1.	M/s. Grandwell Norton	Bangalore.
2.	M/s. Gujrat Borosil Ltd	Bombay
3.	M/s. Carborundum Universal Ltd	Ranipet
4.	M/s. Orient Abrasive Ltd	Porbandar, Gujrat
5.	M/s. Orient Abrassive Ltd	Biwadi, Rajasthan
6.	M/s. Kesoram Refractories	Kulti, Burdwan
7.	M/s. Rajhans Refractories	Katras
8.	M/s. Maithan Ceramics Ltd	Chirkunda
9.	M/s. National Test House	Alipur
10.	M/s. Orient Abrasive	Gujrat
11.	M/s. Alcon Ceramics Ltd	Bangalore
12.	M/s. Gujrat NRE Coke	Jamnagar
13.	M/s. Orissa Industries Ltd	Orissa
14.	M/s. Naveen Industries	Dhanbad
15.	M/s. Valley Magnesite Ltd	Chirkunda
16.	M/s. Valley Refractories Ltd	Chirkunda
17.	The Associated Cement Co. Ltd	Katni
18.	M/s. Navrang Refractories	Bhilwara
19.	M/s. Shri Nataraj Ceramics & Chemical Industries Ltd	Salem
20.	M/s. Dalmia Magnesite Ltd	Salem
21.	M/s. Eskaps India Ltd	Calcutta
22.	M/s. Mateshree Refractories	Bhilwara, Rajasthan
23.	M/s. Reliable Refractories	Bhilwara
24.	M/s. Pacific Refractories	Bhilwara
25.	M/s. R.V. Refractories	Madras
26.	M/s. Hi-Temp. Refractories	Ahmedabad
27.	M/s. Indo-Krishna Monolithics Ltd	Nagpur
28.	H/s. Survesh Refractories	Rourkela
29.	H/s. Pussary Minerals	Rourkela
30.	H/s. Shri Nataraj Ceramic & Chemical Industries Ltd	Jamnagar, Gujrat
31.	M/s. VRW Refractories Ltd	Ahmedabad
32.	M/s. Indo -Flogates Ltd	Rourkella, Orissa
33.	M/s. Dalmia Industrial & Scientific Research Institute	Rajgangpur, Orissa
34.	M/s. Megha Insulation	Bhavnagar, Gujrat
35.	The Associated Cement Co. Ltd	Nagpur
36.	Perfect  Acid Wares	Jamshedpur
37.	VICS Industries Ltd	Krishna Dist
38.	Gita Refractorie Pvt Ltd	Bangalore
39.	Clasil Refractories Pvt. Ltd.	Visakhapatnam,  A. P.
40.	Kahita Refractories (Pvt.) Ltd.	P.o. Panuria, Burdwan, West Bengal
41.	Andhra Refractories and Monolithics	Jajahmundry A. P.
42.	ABS. Refractories  (P) Ltd.	Katni, M.P.
43.	Premier Refractories of India Pvt. Ltd.	New Katni, M.P.
44.	Sharda Refractories	Chennai
45,	Shree Cement
46.	Dalmia Sever Refractories Ltd.	Katni, M.P.
47.	Orient Abrasive Ltd.	Porbandar, Gujrat
48.	Imperial World Pvt. Ltd.	Gujrat
49.	Mahakoshal Refractories Pvt. Ltd.	Katni

 

Steel Plant

1.	M/s. Gujrat Borosil Ltd	Bombay
2.	M/s. National Test House	Alipur
3.	M/s. Visakhapatnam Steel Plant	Visakhapatnam
4.	M/s. Indian Iron & Steel Co Ltd
5.	M/s. Durgapur Steel Plant	Durgapur
6.	M/s. Bokaro Steel Plant
7.	M/s. Rourkela Steel Plant	Rourkela
8.	M/s. Bhilai Steel Plant	Bhilai
9.	M/s. Eskaps India Ltd	Calcutta
10.	Tata Iron & Steel Co. Ltd	Jamshedpur
11.	Pradip Industries	Raipur
12.	Tata Steel Limited	Jamshedpur, Jharkhand
13.	TISCO	Kalinga Nagar

 

Rolling Mills

1.	M/s. National Test House	Alipur
2.	M/s. Bhaskar Ispat, Khardah	24-Parganas
3.	M/s. Mak Engineering	Howrah
4.	MVs. Electrocast Steel	Agarpara, Calcutta
5.	M/s. Eskaps India Ltd	Calcutta
6.	M/s. Prakash Galvanizing & Faricators	Nashik
7.	Surja Alloys
8.	Abdul Khair Steel Industries Ltd.	Chittaganh, Bangladesh

 

Sponge gum

1.	M/s. Prakash Industries Ltd	Delhi
2.	M/s. National Test House	Alipur
3.	M/s. Bhutan ferro Alloys Corporation	Bhutan
4.	M/s. Prakash Galvanizing & Faricators	Nashik

 

Thermal Power Plant

1.	M/s. National Test House	Alipur
2.	N.T.P.C.	Farraka
3.	A.P. Hickasan

 

F.M.C.G.

1.	M/s. Graphite India Ltd.
2.	M/s. National Test House	Alipur
3.	M/s. Britania Engineering	Calcutta
4.	M/s. Chloride India	Calcutta
5.	M/s. IFB-Agro	Calcutta

 

Adhesive Industries

1.	M/s. National Test House	Alipur
2.	HIs. Metroark Ltd	Calcutta

 

Wood Processing Industries

1.	M/s. National Test House	Alipur
2.	Ascu Hickasan

 

Rubber Industries

1.	M/s. National Test House	Alipur
2.	M/s. Window Glass Ltd	Calcutta

 

Alluminium Plants

1.	M/s. National Test House	Alipur
2.	H/s. National Aluminium Company Ltd	Angul
2.	Bharat Aluminium Co. Ltd	Korba

 

Cement Industries

1.	M/s. National Test House	Alipur
2.	The Associated Cement Co. Ltd	Katni
3.	M/s. Dalmia Industrial & Scientific Research Institute	Rajgangpur, Orissa
4.	The Associated Cement Co. Ltd	Nagpur
5.	J. K. white Cement	Chitargarh, Rajasthan
6.	North Bengal Cement Industry	Rangpur, Bangladesh
7.	Apan Cement Mills	Pabna, Bangladesh
8.	Rawshaw Cement Mills Ltd.	Shiranjgunj, Bangladesh
9.	Shree Cement Private Ltd.	Rajasthan
10.	Shree Cement Private Ltd.	Raipur
11.	Karnata Cement	Karnataka

 

Coal Industries

1.	M/s. National Test House	Alipur
2.	M/s. Gujrat NRE Coke	Jamnagar
3.	M/s. G.N. Coke Ltd	Dhanbad
4.	M/s. South Eastern Colliery Ltd
5.	M/s. Western Coalfields Ltd
6.	M/s. Eastern Coalfields Ltd
7.	M/s. Northern Colliery Ltd	Singrauli
8.	M/s. Bharat Coaking Coal Ltd

 

Central Organisation

1.	CSIR	Ahmedabad
2.	CSIR	UP

 

Others

1.	Totale Global	Chennai
2.	Somal Pipes	Punjab