Well, no longer. Depending on how you think about the world, there is either a Big Two – Marsh and Aon.
WTW: Without an M&A strategy the firm will continue to be left behind on growth
![WTW_race.png](https://assets.euromoneydigital.com/dims4/default/4f5313b/2147483647/strip/true/crop/630x360+0+0/resize/840x480!/quality/90/?url=http%3A%2F%2Feuromoney-brightspot.s3.amazonaws.com%2Fe5%2F52%2F8fe196574fe797d0e37a28d02a41%2Fwtw-race.png)
Well, no longer. Depending on how you think about the world, there is either a Big Two – Marsh and Aon.