1

M/S Reliance Industries Limited.
Hazira Surat

2

M/S Sahara Housing Limited.
Lonavela.Maharastra.

3

M/S. Reliance Petroleum Limited.
Jamnagar,Gujarat. 

4

MangaloreRefinaryProjectLimited.
Mangalore,Karnataka.

5

M/S Dhabol Power Project.
Guhaghar,Maharastra.

6

Trafalgar house.
 Mumbai.

7

M/S R.D.Konsultant Pvt.Ltd Delhi

8

M/S Inter National Metro Civil Contractor
New Delhi.

9

Indian Oil Corporation Limited (Panipat & Mathura refinery

10

M/S Delhi Metro Rail Corporation.
New Delhi.

11

Kalindee Rail Nirman (Engineers) Ltd.
New Delhi

12

Simplex concrete (India) Ltd.
New Delhi

13

M/s Afcons Infrastructure Limited.

14

M/S Larsen&Turbo Limited.
New Delhi

15

M/S Reliance Energy Limited. Mumbai

16

M/S Utility Energytech and Engineers Pvt. Limited .Mumbai

17

M/S Hindustan Construction Co Ltd ,Mumbai

18

M/S Senbo Engineering Ltd. Kolkata

19

M/S Lighton Construction Private Limited, New Delhi

20

M/S Emmr MGF Construction Pvt.Ltd.  New Delhi

21

M/S Toyo Engineering India Limited, Mumbai

22

M/S Continental Engineering Corporation. New Delhi

23

M/S Honeywell Airport Systems GmbH.U.S.A.LA

24

M/S Navayuga Engineering  company Ltd.

25

M/S SMCC Construction India Limited, New Delhi

26

M/S Shimizu Corporation, New Delhi

27

M/S Samsung Engineering & Construction India Pvt. Ltd,New Delhi

28

M/S IJM,New Delhi

29

M/S Ircon International Limited. New Delhi

30

M/S ALPINE -HCC JV. New Delhi

31

M/S SIMPLEX CONCRETE PILE INDIA LIMITED. Kolkata

32

ITD-ITD Cemantction JV. Delhi

33

Aluwalia Cotractor Limited Delhi