Ptc India Financial Services Limited · Pfs C API Tal Advisors Limited · Ptc Energy Limited · East Delhi Waste Processing Company Private Limited · Indraprastha Energy & Waste Management Company Limited · Timarpur Okhla Waste Management Company Limited · Delhi Power Company Limited · Delhi Transco Limited · Indraprastha Power Generation Company Limited · Iifcl Asset Management Company Limited · Pragati Power Corporation Limited