- Elite Business Tower,32C,24th Commercial Street,DHA,Phase 2 Ext., Karachi
- www.amtechsys.com
- 021-35312150
- G-11,Shabbir Electronics,Regal Trade Square,Saddar, Karachi
- www..boschmann.com
- 021-32722211
- 1,Ground Floor,Building #3C,Ittehad Com'l Lane-5,Phase-VI,off Kh-e-Bukhari, Karachi
- www.cae.com.pk
- 021-35770641
- 1st Floor,El-Eman Chambers,Off I.I. Chundrigar Road,Dr. Bilmoria Street, Karachi
- www.gompk.com
- 021-32219297