Michael Rünz

Madison Industries LLC (Madison Industries) is an Independent Private Equity firm founded in 1994 by Larry W. Gies. The firm is headquartered in Chicago.

Corpro Systems Ltd. provides oilfield services. It offers liquid trapper, core preservation, jamshow system, standard inner barrel, plugging and trimming, wireline coring, and wellsite gamma logging services. The company was founded in 1988 and is headquartered in Whitecairns, UK.

Mark VII Equipment, Inc. creates, develops, and manufactures car wash solutions. It offers complete line of car wash solutions, including touch-free rollover, tunnel and self-service systems, and chemicals and ancillary products. The company was founded by Harry Matthews in 1966 and is headquartered in Arvada, CO.

Ecolab Ltd. develops and markets cleaning, sanitizing, pest elimination, maintenance and repair products for the hospitality, foodservice, institutional and industrial markets. The company is headquartered in Swindon, UK.

Munich Reinsurance Co. of Canada engages in the provision of property and casualty reinsurance services. The company was founded in 1880 and is headquartered in Toronto, Canada.

ALS Oil & Gas provides coring services for oil and gas companies. It offers services such as reservoir sampling, analysis and evaluation, well monitoring, well services and drilling services. The firm serves companies in the down-hole drilling, completion and production sectors. The company was founded in 1988 and is headquartered in Aberdeen, the United Kingdom.

Corpro Group Ltd. operates as an oil & gas coring contractor company. The company was founded in 1988 and is headquartered in Aberdeen, the United Kingdom.

KraussMaffei Group GmbH supplies machinery and systems for producing and processing plastics and rubber. Its product brands include product brands KraussMaffei, KraussMaffei Berstorff and Netstal. The firm serves automotive, building, electrical, chemical, medical and pharmaceutical sectors. The company was founded in 1838 and is headquartered in Munich, Germany.

Part of Stichting ING Aandelen, Clear Edge UK Ltd. is a company that specializes in designing and manufacturing high-quality filter media products for process excellence. Clear Edge UK Ltd. is based in Stoke-on-Trent, UK and was founded in 1968. With years of experience in filter press cloths and horizontal vacuum belts, the British company delivers long-lasting filter products that achieve optimal results for filtration applications. Clear Edge provides filtration solutions to a wide variety of markets that are critical to our everyday lives.

KraussMaffei Technologies GmbH engages in the manufacture of plastic and rubber processing machinery and components. It operates through the following business divisions: Injection Molding Machinery, Reaction Process Machinery, and Automation. Its products include PETForm, MC6 Control System, Adaptive Process Control, WizardX, Sprue picker SPX 10, BluePower, industrial and linear robots, metering machines, mixing heads, piston and pump machines, and foam molds. The company was founded by Joseph Anton von Maffei in 1838 and is headquartered in Munich, Germany.

Centek Ltd. develops, manufactures and distributes UROS, close tolerance and deep water centralizers. Its products include new centrace centralizer, deepwater centralizers, centek centralizer sub, close tolerance centralizers and stop collars. The company was founded in 2001 and is headquartered in Newton Abbot, the United Kingdom.

Founded in 1983, Facet Filtration UK Ltd. is a subsidiary of Parker-Hannifin Corp. that designs, manufactures, and sells liquid and gas filtration and separation products. The company is based in Mid Glamorgan, UK.

Filtration Group SAS designs and manufactures filtration products. The private company is based in Rungis, France.

Madison Safety & Flow LLC manufactures safety products. The company is headquartered in Chicago, IL.

Extrude Hone LLC specializes in metal part finishing using various techniques such as abrasive flow machining, electrochemical machining, and thermal deburring. The private company is based in Irwin, PA, and the CEO of the company is Christian Bernert. The company offers contract shop services and have a line of surface finishing machines that provide solutions for specialized surface development, shaping, and finishing requirements. The company supports its customers with edge blending, shaping, and surfacing solutions, from engineering to fully automated solutions. Extrude Hone also offers genuine abrasive flow machining/extrude honing AFM process, which is ideal for polishing, deburring, and flow-tuning.

Part of Mahle-Stiftung GmbH, Filtration Group GmbH is a German company that manufactures and supplies automotive engine components. The company is based in Ohringen, Germany. The CEOs of the company are Christian Bernert and Wolfram Andreas Zuck.

Part of Bunzl Plc, Porex Technologies Reinbek GmbH is a company that develops, manufactures, and distributes porous plastic and fiber components. Porex Technologies Reinbek GmbH is based in Reinbek, Germany. The CEOs are Christian Bernert, Jan-Willem Radstaak, Karsten Schaefer. The German company was founded in 1964.