chartered Management Accountancy practice. The service centres on monthly management accounts, KPI dashboards, cash flow forecasting, scenario modelling, and commercial input around pricing, margins, funding, and growth.

Its fractional CFO work sits within a broader cloud accounting model, allowing management reporting and strategic advice to draw on current accounting data. The practice operates from London and Somerset while supporting businesses remotely across the UK.

Key Facts

  • Ideal for: SMEs needing recurring finance director-level input
  • Core services: Fractional CFO, management accounts, KPI reporting, cash flow forecasting, cloud accounting
  • Specialization: Commercial management accounting
  • Location: London and Somerset
  • Notable strength: CFO advice integrated with cloud-based management reporting

EC Solution

EC Solution provides fractional, interim, consulting, transformation, and advisory CFO support to UK businesses. Its fractional model is structured as a strategic partnership, with the level of involvement adjusted around the needs and development stage of each client.

Published sector experience includes SaaS and technology, consulting, venture and VC environments, manufacturing, charities and NGOs, education, startups, scale-ups, and corporate organisations. Engagements begin with discovery and structured onboarding before moving into ongoing reporting and strategic input.

Key Facts

  • Ideal for: SMEs and growth-stage businesses seeking flexible senior finance leadership
  • Core services: Fractional CFO, interim CFO, advisory, transformation, finance leadership
  • Specialization: Flexible CFO and strategic finance engagements
  • Location: UK-wide
  • Notable strength: Multiple CFO engagement formats rather than a single fixed service model

Zenith Advisory

Zenith Advisory combines fractional CFO services with an outsourced finance department model. Depending on the engagement, the firm can cover bookkeeping, payroll, accounts payable, accounts receivable, management accounts, compliance, cash flow forecasting, budgeting, and board-level reporting.

This broader structure may suit companies that need more than strategic CFO advice because operational finance activities can sit within the same outsourced relationship. Zenith also provides Virtual Finance Director and Virtual Finance Team services.

Key Facts

  • Ideal for: SMEs and scale-ups outsourcing multiple layers of finance
  • Core services: Fractional CFO, Virtual FD, management accounts, forecasting, bookkeeping, payroll
  • Specialization: Outsourced finance departments
  • Location: London
  • Notable strength: CFO-level support combined with operational finance services

Airthrey Accounting

Airthrey Accounting provides fractional CFO services to growing UK businesses that need board-level financial leadership on a retained basis. Its CFO work covers fundraising support, board reporting, cash flow and scenario modelling, forecasting, and strategic financial input.

The practice is based in Wimbledon and supports businesses across London and the wider UK using a cloud-first delivery model. Fractional CFO support can also connect with its bookkeeping, management accounts, annual accounts, and cash flow forecasting services.

Key Facts

  • Ideal for: SMEs, startups, and scale-ups
  • Core services: Fractional CFO, board reporting, fundraising support, forecasting, cash flow modelling
  • Specialization: Retained strategic finance support
  • Location: Wimbledon, London
  • Notable strength: CFO work built directly on accounting and forecasting data

Fusion Accountants

Fusion Accountants offers fractional Finance Director and Financial Controller support as part of its wider finance function. The service provides ongoing senior financial involvement rather than one-off consulting, with the fractional FD working alongside an existing internal finance team or outsourced accounting setup.

Its work covers financial insight, forecasting, controls, oversight, and leadership-level decision support. The model is particularly relevant where a business already has transactional finance resources but needs an experienced person to take greater ownership of reporting and financial direction.

Key Facts

  • Ideal for: Businesses with an existing finance team requiring senior oversight
  • Core services: Fractional FD and FC support, forecasting, financial controls, decision support
  • Specialization: Embedded finance leadership
  • Location: London and Brentford
  • Notable strength: Ongoing integration with internal or outsourced finance teams

MSA Accountants

MSA Accountants provides fractional and virtual CFO services for UK SMEs, startups, owner-managed companies, and high-growth businesses. CFO support covers management accounts, financial reporting, forecasting, financial modelling, finance controls, and board-level reporting.

The service can be combined with statutory accounting and compliance work, including accounts preparation, corporation tax, and payroll. That arrangement gives businesses the option of keeping routine financial compliance and forward-looking CFO support with the same provider.

Key Facts

  • Ideal for: SMEs, startups, and growing owner-managed businesses
  • Core services: Fractional CFO, Virtual CFO, forecasting, financial modelling, management reporting
  • Specialization: Strategic finance combined with accounting compliance
  • Location: Fleet, Hampshire
  • Notable strength: Integrated CFO and statutory accounting support

Consultax Chartered Accountants

Consultax provides Virtual CFO services for UK companies that need financial leadership beyond bookkeeping and compliance. The offering is aimed at growing businesses facing situations such as fundraising, scaling operations, or increasing financial complexity. 

As a Chartered Accountancy practice, Consultax also handles accounting, tax planning, and compliance. This gives its Virtual CFO service a broader foundation for businesses that want strategic financial advice connected with their accounting and tax position rather than delivered independently.

Key Facts

  • Ideal for: Startups and growing UK businesses
  • Core services: Virtual CFO, accounting, tax planning, compliance, strategic finance
  • Specialization: Outsourced CFO support within a Chartered Accountancy practice
  • Location: London
  • Notable strength: Combination of strategic and compliance finance services

Heights Accountancy

Heights Accountancy offers fractional CFO support to growing UK businesses through several levels of involvement. The service covers management reporting, financial oversight, support for finance staff, forecasting, and strategic decision support, with the scope shaped around the company’s growth stage.

Based in Lancaster, the practice combines senior finance leadership with accounting and tax services. Its flexible structure may suit owner-managed SMEs that want to increase CFO involvement gradually as reporting, cash flow, hiring, and investment decisions become more complex.

Key Facts

  • Ideal for: Growing UK SMEs
  • Core services: Fractional CFO, management reporting, forecasting, finance oversight, accounting
  • Specialization: Flexible financial leadership for owner-managed businesses
  • Location: Lancaster
  • Notable strength: Tiered CFO support that can change with business requirements

Clark Jamison

Clark Jamison provides fractional CFO services from its base in Poole while working with organisations across the UK and internationally. Its approach begins with a review of financial structures, reporting, and operational pressures before establishing financial priorities and an agreed plan for integrating CFO support with the existing team.

Services include strategic financial planning, multi-year forecasts, scenario testing, cash flow management, management reporting, risk reduction, and preparation for funding, investment, or sale. Support can be delivered weekly, monthly, or around specific projects.

Key Facts

  • Ideal for: SMEs, startups, and organisations navigating growth or financial change
  • Core services: Fractional CFO, strategic planning, forecasting, cash flow management, financial reporting
  • Specialization: Flexible strategic finance and financial planning
  • Location: Poole, with UK-wide delivery
  • Notable strength: Engagements structured around an initial review and defined financial priorities

Conclusion

Fractional CFO services cover several different delivery models. Some providers concentrate almost entirely on strategic financial leadership, forecasting, fundraising, and board support, while others combine CFO involvement with bookkeeping, management accounts, tax, payroll, or a complete outsourced finance function. Recruitment-led providers offer another option by matching businesses with individual fractional CFOs or Finance Directors.

There is no single provider that fits every organisation. The more useful comparison is between the level of CFO involvement required, the need for supporting accounting resources, sector experience, transaction or fundraising requirements, and whether the business wants an individual finance executive or a broader finance team.