Translate the following English sentence to French:
"As for the transnational level of employee involvement there is some indication that at least in one case the companies may have breached transnational information and consultation agreements which they had concluded with their European workforce."
Pour ce qui est de l' implication des employés au niveau transnational, il existe certaines indications d' au moins un cas d' infraction des accords transnationaux en matière de consultation et d' information conclus entre les entreprises et la main-d' uvre européenne.