{"id":8449,"date":"2023-11-01T16:49:07","date_gmt":"2023-11-01T15:49:07","guid":{"rendered":"https:\/\/www.gtb.de\/?page_id=8449"},"modified":"2026-03-26T14:55:12","modified_gmt":"2026-03-26T13:55:12","slug":"members","status":"publish","type":"page","link":"https:\/\/www.gtb.de\/en\/german-testing-board\/members\/","title":{"rendered":"Members"},"content":{"rendered":"
\"J\u00fcrgen<\/a><\/div><\/div>
J\u00fcrgen Beniermann<\/span>Member of the GTB<\/span><\/div><\/div>
J\u00fcrgen Beniermann got his first computer in 1985 and has been hooked ever since.<\/div><\/div><\/div>
READ MORE<\/span><\/a><\/div><\/div><\/div>
\"Ralf<\/a><\/div><\/div>
Ralf Bongard<\/span>Member of the GTB<\/span><\/div><\/div>
For more than 15 years, Ralf Bongard has been assisting well-known companies \u2013 as a consultant, coach and trainer. His focus is on requirements engineering, test management and the training of expert trainers.<\/div><\/div><\/div>
READ MORE<\/span><\/a><\/div><\/div><\/div>
\"Dr.<\/a><\/div><\/div>
Dr. Klaudia Dussa-Zieger<\/span>Vice chairman of GTB<\/span><\/div><\/div>
Dr. Klaudia Dussa-Zieger has been working intensively on the topics of software testing and software quality for over 25 years.<\/div><\/div><\/div>
READ MORE<\/span><\/a><\/div><\/div><\/div>
\"Francis<\/a><\/div><\/div>
Francis Fenner<\/span>Member of the GTB<\/span><\/div><\/div>
Francis Fenner has worked in software testing for over 23 years. After studying Public Administration at the University of Limerick, he completed a postgraduate diploma in Information Technology at the National University of Maynooth. <\/div><\/div><\/div>
READ MORE<\/span><\/a><\/div><\/div><\/div>
\"Florian<\/a><\/div><\/div>
Florian Fieber<\/span>Chairman of GTB<\/span><\/div><\/div>
As Chief Process Officer at TestSolutions GmbH, Florian Fieber is responsible not only for test process management and product management, but also for the entire training division, including the \u201cTestSolutions Academy\u201d.<\/div><\/div><\/div>
READ MORE<\/span><\/a><\/div><\/div><\/div>
\"Alexander<\/a><\/div><\/div>
Alexander Frenzel<\/span>Member of the GTB<\/span><\/div><\/div>
Alexander Frenzel is Global Verification Lead in development projects for various haemodialysis machine product lines and Senior Expert for Test Management at Fresenius Medical Care Deutschland GmbH.<\/div><\/div><\/div>
READ MORE<\/span><\/a><\/div><\/div><\/div>
\"Lilia<\/a><\/div><\/div>
Lilia Gargouri<\/span>Mitglied des GTB<\/span><\/div><\/div>
Lilia Gargouri is a graduate computer scientist, senior software developer and expert in software quality with a focus on test automation.<\/div><\/div><\/div>
READ MORE<\/span><\/a><\/div><\/div><\/div>
\"Thorsten<\/a><\/div><\/div>
Thorsten Geiselhart<\/span>Member of the GTB<\/span><\/div><\/div>
Thorsten Geiselhart studied Electrical Engineering at the Ulm University of Applied Sciences and has been working since his diploma thesis in 2004 at Marquardt GmbH in Rietheim-Weilheim in the area of Functional Software Test. <\/div><\/div><\/div>
READ MORE<\/span><\/a><\/div><\/div><\/div>
\"Jan<\/a><\/div><\/div>
Jan Giesen<\/span>Member of the GTB<\/span><\/div><\/div>
For Jan Giesen, good communication is an important prerequisite for successful project implementation. It is crucial that all parties use the same terms for the same things.<\/div><\/div><\/div>
READ MORE<\/span><\/a><\/div><\/div><\/div>
\"Dr.<\/a><\/div><\/div>
Dr. Matthias Hamburg<\/span>Member and cash auditor of the GTB<\/span><\/div><\/div>
