KSB has a branch office in Tehran. (KSB Website, "Global Presence") and maintains a KSB Iran webpage.
"From the early 2003 KSB Aktiengesellschaft has established its own branch office in Iran and this office has handled all KSB related affairs ever since.
The aim of this office is to act as a frontier of KSB group in the volatile, but potential market of Iran. We aim to offer each customer tailored solutions and to be trusted partner who can be reached easily and quickly.
KSB branch office Iran provides detail technical solutions in the segment of Energy and Industry, Water and Waste Water, Building Services and has proudly continued its supportive operations before, during, and after the international sanctions on Iran." (“KSB in Iran,” KSB, accessed August 22, 2018.