- Suite No.610,811,Anum Estate Building,Shahrah-e-Faisal, Karachi
- www.fatek.com.pk
- 021-34321920
- Plot No.8/5-2,Street No.5,Sector # 12-C,North Karachi,Industrial Area, Karachi
- www.karimisystems.com
- 021-36909875
- Plot No.1-B/3,Sector-15,Korangi Industrial Area, Karachi
- www.sunbeamengineers.com
- 021-35061083
- AK-305,Sector 6-C,Mehran Town,Korangi Industrial Area, Karachi
- www.atozee.net
- 021-35121798
- Plot No. 305, Shaheed Benazir,Bhutto Road, Sector 6C, Mehran,Town, Korangi Indus., Karachi
- www.atozeeswitchger.com.pk
- 03355121810
- Suite #422,Bhayani Centre,Block-M,North Nazimabad, Karachi
- www.arengineering.com
- 021-38150335
- 427,4th Floor,Mashrique Centre,Block-14,Gulshan-e-Iqbal, Karachi
- www.abstracteng.net
- 021-34890832
- # 410-412,Anum Estate,49-D.A.C.H.S.,Block 7/8,Shahrah-e-Faisal, Karachi
- www.accrescent.com.pk
- 021-34539780
