@mdma
I've been working in Telecoms for 5 Years since I finished my Degree.
If she's got any technical questions that need answering fire away.
Rather than searching for all the telco's in the world.
It might be easier if she has a word with PR departments of the following companies.
They might tell you who their customers are.
Marconi - System X
Nortel Networks - DMS
Ericson
Nokia
There is a huge difference between service providers and carriers however.
Any questions just ask.
