ABOUT US STORY PARTICIPATIONS GOVERNANCE CONTACT STORY WIERER HOLDING AG - MILESTONES IN OUR HISTORY In 1970 the brothers Franz, Wilfried and Josef Wierer laid the foundation stone for today's holding - namely with the establishment of Camini Wierer AG , a company that produces chimneys and chimney systems. The following events are of particular importance for the development of what will later become Wierer Holding AG: the G ründung construction materials segment Baumex GmbH in 1975 the F usion of Baumex GmbH with Zingerle GmbH in 1999 the renaming of the newly created company in Bauexpert AG Privacy Settings By using this website, you declare that you are over 16 years of age. We use cookies to improve your website experience. Some of these cookies are necessary for our website to function properly (essential cookies), while others collect anonymous statistical data to help us improve your browsing experience (functional cookies) or to show you personalized third-party advertisements (advertising cookies). You can use the corresponding opt-out buttons to choose which categories of cookies we can use. By clicking on “Accept all” or “Save settings”, you consent to the use of cookies based on your settings. You can withdraw your consent at any time. For more information and setting options, please click on “More”. More marketing Functional Essential Save settings Accept all