NAVTECH GROUP
Sofia 1528, Bulgaria
7 Iskarsko Shose Blvd.,
Trade Center Europe,
Building 6, fl. 2
Fax: +359 2 439 6681
Phone: +359 2 439 6680
NAVTECH SUISSE
CH-6301, Zug, Suisse
135 Baarerstrasse,
Phone: +41 78 625 33 17