It seems like they only care about the $$, not the people - Mitarbeiter (anonym) bei Aon: Mitarbeiterbewertung

Team members work together well

Movement between teams is slim

Clearly defined career ladder Exposure to a wide range of clients and projects.

Inconsistent team culture. Some teams feel clique-oriented, so it's difficult for new employees to integrate. Training can be limited, with a strong expectation to learn independently.