Contact our team! MENU OUR COMPANY SUSTAINABLE. TECHNOLOGY PRODUCTION FULL SERVICE NEWS OUR COMPANY CONTACT ABOUT US OUR COMPANY SUSTAINABLE. VISION TO BE THE GLOBAL LEADER IN TANK MANUFACTURING SERVICES. We have more than thirty years of experience in planning, producing and assembling enamelled steel tanks and silos world wide. State-of-the-art manufacturing methods which correspond with international norms and standards guarantee outstanding quality. The on-site production of all components enables us to render an extremely flexible and fast service. Our highly-qualified and motivated staff use the latest design and engineering tools in the industry in order to ensure your success. We export more than 95% of our products, which is why GLS tanks can be found world wide. As we are highly familiar with country-specific requirements and conditions, we are able to implement virtually every project you might desire. We would like to be your partner and look forward to being contacted by you. COMPANY POLICY DOWNLOAD TEAM SUPPORT, CHALLENGE, CELEBRATE. The perfect realization of a project requires a perfect team, which is why we meet each other at eye level at GLS Tanks. We challenge and support our staff wherever we can. Consequently, many members of staff like working here and have been with us for many years. Our customers benefit from this rich experience in plant engineering offered by us. Together, we celebrate our long-term success. FIND YOUR CONTACT PERSON IN EACH DEPARTMENT: SALES DIPL.-ING. PHILIPP PAST +43 2862 / 531 87 - 824 +43 664 / 83 34 288 past@glstanks.com JOHANNES ADENSAM +43 2862 / 531 87 - 829 adensam@glstanks.com STEFAN HOLZNER +43 2862 / 531 87 - 813 holzner@glstanks.com GERALD SALOMON +43 664 85 48 455 salomon@glstanks.com MANAGEMENT DIPL.-ING. GÜNTHER FUCHSHUBER +43 2862 / 531 87 office@glstanks.com MARTINA KLUTZ +43 2862 / 531 87 - 815 office@glstanks.com HERBERT RAUCH +43 2862 / 531 87 - 827 office@glstanks.com ACCOUNTING MAG. ANGELIKA WEISS +43 2862 / 531 87 - 842 office@glstanks.com BIANCA FEILER +43 2862 / 531 87 - 842 feiler@glstanks.com KATHARINA SAGASTER +43 2862 / 531 87 - 833 sagaster@glstanks.com BARBARA STROHMAYER +43 2862 / 531 87 - 897 strohmayer@glstanks.com PURCHASE DEPARTMENT AND OFFICE MANAGEMENT ANITA BAUER +43 2862 / 531 87 - 110 bauer@glstanks.com KERSTIN SCHMID schmid@glstanks.com QUALITY MANAGEMENT PETER SIEGL +43 664 / 18 03 846 siegl@glstanks.com PROJECT MANAGEMENT JOSHUA REST +43 2862 / 53 187 - 823 +43 664 / 281 42 08 rest@glstanks.com PATRICK MAYERHOFER +43 2862 / 53 187 - 831 +43 664 / 83 34 289 mayerhofer@glstanks.com PHILIPP STARK +43 664 833 42 91 stark@glstanks.com DESIGN ING. JOHANNES SCHWARZINGER +43 2862 / 531 87 - 832 schwarzinger@glstanks.com ING. MARKUS SCHIESSWALD +43 2862 / 531 87 - 834 schiesswald@glstanks.com ING. STEFAN ÖLZANT +43 2862 / 531 87 834 +43 664 / 85 48 451 oelzant@glstanks.com STATICS- AND PRODUCT DEVELOPMENT DR. BRIJESH SINGH +43 664 / 79 00 213 singh@glstanks.com ING. RENATE WEISGRAB, B.SC. +43 2862 / 531 87 - 817 weisgrab@glstanks.com PRODUCTION ENGINEERING MANUEL MELLER +43 2862 / 531 87 - 838 meller@glstanks.com DANIELA LEDVINA +43 2862 / 531 87 - 839 ledvina@glstanks.com IT ING. CHRISTOPH CHRISTIAN +43 664 / 83 34 287 christian@glstanks.com SHIPPING ALEXANDRA HETZENDORFER +43 664 / 143 06 71 hetzendorfer@glstanks.com WAREHOUSE THOMAS HOFMANN +43 2862 / 53 187 - 837 +43 664 / 854 84 53 hofmann@glstanks.com CARINA EICHHORN eichhorn@glstanks.com PRODUCTION MANUEL WALD +43 664 / 83 34 299 wald@glstanks.com REINHARD FRANTES +43 664 / 102 05 36 workshop@glstanks.com CHRISTIAN HENGST +43 680 / 110 68 71 hengst@glstanks.com HISTORY OUR HISTORY HAS FUTURE 1987 The enamelling plant in Heidenreichstein is purchased by the Wolf Group for the production of enamel silos and vessels for agricultural use 1988 Development of a modular system and production of first slurry tanks 1991 Production of the first grain silo 1995 First export success 1996 Increase of the export quota to 60% 2000 Production of the first containers for biogas Spin-off of Wolf Enamel GmbH within the Wolf Group ISO certifications follow 2003 Construction of the first large biogas fermenters 2005 Exports are increased, export quota 90% Enamel Quality Certificate granted by the "European Enamel Authority" 2007 Acquisition by Graduated Engineer Günther Fuchshuber 2009 Product Relaunch: Long panels, enamelling, bolting 2011 Record Year with doubling in turnover Investments in plant modernisation 2012 Introduction of the EN1090 design of steel support structures, building renovation 2014 Certification according to EN ISO 28765 2015 Record turnover of € 14.7m with an export quota of more than 90%, certification according to EN ISO 14001:2004 2016 NSF certification; Plant extension including a new production hall in Heidenreichstein as well as enlargement of the machine park at the existing location 2017 30th Anniversary Leading Company Award BACK TO TOP CONTACT US! ABOUT US | DATA POLICY GLS Tanks International GmbH | Industriestraße 6 | 3860 Heidenreichstein | Tel.: +43 2862 / 531 87 - 0 | Fax: +43 2862 / 531 87 - 820 | E-Mail: office@glstanks.com