Eastern Region Office

Designation	Telephone Numbers	Email address
Shri S K Gupta Scientist-F & DDGE Eastern Region	23209474	ddge[at]bis[dot]gov[dot]in
Shri A Chatterjjee Scientist-E & Head KKBO	23208373	hkkbo[at]bis[dot]gov[dot]in
Shri S.Basu Scientist-E & Head EROL	23556587, Fax : 23555300	erol[at]bis[dot]gov[dot]in
Management System Certification Officer
Shri Aninday Chakraborty Scientist-E	23200891	qscoero[at]bis[dot]gov[dot]in

Administrative Office	Sales Point
1/14 CIT Scheme VII M, V.I.P. Road, Kankurgachi, Kolkata 700 054. Tel : 033-23208662, 23208499, 23208561, 23208626, 23202910 Fax : 033-23209474 Grams : Manaksanstha Email : ero[at]bis[dot]gov[dot]in	5 Chowringhee Approach, P. O. Princep Street, Kolkata – 700072 Tel: 033- 22371085 Email : salesero[at]bis[dot]gov[dot]in