UTILITIES PARTICIPATED IN PREVIOUS EDITIONS OF ISUW

Electric Utilities from India

1. Adani Electricity Mumbai Limited
2. Ajmer Vidyut Vitran Nigam Limited
3. Assam Power Distribution Company Limited
4. Bangalore Electricity Supply Company Limited
5. BSES Rajdhani Power Limited
6. BSES Yamuna Power Limited
7. CESC Kolkata
8. Chamudeshwari Electricity Supply Company Limited
9. Chandigarh Electricity department 
10. Chhattisgarh State Power Distribution Company Limited
11. Dakshin Gujarat Vij Company Limited
12. Dakshin Haryana Bijli Vitran Nigam
13. Department of Power – Arunachal Pradesh
14. Gujarat Urja Vikas Nigam
15. Dakshin Gujarat Vij Company Limited
16. Eastern Power Distribution Company Of Andhra Pradesh Limited
17. Himachal Pradesh State Electricity Board
18. Hubli Electricity Supply Co. Limited
19. India Power Corporation Limited
20. Jodhpur Vidyut Vitran Nigam Limited
21. Jharkhand Bijli Vitran Nigam Limited
22. Karnataka Power Corporation Limited
23. Kanpur Electricity Supply Co. Limited
24. Kerala State Electricity Board Limited
25. M.P. Power Management Co. Limited
26. Madhya Gujarat Vij Co. Limited
27. Madhyanchal Vidyut Vitran Nigam Limited
28. Maharashtra State Electricity Distribution Company Limited
29. Maharashtra State Electricity Transmission Company
30. Maharashtra State Power Generation Company
31. Mangalore Electricity Supply Co. Limited
32. MP Paschim Khestra Vitran Co. Limited
33. MP Power Management Company Limited
34. New Delhi Municipal Council
35. Noida Power Company Limited
36. North Eastern Electricity Supply Company of Orissa Limited
37. NTPC Limited
38. Paschim Gujarat Vij. Co. Limited
39. Paschimanchal Vidyut Vitran Nigam Limited
40. Pashchim Gujarat Vij. Co. Limited
41. Power System Operation Corporation Limited
42. Punjab State Power Corporation Limited
43. Southern Power Distribution Company Limited Of Andhra Pradesh Limited
44. Tata Power Central Odisha Distribution Limited
45. Tata Power Delhi Distribution Limited
46. Tata Power Northern Odisha Distribution Limited
47. Tata Power Southern Odisha Distribution Limited
48. Tata Power Western Odisha Distribution Limited
49. Telangana State Southern Power Distribution Company Limited
50. The Tata Power Company Limited
51. Tripura State Power Corporation Limited
52. Uttar Gujarat Vij Co Limited
53. Uttar Haryana Bijli Vitran Nigam
54. Uttarkhand Power Corporation Limited
55. West Bengal State Electricity Distribution Company Limited

Electric Utilities from Outside India

1. ADWEA
2. Bangladesh Power Development Board
3. Bhutan Power Corporation Limited
4. Ceylon Electricity Board
5. Dubai Electricity and Water Authority
6. Electricidade de Mozambique
7. Électricité de France ( EDF)
8. Electricity Generating Authority of Thailand
9. ENEDIS, France
10. ENEL, Italy
11. Eskom South Africa
12. Israel Electric Corporation
13. Japan
14. Korea Electric Power Corporation
15. Nepal Electricity Authority
16. ONCOR, USA
17. PLN Indonesia
18. Vietnam Electricity

Gas Utilities from India

1. Gas Authority of India (GAIL)
2. Indraprastha Gas Limited (IGL)
3. Think Gas Distibution Pvt Limited
4. Green Gas Limited
5. Maharasthra Natural Gas Limited
6. Atlantic Gulf and Pacific AG&P
7. Rajasthan State Gas Limited
8. Assam Gas Company Limited
9. Central UP Gas Limited