1) M/s- Siemens limited, Kalwa, Aurangabad, Goa
2) M/s- L &T Limited, Nagar, Mumbai
3) M/s- Bharat Bijlee limited, Thane
4) M/s- IDEMI, Mankurd Mumbai
5) M/s- Stelmec Limited, Virar, Ahd.
6) M/s- Symatic India Limited, Rabale
7) M/s- Indian Railways , Mumbai, Asansol, Dahod,
8) M/s- Hindustan motors Limited, Ahd
9) M/s- C&S Electric Limited, Noida
10) M/s- Emerson Limited, Pune
11) M/s- Coastal Gujarat Pvt Limited
12) M/s- India Bulls Power Limited, Amravati
13) M/s- Central Railways, Parel, Kalwa
14) M/s- BARC Limited, Mumbai
15) M/s- ISPAT Limited, Surat
16) M/s- ERADA LTD BARODA
17) M/s- CPRI Bangalore
18) M/s- Gharada Chemicals Limited Dombivali
19) M/s- Voltech Manufacturing Limited Bangalore
20) M/s- Tata Power Distribution Delhi Ltd. (TPDDL)
21) M/s- Iconic Switchgear Limited.22) M/s- Matrix Pharma Limited Nasik
23) M/s- V K Pump Industries Pvt Limited Nasik
24) M/s- Ultra Cement Limited, Ratnagiri
25) M/s- Astec Chemicals Limited.
26) M/s- Nestler & Wilson Ltd, Mumbai27) M/s- Sangir Plastic Ltd, Vapi28) M/s- Bajaj Electricals Ltd
29) M/s- Hitachi Hi-Rel Power Electronics Pvt. Ltd, Ahmedabad
30) M/s- Bangalore Switchgear Pvt. Ltd
31) M/s- G S Industries Nasik
32) M/s- Swastik Rubber Bhopal