ABC Clients

ABC Clients, your professional training center.

See my work

  To learn more about ABC Clients: Legal Informations

In accordance with Decree No. 2007-750 of 9 May 2007, Here are descriptions on ABC :

  • • This site is published by ABC Clients EURL (one-person company with limited liability)
  • • Head office : 43, avenue du Général Leclerc – 78 470 Saint Rémy les Chevreuse
  • • Amount of share Capital : 7 500 €
  • • Publication Director : Christophe Rylewski
  • • Webmaster : Benjamin Rylewski
  • • SIREN/SIRET 483 384 418 / 000 16
  • • RCS Versailles
  • • N° TVA Intra : FR 65 483 384 418
  • • APE Code : 7022Z
  • • Registered under number 11 78 82718 78. This registration does not imply approval of the State.
  • • Website hosting : 1&1 Internet SARL, 7 place de la Gare, BP 70109, 57201 Sarreguemines Cedex, tél: 0970 808 911
  • • Photos credits : Google

The Company

  Who are we ?

ABC Clients is a training center for adults since 2005.
Our training center is composed by a team of professionals, consultants, trainers, and qualified experts, ready to follow you and advise you to develop individual and group skills.
Our strength is to be a small and human company, which enables us to be flexible in regarding schedules and reactive to your requests.

  What offers ABC Clients ?

ABC offers professional training with qualitative and quantitative results.
We offer a wide range of cross-training practices and directly operational in the service sector, such as computers, office automation, foreign languages, accounting, communication, and personal effectiveness.
These sessions are a professional enrichment and personal fulfillment guaranteed.

  Where is ABC and what is its scope ?

ABC is located in Saint Rémy les Chevreuse, in the heart of the Chevreuse Valley (78). we have trainers involved in all of France.
Our facilities are equipped for training and they have several computer rooms equipped with the latest software releases, conference rooms with overhead projectors. But also break rooms where it is good to grab a cup of coffee and to share one's impressions.


Photo taken by a trainee

I graduated from ESGF (Management School of Accounting and Finance) and I am bilingual English/French.
  After more than 20 years I have held various jobs: Credit Manager, Chief Accountant and Chief Financial Officer.
In 2005, I decided to put myself available to SMEs where my strong expertise of the area and my knowledge in finance and management to support business leaders in steering and managing their businesses.

I'm an expert at implementing Excel Dashboards and managing tools to produce accurate reports.
I conduct corporate employees by implementing classical training but also very specific demands that I can have: implementation of management tables, preparation of cash flow plan, business plan, etc ...


ABC offers a wide range of professional training certifying .
These courses can be made in our training center in Paris area, even France or within your company.
Do not hesitate to contact us: our consultants will guide you in choosing training for your needs:

  IT training:

  Accounting and management training courses:

  Assistant Training Business Administration - Communication:

  Payroll training

  Technical software training

  Language training

  Specific areas


Some files to download:

All training informations :

  • DIF : here
  • In Training Personnel and Training Plan:here

English and TOEIC:

  • Test and preparations:here


  • The main keyboard shortcuts by Pierre Cornet: here

Accounting / Management:

  • Professional Union of Accountants:here
  • ASCA (Assistant Accounting and Administration) : here
  • ASCOM (Assistant Business Administration - Communications) : here
  • The General Accounting Plan (PCG): here

Payroll / HR:

  • Verification of pay slips: here
  • And also:here
  • Severance allowance calculation:here

Contact us

Training (s) desired:

Business Plan
Team Building
Office Pack