Sriba Industtries Limited · Shri Vijay Lakshmi Industries Limited · Penna Steels Limited · Penna Limestone Quarries Limited · Penna Tandur Cement Company Limited · Salguti Industries Limited · Pioneer Refinery Limited · Bharathi Cement Corporation Private Limited · Pioneer Holiday Resorts Limited · Pcil Power And Holdings Limited · L01134 Ap1966 Plc001134 · U26940 Ap1996 Plc024558 · U40109 Ap2002 Plc039288 · U40109 Ap1997 Plc027846 · Penna Cement Industries Limited