CONSTELLATION TECHNOCOM PVT LTD
30/1 Ritchie Road
Calcutta – 700019
India

Phone - +91 33 2486 4353 / +91 33 2485 1816.
Fax - + 91 33 2486 4357
E-mail - niyogi@constellationtechnocom.com

Contact Person – Padmanav Niyogi
                                 Mobile - +919830173073