Beckmann & Jorgensen
Beckmann & Jorgensen GmbH performs, as a representative of Berkhrad International Inspection Services (BIS) in Tehran, pre-shipment inspection for machines and goods for shipment to Iran.
According to Matthias Kuentzel's article, "Branches Offices, Agencies, and Missions of German Companies in Iran," this German company works in Iran through its partner, Bekhrad International Inspection Services (B.I.S).
The B.I.S website lists many offices in Iran. (B.I.S. Website, "Branches & Correspondents in Iran")