A world of possibilities

Advisory and accounting firm for key accounts of the In Extenso Group

Discover our services

How
can we
support you?

Our strength lies in our ability to adapt to the specific challenges of our clients and team members. As an advisory and accounting firm, we are committed to delivering high-quality services within a stimulating work environment, covering the full range of financial management needs. This approach allows us to create real added value for your projects, laying the foundation for long-lasting, high-quality partnerships.

About us

Our expertise

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Join us as a consultant

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1/3

CAC 40 companies are our clients

40 M€

in revenue

30

Qualified Accounting Experts

A multidisciplinary team

Our areas of expertise

01

Accounting services

A dedicated team providing accounting services for SMEs and large group subsidiaries: covering bookkeeping, back-office support, tax advisory, payroll management, and consolidation.
02

Outsourcing (BPO)

Our BPO teams support organizations by delivering accounting, HR and administrative process outsourcing solutions, combining data security, enhanced service quality, cost reduction and flexibility.
03

Advisory

Our multidisciplinary teams work alongside SMEs, mid-sized companies and large accounts to support their transformation and improvement goals across performance, operational efficiency and risk management.
04

Operational Support

Our consultants are embedded within the finance departments of major accounts & mid-sized companies, providing operational support in accounting and management control.

Expertise
driven by your ambitions.

Our team members stand out for their ability to deliver tailor-made solutions, drawing on their expertise and strong added value. We offer 360° advisory services, all within a caring, collaborative and friendly environment. Our clients seek excellence, and we pride ourselves on providing a high level of technical skills and professional conduct.

Join us
"Our clients demand excellence: the technical expertise and professional conduct of our team are central to everything we do."

Au cœur de nos
dernières actualités

Our Commitment
to Corporate
Social Responsibility

Ad Astra cultivates team spirit and an entrepreneurial mindset, providing exciting career opportunities within a caring work environment. Our commitment: to bring out the best for our clients and our people.