Our team: Who are we?

Discover our team! Diligence Consulting is committed to supporting and advising training organizations to help them reach their full potential! We invite you to take a closer look at the members of our consulting team 🙂

Sandrine Ouilibona, Managing Director

Diligence Consulting: Sandrine Ouilibona

Founder and CEO of Diligence Consulting, Sandrine created the structure in 2019 to support skills development professionals in creating, optimizing training organizations, as well as registering certifications with France Compétences or carrying out quality audits.

Having been in the training business for 15 years, Sandrine knows all there is to know about professional training, and does her utmost to meet her customers’ needs with kindness, humanity and expertise.


Lucile Trihan, Consultant and Project Manager

Diligence Consulting - Lucile Trihan, Project Manager Consultant

With a background in language training and running her own micro-enterprise in FLE and English training, Lucile joined Diligence Consulting in 2021. As Project Manager Consultant, she supports organizations in their projects to become a certification body by registering a certification with France Compétences (RS/RNCP), or to obtain and maintain Qualiopi. She also manages the blog and newsletter in collaboration with Vanessa.


Vanessa Vasseur, Development Manager

Diligence Consulting - Vanessa Vasseur, Development Manager

Vanessa joined the team in May 2023. With over ten years’ experience in the training sector, and as an English language coach, Vanessa manages Diligence’s communications through the blog and newsletter, as well as developing new ideas to help training organizations.


To access detailed presentations from each team member, join the Diligence Consulting newsletter* now!

*The newsletter is sent out every month from October onwards, to share information on the world of professional training and certifications, as well as to take you on a behind-the-scenes tour of Diligence Consulting!


We publish new articles every month, and you can find previous ones on the blog page!