GTS 4 - UPDATE

Compared with last three occasions ,response from readers were overwhelming this time.Together in email and as comments ,received more than 400 answers .Out of these , below named readers send the correct answer .. Thanks to everyone for spending your valuable time .Whether you find it or not ,I hope , at least you identified some never known companies which serves the purpose.

1)  TAMAL SARKAR
2)  SATHISH KUMAR D
3)  SARAVANAN P
4)  SANTHOSH KUMAR S
5)  REDDY T.S
6)  RAVI VAKAYIL
7)  RASHMI AGRAWAL
8)  RAHUL GUPTA
9)  PHANI M
10)  NISHANT DALMIA
11)  MAYUR NARSUDE
12)  KRUNAL
13)  KAUSTAV SARKAR
14)  KAMAL BABARIA
15)  HARI KRISHNAN
16)  GOPALKR  KRISHNA
17)  DHARMESH JHAVERI
18)  DEEPAK KUMAR PRASAD
19)  AVANI DHRUV 20)  AGR 21)  MAYANK KUMAR 22) SHIVA 23)  M TIRUPATHI RAO
( Hope no one omitted by mistake)