| Company Name | Phone | Fax | Email | Web | Description |
| Shorakaye Segane Co. | 8760011-12 | 8764366 | shoraka-seganeh@ yahoo-com | | |
| Simorgh Rubber Commercial Industrial Co. | 2047779 | 2056634 | srto-co@yahoo-com | | عرضه کننده لاستیک طبیعی و مصنوعی و انواع اسیدها |
| Samar Rangan Co. | 8756855 , 8756856 | 8756854 | samarrangan@yahoo.com | www.samarrangan.com | |
| Saveh Chemical Industries Co. | 8959931 , 8959932 | 8967955 | savehchemico@hotmail. com | | |
| Shimi Sakhteman Co. | 2263090 , 2263100 , 2270855 | 2260586 | | | |
| Sunco Masterbatch Co. | 5811857 , 7357810, 6255721 | 5806329 | jnfo@masterbach-sunco.com | www.masterbach-sunco.com | |
| Sabz Plastic Isfahan Co. | 7350882 | 7352465 | | | |
| Sahel Chimie Co. | 8727266 , 8727287 | 8714960 | scc-iran@sahelchimie. com | www.sahelchimie-com | |
| Sahar Granule Co. | 3933040 | 3911446 | | | |
| Shilang Kar Co. | 8870160-4 | 8870165 | | | |