| Number | Employer Name | District Name |
|---|---|---|
| 1981 | Aqua Tech. | Lahore |
| 1982 | Akram Plastic & Co | Lahore |
| 1983 | Shama Rubber Works | Lahore |
| 1984 | Peilkan Pipe Industries | Rawalpindi |
| 1985 | Awais Plastic | Rawalpindi |
| 1986 | Rolex Upvc Pipe | Sheikhupura |
| 1987 | Korean Plast | Lahore |
| 1988 | Pakistan Rubber | Lahore |
| 1989 | Time Engineering Works | Lahore |
| 1990 | Sargodha Plastic Factory | Faisalabad |
| 1991 | Al Madina Plastic | Faisalabad |
| 1992 | Nadeem Rizwan Plastics | Faisalabad |
| 1993 | Maroof Plastic Industry | Gujranwala |
| 1994 | Hamza Plastic Industry | Gujranwala |
| 1995 | Mian Pprc Pipe | Gujranwala |
| 1996 | Tehzeeb Plastic Industry | Gujranwala |
| 1997 | Pak Plastic | Sialkot |
| 1998 | Shahid Waste Treatments Factory | Multan |
| 1999 | Ameen Sons Industry | Lahore |
| 2000 | Fine Plastic | Lahore |