(As of December 31, 2019)
| Shareholders | No. of Ordinary Shares (Issued and Paid-up) |
Percent of Total Shares | |
|---|---|---|---|
| 1. | The Siam Cement Public Company Limited | 3,095,882,660 | 99.037 |
| 2. | Mr. Taewan Tantichattanont | 2,320,000 | 0.074 |
| 3. | Randery Burahmakan Company Limited | 1,872,000 | 0.060 |
| 4. | Ms. Orapin Thidarat | 1,634,000 | 0.052 |
| 5. | Mr. Man Nana | 1,563,200 | 0.050 |
| 6. | Roman Catholic Mission of Bangkok | 1,068,960 | 0.034 |
| 7. | Mr. U-thane Tantichattanont | 1,000,000 | 0.032 |
| 8. | Mr. Somsak Nana | 931,440 | 0.030 |
| 9. | Mr. Pipatpong Israsena Na Ayudhya | 528,880 | 0.017 |
| 10. | Mr. Yuph Nana | 499,440 | 0.016 |
| 11. | Other Shareholders | 18,699,420 | 0.598 |
| Total | 3,126,000,000 | 100.0 |