P K De & Associates Private Limited
B. L.- 97, Sector No. 2, Salt Lake City
Kolkata- 700091, West Bengal (India)
SKM Geosurvey
BK-130, Salt Lake, Sector- II
Kolkata- 700091, West Bengal (India)
Best Surveyors & Valuers Private Limited
A. A. - 211, Salt Lake, Sector - 1
Kolkata- 700064, West Bengal (India)
Sardip Consulting Engineers
Ground Floor, C. J. - 147, Salt Lake
Kolkata- 700064, West Bengal (India)
Bass Consultants
BJ- 108, Sector- 2, Salt Lake City
Kolkata- 700091, West Bengal (India)