English to Russian Bus/Financial Business/Commerce (general)

Описание создания и развития курьерской компании.

As we started selling our services to many other smaller courier companies in the world, we had to customize delivery for each of the global players.
On one delivery we were Emery and then the next we were Burlington Northern.” Aramex was a leader in the Middle East – well known to courier companies but virtually unknown to retail customers.
This strategy allowed Aramex to start to stealthily gain market share ***against DHL and compete with other players in the region.

Сомневаюсь в предлоге "against"

Спасибо.