helvetica neue

Helvetica Neue Paneuropean Family Pack — Sufficient for US as well as Europe?

Good morning good people,
My department of designers are aggressively reassessing the brand image of the company we work for, starting with consistency of visual language. The Senior Designer established that the current corporate typeface, Helvetica Neue (or is it properly Neue Helvetica?), is perfectly suitable for our needs. It works quite well with all the various weights and styles for the US market, however our international offices are just frustrated. Characters are missing for the Bosians and the Russians do not have enough variation with the basic cyrillic family they have and so on and so on. Many of the offices have elected to use Myriad Pro as a substitute and it's just destroying our brand objectives. This must stop.
I found this: