German

The producer of automation technology lists a subsidiary in Tehran.

Specializes in the design and construction of mud logging services for application in oil and gas field wells. Works in Iran through Pars-GEO data. (Pars GEO-data Website, "Homepage")

Specializes in lay-out, engineering, repair and maintenance. Works in Iran through West Metal Co. (West Metal Co. Website, "Products")

Specializes in industrial and agro chemicals, salt, pharmaceutical raw materials and agents. Products are sold in Iran through Bayer Persian AG.

Engineering and construction firm that does business in Iran through its partner Kitro Pars.  Participated in the 2012 Iran Oil Show.

Helmke is the parent company of Spain-based Helmke Orbis, a engineering firm that participated in the 2012 Iran Oil Show.

Industrial carbon filtration production and services company that does buiness in Iran.  Participated in the 2012 Iran Oil Show.

Stahlbau Schauenberg GmbH is the parent company of Ircast Schauenberg, an Iranian venture specializing in metallurgic and heat treatment furnaces for the oil industry, including "some of the largest, most technically complex and advanced ever constructed in Iran." Ircast Schauenberg participated in the 2012 Iran Oil Show.

LINDE Hydraulics is a subsidiary of parent company, Linde.
--
LINDE Hydraulics manufactures high-pressure, heavy duty hydraulic components. LINDE Hydraulics works in Iran through its Iranian sales partner, Rahbord Hydraulic Sepand Co. Ltd., as well as Mehrizan Industrial Development.

Elwe specializes in the "development, production and sale of training equipment, training systems and technical furnishing for basic and further training in natural sciences and technology."

--

Partnered with Arman Pars Int'l Co. in Iran.