Diamond Carbon Private Limited · Mukherjee C API Tal Private Limited · Shrividya Hydrocarbons Private Limited · Primesoft Vinimay Private Limited · Moonlink Distributor Private Limited · Wimper Trading & Distributors Pvt Ltd · Mukherjee Farms Private Limited · Dishergarh Cement Works Pvt.Ltd. · Pvr Inshield Bituminous Pvt. Ltd. · Imperium Energy Utility Services Llp · Calcutta Mining Sealants Pvt. Ltd. · U02429 Wb1991 Ptc053550