| Sr. No. |
Particulars |
| 1 |
Certificate of Registration (ISO 9001 : 2000) |
| 2 |
NTH |
| 3 |
BIS |
| 4 |
Director of Bollers, U.P. |
| 5 |
Inspecor of Bollers, Jharkhand |
| 6 |
RDSO, Lucknow |
| 7 |
Delhi Metro Rail Corporation Limited |
| 8 |
P.D.I.L., sindri |
| 9 |
L.R.A. |
| 10 |
Indian Register of Shipping (I.R.S) |
| 11 |
IRS Industrial Services (A Deptt. Of Indian Register of shipping) |
| 12 |
Paradip Port Trust |
| 13 |
Tuticorin Port Trust, Tutlcorin |
| 14 |
SGS India Pvt. Ltd. Gurgaon (for hazardous elements) |
| 15 |
BHEL, Trichy |
| 16 |
BHEL, Bhopal |
| 17 |
Larsen & Toubro Limited |
| 18 |
Adani Power Ltd. Ahmedabad |
| 19 |
Essar Projects (India) Ltd. Singrauli |
| 20 |
Mahagenco, Mumbai |
| 21 |
APGENCO, Andhra Pradesh |
| 22 |
Tata Projects Limited |
| 23 |
Reliance Infrastructure (Energy) |
| 24 |
Indiabulls Power Ltd. |
| 25 |
Adhunik Power & Natural Resources Limited, Jamshedpur. |
| 26 |
Dhariwal Infrastructure Ltd. |
| 27 |
Areva |
| 28 |
BGR Energy Systems Limited |
| 29 |
Jindal Steel & Power Ltd. Ranchi. |
| 30 |
ABIR Infrastructure Pvt. Ltd. |
| 31 |
Mecon, Ranchi |
| 32 |
M.N Dastur, Delhi |
| 33 |
RgCon, Services, Visakhapatnam |
| 34 |
Sail, Bokaro |
| 35 |
Sail, IISCO |
| 36 |
Sail (Vendor Registration), Kolkata |
| 37 |
Sail (Vendor Registration), Durgapur |
| 38 |
Nagarjuna Construction Co. Ltd. |
| 39 |
Sail, Rourkela steel Plant. |
| 40 |
Mcnally Sayaji Engineering Ltd., Jharkhand |
| 41 |
RSWM Limited (LNJ Bhilwara Group Co.) |
| 42 |
Maharashtra Elektrosmelt Limited |
| 43 |
Hindustan Newsprint Limited |
| 44 |
U.P. Co-operative sugar Federation. |
