Outsource your accounting

Accounting Outsourcing: Optimise Your Financial Management

Outsourcing your accounting means entrusting the financial management of your company to a chartered accountant or specialist firm. This practice is particularly common among small businesses and SMEs, where the pursuit of efficiency and compliance is essential.

However, choosing a qualified professional is paramount. Only members of an accredited accounting body are authorised to practice. This guarantees the company a high level of expertise and security in its operations.

The role of accountants goes beyond simply keeping the books. They advise business leaders on strategic matters, ensure regulatory compliance, and optimise accounting processes.

Whether you are a startup, an SME, or a large company, outsourcing your accounting can be a strategic decision. This approach offers considerable advantages: cost reduction, access to specialist expertise, and improved financial performance.

At Iter Advisors, we put our expertise to work for your company to improve your financial management through outsourcing. Our objective is not to replace your accountant, but to complement their expertise for greater efficiency.

What Is Accounting Outsourcing and How Does It Work?

Definition of Accounting Outsourcing

Accounting outsourcing involves entrusting all or part of your accounting tasks to a chartered accountant or specialist firm. These providers manage a variety of assignments:

• Bookkeeping.
• Tax and social security filings.
• Preparation of annual financial statements.

This model relies on close collaboration between the company and the provider. A signed engagement letter establishes a clear framework, specifying the responsibilities of each party and the objectives to be achieved.

What Is the Principle of Outsourcing?

The principle of outsourcing is simple: enable the company to focus on its core business while delegating complex tasks to experts. The accountant ensures:

• Management in compliance with current regulations.
• Cost rationalisation through adapted services.
• Access to modern tools to automate and optimise accounting processes (Pennylane, Netsuite, Sage…).

What Accounting Services Are Typically Outsourced?

Typical Outsourced Services

Outsourcing your accounting to a chartered accountant allows you to entrust a variety of complex assignments, ensuring their compliance and quality. Among the most common tasks:

Bookkeeping: This includes recording accounting transactions (purchases, sales, payroll), bank reconciliations, and management of inventory entries at period end.

Tax and social security filings: VAT, corporation tax, business property tax, apprenticeship tax, employer declarations, and vehicle-related taxes.

Payroll and HR administration: Preparation of payslips, declaration and payment of social contributions, management of onboarding and offboarding formalities.

Annual close: The accountant prepares balance sheets, income statements, notes, and tax packs for legal obligations and relationships with third parties such as banks or investors.

What Is Accounting Assistance?

Accounting assistance is aimed primarily at SMEs that do not have an internal accounting department or that wish for specific support. It includes:

• Ad-hoc support on specific tasks: For example, managing inventory entries or adjustments during year-end close.
• Advice on tax and financial optimisation: An external perspective helps identify opportunities to reduce tax charges or optimise cash flow.
• Training of internal teams: Accountants can train staff on the use of accounting tools and an understanding of financial processes.

What Are the Benefits of Accounting Outsourcing?

Reduction of Operating Costs

Accounting outsourcing is a cost-effective solution that converts fixed charges into variable costs. By avoiding the recruitment of a dedicated internal accounting team, a company achieves significant savings:

• No salaries or social charges: No obligation to pay a fixed salary, holiday pay, or benefits related to internal staff.
• Cost adapted to needs: An accountant's fees can be modulated according to the tasks assigned, whether a monthly service or a one-off assignment such as preparing financial statements.

For small structures or startups in the growth phase, this model provides access to professional skills without burdening cash flow. Companies can allocate the saved resources to strategic initiatives such as business development or innovation.

Expertise and Regulatory Compliance

Accountants bring unparalleled mastery of tax and social regulations. This expertise considerably reduces the risks associated with errors or late filings, which can lead to financial penalties:

• Legal compliance: Tax, social, and legal filings are completed within deadlines and in accordance with current standards.
• Anticipating regulatory changes: Through constant monitoring, the accountant adapts accounting practices to comply with new laws or directives.

Their strategic advisory role goes well beyond simply executing tasks: they help companies identify tax and financial optimisation opportunities, thereby reinforcing their competitiveness.

Time Savings and Flexibility

Managing accounting is a time-consuming activity, especially for SME or startup leaders who often juggle multiple responsibilities. Outsourcing allows them to:

• Refocus on strategic activities: Such as acquiring new clients, product development, or team management.
• Benefit from flexible services: The accountant adjusts their involvement according to needs — ad-hoc support during annual close, recurring management of filings, or assistance during specific projects such as a fundraising round.

This flexibility is particularly valuable in uncertain economic environments, where needs can evolve rapidly — a classic example being startups.

Case Study

OptiDigital

View the case study

Activity: Adtech Industry

Initial revenue: €8M

Fundraising completed: €30M on schedule

Number of employees: 35

Factors Influencing Cost

The costs of accounting outsourcing vary according to several criteria:

• Company size: A small company with a low transaction volume will pay less than a large company with complex operations and many employees.
• Services requested: Full outsourcing (bookkeeping, payroll management, tax and social filings) will cost more than a partial assignment (such as preparing the annual accounts alone).
• Frequency of interventions: Companies requiring regular support (monthly or weekly) will incur higher costs than those seeking ad-hoc assistance.

Cost Ranges

Small businesses (fewer than 10 employees): Average monthly cost between €150 and €500 excluding VAT for bookkeeping and simple tax filings. Average annual cost between €1,800 and €6,000 excluding VAT for full management including year-end close and preparation of financial statements.

SMEs (10 to 50 employees): Average monthly cost between €500 and €1,500 excluding VAT for extended services. Average annual cost between €6,000 and €18,000 excluding VAT, depending on the complexity of assignments.

Large companies or high-volume transaction companies: Average monthly cost between €1,500 and €5,000 excluding VAT. Average annual cost between €18,000 and €60,000 excluding VAT for full management of accounting, tax, and payroll.

Payroll administration: Approximately €15 to €25 excluding VAT per payslip, with additional fixed fees. Average monthly cost between €100 and €1,000 excluding VAT, depending on the number of employees and complexity of collective agreements.

How to Choose a Provider for Accounting Outsourcing?

Selection Criteria

Choosing the right provider is an essential step to ensure successful accounting outsourcing. The main criteria to consider are:

• Reputation and experience: Choose an accounting firm with solid references and proven experience in supporting companies similar to yours.
• Sector expertise: A provider familiar with the specifics of your sector (e.g. tech, retail, industry) will be better placed to understand your financial and tax challenges.
• Digital tools: Ensure the provider uses modern solutions: ERP (Pennylane, Yooz, Odoo…), reporting software (Finthesis, QlikSense, PowerBI…), and collaborative platforms for real-time monitoring.

Steps to Start the Collaboration

• Define your needs: Assess precisely the tasks to be outsourced (bookkeeping, tax filings, payroll management) and determine your expectations in terms of results.
• Establish a detailed contract with your accountant: The engagement letter defines the tasks assigned, expected objectives (deadlines, deliverables), and fee arrangements (monthly, annual, or per assignment).
• Set up regular communication: Schedule monthly or quarterly review meetings. Use collaborative tools to share dashboards or activity reports.
• Evaluate performance: Organise periodic reviews to assess the quality of services and identify any necessary adjustments.

Conclusion: Accounting Outsourcing — A Strategic Solution for Your Business

Accounting outsourcing is a key solution for optimising financial management, reducing costs, and gaining efficiency.

With Iter Advisors, benefit from personalised support to succeed in your transition to outsourcing.