Certified Happy Workplace™
Cortrium
is a Certified Happy Workplace.
Earned by clearing every threshold in the Zoios certification, across two independent measurements, with anonymous responses from their team. Objective. Demanding. Non-profit.
Certified Spring 2026
What this means
They cleared three demanding thresholds.
Two measurements within six months. Each measurement with at least 100 responses or a 70% response rate. All three of these cleared.
eNPS
01
A healthy Employee Net Promoter Score · above 25
Well-being
02
Strong well-being across the eight drivers · above 75
Stress
03
Very low workplace stress · ≤ 1 in 10
About the certification
Real CSR evidence, not a paid badge.
Certified Happy Workplace is the employee-side equivalent of DGNB: an objective, demanding, non-profit certification of measurable well-being, healthy eNPS and very low stress. It is the measurable backbone for the social pillar of ESG and the inclusion outcomes any DEI strategy depends on.
Read the criteria