You can contact us via e-mail at 
info@alta4.com or via regular mail at the following address:
alta4 AG
im Posthof am Kornmarkt
Fleischstr. 57
D-54290 Trier
Germany
Fon: +49.651.96626.0
Fax: +49.651.96626.26
http://www.alta4.com
Website Owner (www.alta4.com):alta4 Geoinformatik AG
CEO: Ole Seidel
Chairman of the board: Bernhard Mohr
Court of Registration: Amtsgericht Wittlich, HRB 4640
Value-added tax identification number: VAT ID No.: DE 219145740
Support for our maintenance customers
You can get in contact with our support service by phone via:
+49(0)651.96626-166
Or send an email with your request to: support@alta4.com