Khanna Engineers
No. 1, Badkhal Chowk, Pali Road, N. I. T.
Faridabad- 121001, Haryana (India)
National Hi Tech Industries
No. 26- B, Phase- 5, Udyog Vigar
Gurgaon- 122016, Haryana (India)
Various Innovative Systems Hybrid Nano Utilities
450, HMT Industrial Estate, Phase-1
Panchkula- 134115, Haryana (India)