- Wahdat Road, Lahore
- www.guardfilters.com.pk
- 042-35427846
- 111-007-666
- Al-Burhan Residency,1-A,B/2 Burhani Avenue,K.C.H.S.U.,Opp:AlBurhani Masjid, Karachi
- www.marvi52.com
- 021-34547497
- Plot # 80-D,Street #06,Sector I-10/3,Industrial Area, Islamabad
- www.mec-engineering.com
- 051-4437501
- 18th,2nd Floor,Leeds Center,Main Boulevard,Gulberg-III, Lahore
- www.mectech.com.pk
- 042-35783664
- 64-E,Top Floor,Masco Plaza,Blue Area, Islamabad
- www.nviropak.com
- 051-2348358
- House#88/A,Street#54,E-11/3, Islamabad
- www.naseembukhari.com
- 051-2364391
- Plot # 43,Oil Industrial Area,Keamari, Karachi
- www.olympicservicespvtltd.com
- 032860811
- Corporate Head Quarters,Korangi Ind'l. Area,Creek Road,P.O. Box. No. 12243, Karachi
- www.parco.com.pk
- 021-35122118
- 111-392-567
- P.S.O House,Khayaban-e-Iqbal,Clifton, Karachi
- www.psopk.com
- 021-99204818
- 111-111-776
