Chartered Accountants in France for Foreign Companies

Expert chartered accountants in France helping foreign companies with accounting, tax, payroll & legal setup. 35+ years of international experience.

ECAI is a firm of chartered accountants and statutory auditors based in France, supporting international companies for over 35 years. Whether you're launching a business in France or managing an existing French branch or subsidiary, we provide tailored accounting, tax, payroll, and advisory services to help your venture succeed.

illustration d'un expert-comptable serrant la main à son client
illustration d'un expert-comptable serrant la main à son client
illustration d'un expert-comptable serrant la main à son client

Your Needs – Our Expertise

Are you managing a foreign company planning to enter the French market ? Already operating a French branch or subsidiary and need expert local support ?

At ECAI, we help international businesses navigate the French legal and administrative landscape with confidence. Our multilingual team of 40 experts (English, Spanish, Portuguese) delivers practical and responsive support, fully aligned with international standards. We assist you with:

  • 01. Creating a business plan and selecting the most suitable legal structure
  • 02. Handling all accounting and financial reporting, tailored to your group’s format
  • 03. Managing tax compliance, including complex VAT issues
  • 04. Ensuring full HR and payroll management under French labour law (contracts, payslips, social contributions, etc.)

Our modular services adapt to your development stage. You remain in control, choosing only the expertise you need.

Our values

Why choose ECAI ?

Founded over 35 years ago, ECAI brings together 40 seasoned professionals, each specialized in a core area of business support.

We support our clients at every stage of their journey—from launch to growth—with the reliability and technical excellence you need.

Responsiveness

Attentiveness

Genuine passion for consulting and entrepreneurship

A human approach to business challenges

Our values

Why choose ECAI ?

Founded over 35 years ago, ECAI brings together 40 seasoned professionals, each specialized in a core area of business support.

We support our clients at every stage of their journey—from launch to growth—with the reliability and technical excellence you need.

Responsiveness

Attentiveness

Genuine passion for consulting and entrepreneurship

A human approach to business challenges

Our services

Services for Foreign Subsidiaries in France

We offer a full suite of services for foreign companies operating in France. Whether you're expanding into France or optimizing your existing structure, ECAI is your trusted local partner.

illustration d'un mégaphone en noir et blanc

Strategic and financial advisory

illustration d'une ampoule en noir et blanc

Company formation and legal setup

illustration d'une saccoche de l'agence ECAI en noir et blanc

Taxation and VAT management France

illustration d'un badge de l'agence ECAI en noir et blanc

French Labour law compliance, payroll & HR

illustration d'un chronomètre en noir et blanc

French subsidiary Accounting and reporting

illustration d'un chronomètre en noir et blanc

Fundraising and investor due diligence

illustration d'une loupe en noir et blanc

Statutory and external audits

Our services

Services for Foreign Subsidiaries in France

We offer a full suite of services for foreign companies operating in France. Whether you're expanding into France or optimizing your existing structure, ECAI is your trusted local partner.

illustration d'un mégaphone en noir et blanc

Strategic and financial advisory

illustration d'une ampoule en noir et blanc

Company formation and legal setup

illustration d'une saccoche de l'agence ECAI en noir et blanc

Taxation and VAT management France

illustration d'un badge de l'agence ECAI en noir et blanc

French Labour law compliance, payroll & HR

illustration d'un chronomètre en noir et blanc

French subsidiary Accounting and reporting

illustration d'un chronomètre en noir et blanc

Fundraising and investor due diligence

illustration d'une loupe en noir et blanc

Statutory and external audits

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Startup Accounting & Support in France

35+ years alongside bold entrepreneurs. Are you launching a startup in France? Let’s talk. We offer startup-friendly packages with complete, affordable support including:

  • Business model validation and funding strategies
  • Accounting and tax compliance
  • Payroll, HR, and legal structure
  • R&D tax credit filings and JEI (Young Innovative Company) setup
  • Investor relations and financial dashboards
  • 70+

    startups supported annually

  • 25+

    fundraising operations managed per year

  • 60+

    R&D tax credit files prepared annually

illustration d'un expert-comptable en train de parler à sa cliente
illustration d'un expert-comptable en train de parler à sa cliente

A Network of Local Experts That Makes a Difference

We connect you with trusted local experts: lawyers, bankers, incubators, tax advisors, and more. Over the years, we’ve built a strong network that helps foreign companies and startups grow faster, and safer, in France.

A Network of Local Experts That Makes a Difference

We connect you with trusted local experts: lawyers, bankers, incubators, tax advisors, and more. Over the years, we’ve built a strong network that helps foreign companies and startups grow faster, and safer, in France.

Contact us at

Or email us at

Ketty SOUED on the phone
Ketty SOUED on the phone
Ketty SOUED on the phone

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