Richard Mastenbroek

SWK Stadtwerke Kaiserslautern GmbH is a regional energy supplier for Kaiserslautern, offering services such as electricity, natural gas, drinking water, and public transportation. The company is based in Kaiserslautern, Germany and ultimately controlled by the City of Kaiserslautern. The German company provides helpful tips for saving energy and offer programs to help customers use energy more efficiently and save costs. The company was founded in 1991 and the CEOs are Markus Vollmer and Richard Mastenbroek.

Biogutvergärung Bietigheim GmbH is a private company based in Bietigheim-Bissingen, DE. The company works in partnership with Konsortium-Partnerbem Environmental Service GmbH, Fabric Electricity Management, Operator of Bio-waste Treatment Plant Kompostwerk Bauland GmbH & Co KG, and Stadtwerke Bietigheim-Bissingen (SWBB), which operates biogas and sewage gas CHP KW. The CEOs of the German company are Richard Mastenbroek, Reiner Glock, Martin Westermann. The company specializes in the complete recycling of biogut, which is organic waste that arises in households. Through biological fermentation, the biogut is transformed into energy and valuable compost. The company's mission is to actively contribute to climate protection in the districts of Germersheim and Landau.

SWK Stadtwerke Kaiserslautern Verkehrs-AG supplies electricity and is ultimately controlled by the City of Kaiserslautern. The company is based in Kaiserslautern, Germany. The CEOs are Richard Mastenbroek, Markus Vollmer. The German company was founded in 1858.