ALTEN
| Euronext Paris: ATE
CAC Mid 60 Component | |
| ISIN | FR0000071946 |
| Industry | Information technology Consulting Outsourcing |
| Founded | 1988 by Simon Azoulay, Laurent Schwarz and Thierry Woog |
| Headquarters | 221 bis, boulevard Jean Jaurès 92100 Boulogne-Billancourt, France |
| Revenue | €4.099 Billion (2025) |
| €106,9 Million | |
Number of employees | 57,400 (end 2025) |
| Website | www |
ALTEN is a French multinational engineering and technology consulting company founded in 1988, it has offices in 30 countries. ALTEN's stock is listed in compartment B of the Euronext Paris market (ISIN FR0000071946); it is part of the SBF 120, the IT CAC 50 index and MIDCAP 100, and is eligible for the Deferred Settlement Service (SRD).
In 2025, ALTEN had 57,400 employees and reported a revenue of 4.10 Bn euros. The French market accounts for 35% of the group's activity.