One Advisor for All Your Accounting Needs
From bookkeeping to company formation, your single point of contact manages it all across every jurisdiction in both French and English.
No handoffs between departments. No outsourced work.
Just one senior advisor who knows your business inside out and handles your accounting, tax and compliance directly.
The service adapts to your organisation and your schedule, not the other way around.
Why Choose Us
Nothing Outsourced. Ever.
All work is completed in-house by our own team of accountants, auditors and consultants. No subcontracted bookkeepers, no third-party payroll providers, no external firms handling pieces of your account behind the scenes.
02
Fluent French-Speaking Support
For French-speaking businesses expanding internationally, your advisor speaks your language natively and understands both the regulatory environment you are coming from and the one you are entering.
03
Legal, Digital, Responsive Operation Solution
Efficient tools and streamlined processes mean faster turnaround on filings, direct access to your advisor, and real-time visibility on your accounts across every jurisdiction.
04
Adapted to Your Organisation
01 fits around the way you work. Reporting formats, schedules and communication are tailored to your needs, so you get the information you need in the format and frequency that suits your business.
05
Who We Work With
01 Accounting Services works primarily with SMEs and international businesses that operate across borders. Most clients are companies with entities in more than one country, whether that means a French parent with a UK subsidiary, a tech firm expanding into Ireland, or a group managing operations across all five of 01's jurisdictions.
The firm supports businesses at every stage: from first-time international expansion through to established multi-country groups that need consistent, senior-level accounting across all their markets. Clients come from sectors including technology, professional services, software, retail, manufacturing and construction. The service model stays the same regardless of size or industry: one dedicated advisor, everything in-house, adapted to how your organisation works.
Frequently Asked Questions
We Answered All
What happens if my question requires expertise outside my advisor's main jurisdiction?
Can 01 handle bookkeeping and tax filings under different GAAP standards at the same time?
Can 01 Accounting handle compliance across multiple countries at once?
Can 01 produce management reports in a format that matches our internal templates?
How does 01 handle the transition if I am switching from another accounting firm?
How do I get started with 01 Accounting for my international business?
