| Site | Address | Phone |
| Madrid |
Dow Chemical Ibérica C/Ribera del Loira 4-6 4ªplanta (Edificio Iris) C.P. 28042 Madrid Spain |
Phone: (+34)917407800 Fax: (+34)917407785 |
| Madrid |
Rohm and Haas España S.A.* C/Ribera del Loira 4-6 4ªplanta (Edificio Iris) C.P. 28042 Madrid Spain |
Phone: (+34)917407800 Fax: (+34)917407785 |
| Tarragona |
Dow Chemical Tarragona Autovia Tarragona-Salou, S/N Edificio F C.P. 43080 Tarragona, Catalunya Spain |
Phone: (+34)977559200 Fax: (+34)977559232 |
| Ribaforada |
Dow Chemical Ribaforada Avenida del Castellar, S/N. C.P. 31550 Ribaforada, Navarra Spain |
Phone: (+34)948418300 Fax: (+34)948864441 |
*Rohm and Haas is a Wholly Owned Subsidiary of The Dow Chemical Company