- A-36 (Ext.),Munir Fountain,Block-19,Gulistan-e-Johar, Karachi
- www.continentalscientific.net
- 021-34977415
- 40/9,Aurangabad,Nazimabad No.3, Karachi
- www.ehsan.com.pk
- 021-36612091
- Z-26,2nd Floor,Block 7/8,KMCHS,Hill Park, Karachi
- www.miancorp.com
- 021-34380303
- Town House No.2,Plot No.89-B,Block-B,S.M.C.H.Society, Karachi
- www.orioninternational.pk
- 021-34558931
- Town House No.2,Plot No.89,Block-B,S.M.C.H.S., Karachi
- www.primescicorp.com
- 021-34558931
- 250-C,Block-6,P.E.C.H.S., Karachi
- www.techno-ventures.com.pk
- 021-34535400
- M-6,Zenith Heights,Mezz. Floor,Block-1,Gulistan-e-Jauhar,Opp.NED Univerisity, Karachi
- www.4d-technologies.net
- 021-38890351
- # 512,Al-Amin Tower,Block-10,Gulshan-e-Iqbal, Karachi
- www.aandsons.org
- 021-37654568
