From Annual Survey to Proactive Management: How CSD Ingénieurs Improves Employee Satisfaction

Discover how CSD Ingénieurs transformed its internal dialogue with eBloom to boost employee retention, engagement, and workplace well-being.
From Annual Survey to Proactive Management: How CSD Ingénieurs Improves Employee Satisfaction
Published on
June 30, 2026

At CSD Ingénieurs, an international consulting firm specializing in environment and construction, teams are passionate and highly sought-after. For Elodie Defosse, HR Business Partner, the challenge is significant: maintaining the engagement of the 120 employees in the Belux division while ensuring a healthy work-life balance.To achieve this, the company chose to revolutionize its approach to internal dialogue with eBloom.

📊 CSD Ingénieurs at a glance:
Sector: Environmental and special building techniques engineering office
Challenge: Create favorable conditions for high engagement and structure internal communication to sustainably support teams in their dynamic.
Key Result: A direct financial ROI thanks to improved retention and a fluid dialogue at all levels.
eBloom in 3 words, according to them: Reliable, Useful, Friendly.

From the annual survey to adopting continuous feedback

For a long time, CSD Ingénieurs relied on a classic annual survey to gauge the mood of its teams. However, this format had a major limitation: it only provided a "snapshot in time," often biased by the most recent news or the latest impression. To establish a true culture of dialogue, the company chose to shift gears by taking the "regular pulse" of its employees.

Now, the rhythm is regular with waves of questions sent every two weeks. This frequency allows recent and varied information to bubble up, made possible by an exemplary ease of use. As Elodie Defosse emphasizes:

"What made adopting the system easy was the simple format, being able to answer questions using smileys...".

Beyond monitoring employee morale, this playful tool has become a lever for continuous improvement. CSD Ingénieurs uses it notably to debrief its internal events and adjust its future actions based on the real expectations expressed on the ground.To build these surveys, the HR team relies on the 'Bloomothèque' (a question library provided within the eBloom application), a valuable source of inspiration that allows them to ask the right questions without starting from a blank page.

Feedback as a performance lever

The use of eBloom at CSD Ingénieurs also aligns with a human resources economic logic. In a sector where teams are particularly sought-after, the major financial interest lies in talent retention.The equation is simple: by establishing this regular dialogue, the company can act directly on employee well-being and engagement. This mechanically reduces the staff turnover rate, representing an immediate return on investment. By avoiding the significant costs associated with recruiting, onboarding, and training new profiles, eBloom becomes a strategic management tool that secures human capital while optimizing the company's operational budgets.

"We had challenges regarding staff turnover, and being able to introduce this feedback allowed us to act on retention, on well-being... So there is this gain and this return on investment that speaks on a financial level." — Bruno Residori, CFO

A daily ally for managers

For Julien Otoul, head of the Biodiversity department, eBloom has become a valuable tool for managing his 18 employees. As a manager, eBloom allows him to be equipped to instantly capture his team's feelings on a specific topic. Julien uses it concretely to ask direct questions to his team, whether on light topics like "team building" or on more concrete points related to management and technical activity.One of the main strengths lies in the very user-friendly side of the interface, which prevents managers from getting overwhelmed. As Julien explains:

"It’s the visual efficiency that changes everything: it's simple and fast. In a single glance, you grasp the survey results without having to browse through dozens of pages of reports to understand the needs on the ground."

In order to establish a culture of transparency, global results and team trends are systematically shared and discussed during meetings. This ritual allows important topics or specific blockages to be put on the table without ever compromising the anonymity of the respondents. It is precisely this guarantee of confidentiality that allows everyone to express themselves authentically and enables managers to solve core problems while valuing what works well.

The voice of employees: a lever for individual exchanges

Beyond the managerial vision, it is the employees themselves who highlight the concrete utility of the approach in their daily lives. For the teams, eBloom is not considered just another questionnaire, but a real reflection tool that allows them to take the time to stop and look at subjects that are not necessarily addressed during the working day. As one of the employees, Valentine Chapelle, explains, it allows feedback on specific points that they don't always have the opportunity to address in person during meetings or in the urgency of projects.

This stepping back proves particularly valuable in nurturing the dialogue between employees and their management. By taking the time to record their feelings in the application, team members arrive at individual interviews ("One-to-One") with clearer ideas and a common thread for the exchange. The tool makes it possible to go beyond the traditional and sometimes mechanical "everything is fine" to leave room for a sincere and calm discussion about current needs or concerns.The collective dimension is also experienced as a reassuring element. Being able to see where one stands in relation to the team's overall trends allows everyone to put their own feelings into perspective: it helps to understand if a perception is shared by others or if it is more personal. Far from creating divisions, this overview strengthens transparency and the sense of belonging, showing that every opinion contributes to the evolution of the company.

From reaction to proactivity: the example of internal communication

The analysis of the collected results allowed CSD Ingénieurs to transform feelings into tangible action plans. One of the major projects identified concerned internal communication, which was perceived as sometimes complex due to the multiplicity of channels used and the number of stakeholders. Thanks to precise feedback via eBloom, management was able to react in a targeted manner:

"We mapped out the different communication channels we had within the company and put actions in place that allow management to be closer to employees."

This approach made it possible to clarify information flows and open a more direct dialogue between teams and hierarchy. For Elodie Defosse, this is where the true value of the tool lies: moving from a "reactive" approach, where one tries to put out fires, to a "proactive" approach. By remaining attentive to weak signals and daily concerns, CSD Ingénieurs can now prevent tensions and manage them better if they arise.

Conclusion: A success summarized in three words

For the CSD Ingénieurs team, the eBloom experience can be summarized by three adjectives: "Reliable, Useful, and Friendly". More than just a survey platform, the tool has become a pillar of their corporate culture, facilitating the work of HR, the stewardship of managers and management, and the expression of employees. By placing continuous feedback at the heart of its strategy, CSD Ingénieurs proves that simple and regular listening is the best engine for human and economic performance.

Would you like to discuss your HR challenges with one of our experts and discover how eBloom supports you in retaining your teams? Book your slot here.

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