This excerpt taken from the IPHS 8-K filed Dec 6, 2007.
Section 1. Registered Office
The registered office of Innophos Holdings, Inc. (the "Corporation") in the State of Delaware shall be located at 2711 Centerville Road, Suite 400, Wilmington, Delaware 19808. The name of the Corporation's registered agent at such address shall be Corporation Service Company. The registered office and/or registered agent of the Corporation may be changed from time to time by action of the Board of Directors.