| Number | Employer Name | District Name |
|---|---|---|
| 1921 | Ittafaq Bhata Kasht | Toba Tek Singh |
| 1922 | Shaheen Bricks Company | Narowal |
| 1923 | Madina Bricks Company | Narowal |
| 1924 | Jbc Bricks Company | Narowal |
| 1925 | Aurangzeb Ceiling Center | Mandi Bahauddin |
| 1926 | Gondal Ceiling Center | Mandi Bahauddin |
| 1927 | Musa Khail Brick Kiln | Bhakar |
| 1928 | Rehmat Ceiling Center | Sialkot |
| 1929 | Shah G Peshawri Bricks | Attock |
| 1930 | Bismillah Block Factory | Chakwal |
| 1931 | Pakistan Block Factory | Chakwal |
| 1932 | Fayaz Blocks Factory | Chakwal |
| 1933 | Waqas Marble Factory | Jhelum |
| 1934 | Nouman Rcc Pipe | Rawalpindi |
| 1935 | Fazalia Jali Pillar And Tuff Tile | Okara |
| 1936 | Jholay Lal Bricks | Pakpattan |
| 1937 | Bare Khan Bricks | Pakpattan |
| 1938 | Rehman Marble Factory | Okara |
| 1939 | New Haq Bahoo Bricks Co. | Khanewal |
| 1940 | Sajjad Bricks Company | Rajanpur |