The Institution of Engineers (IEM), Malaysia /
Jabatan Kerja Raya (JKR) /
IJM Corporation Sdn Bhd /
Ikram Engineering Services Sdn Bhd
Penang Development Corporation
Petronas Dagangan Berhad
Perbadanan Putrajaya
Proton Holdings Bhd
CIDB
TNB Engineering Corporation SB
Universiti Teknologi Malaysia
Sarawak Shell Berhad
Arup Jururunding Sdn Bhd
PKNS