GSM Systems: Clients

London:
Phone: +44-20-7193-7490
Fax: +44-20-8497-7029

New York:
Phone: +1-212-431-3476
Fax: +1-212-414-2527

e-mail:

GSM Systems supports growth of mobile telephony in the developing world through the United Nations Digital Solidarity initiative.

For more information download this PDF
economist.pdf
or visit this link.

GSM Systems has long-standing trusted relationships with the world’s largest mobile operators.