It was a Year 2K project which introduced Dr. Matthias Hamburg, a software engineer of long-standing experience, to the new world of systematic software testing.<\/div><\/div><\/div>
READ MORE<\/span><\/a><\/div><\/div><\/div>
\"Michael<\/a><\/div><\/div>
Michael Humm<\/span>Mitglied des GTB<\/span><\/div><\/div>
Intelligent testing – what does it mean and how can it be implemented in a company? This question guides Michael Humm in his work as V&V Strategiest.<\/div><\/div><\/div>
READ MORE<\/span><\/a><\/div><\/div><\/div>
\"Therese<\/a><\/div><\/div>
Therese Kuhfu\u00df<\/span>Member of the GTB<\/span><\/div><\/div>
Therese Kuhfu\u00df holds a Bachelor of Science in Applied Computer Science and has more than 15 years of experience in testing and test management of software products.<\/div><\/div><\/div>
READ MORE<\/span><\/a><\/div><\/div><\/div>
\"Dietrich<\/a><\/div><\/div>
Dietrich Leimsner<\/span>Vice chairman of GTB<\/span><\/div><\/div>
Dietrich Leimsner likes to talk about the tester’s \u201cdirty imagination\u201d, which cannot be replaced by machines, when he explains why, even in times of test automation and AI-supported test case generation, the human element of the trained software tester must not be missing in comprehensive software quality assurance.<\/div><\/div><\/div>
READ MORE<\/span><\/a><\/div><\/div><\/div>
\"Werner<\/a><\/div><\/div>
Werner Lieblang<\/span>Member of the GTB<\/span><\/div><\/div>
In 1974, when Werner Lieblang first programmed a microprocessor at the Ruhr University in Bochum, Germany had just become Soccer World Champions for the second time.<\/div><\/div><\/div>
READ MORE<\/span><\/a><\/div><\/div><\/div>
\"Andreas<\/a><\/div><\/div>
Andreas Neumeister<\/span>Member of the GTB<\/span><\/div><\/div>
Andreas Neumeister has been active in software quality assurance for over ten years, covering the entire software life cycle. <\/div><\/div><\/div>
READ MORE<\/span><\/a><\/div><\/div><\/div>
\"Horst<\/a><\/div><\/div>
Horst Pohlmann<\/span>Founding member of the GTB<\/span><\/div><\/div>
Horst Pohlmann, born in 1958, studied Computer Science at the University of Paderborn and worked initially as a system developer in a branch of a software house belonging to the Rheinmetall group, where he first introduced the subject of software quality assurance.<\/div><\/div><\/div>
READ MORE<\/span><\/a><\/div><\/div><\/div>
\"Prof.<\/a><\/div><\/div>
Prof. Dr. Ralf Rei\u00dfing<\/span>Member of the GTB<\/span><\/div><\/div>
Prof. Dr. Ralf Rei\u00dfing has been intensively involved with software engineering, quality assurance and testing since his studies in computer science.<\/div><\/div><\/div>
READ MORE<\/span><\/a><\/div><\/div><\/div>
\"Maud<\/a><\/div><\/div>
Maud Schlich<\/span>Member of the GTB<\/span><\/div><\/div>
The main focal points of her activities are the coaching of test managers and test teams, the sustained introduction of software reviews and improvement of processes in test management.<\/div><\/div><\/div>
READ MORE<\/span><\/a><\/div><\/div><\/div>
\"Annette<\/a><\/div><\/div>
Annette Simon<\/span>Member of the GTB<\/span><\/div><\/div>
\u201cIt\u2019s not about testing as much as possible \u2013 it\u2019s about testing the right thing.\u201d
\nThis is the motto under which Annette Simon worked for more than 10 years at the world\u2019s leading independent software quality specialist, the SQS Software Quality Systems AG in Cologne, which was merged into the Expleo Group in February 2019.<\/div><\/div><\/div>
READ MORE<\/span><\/a><\/div><\/div><\/div>
\"Dr.<\/a><\/div><\/div>
Dr. Frank Simon<\/span>Member of the GTB<\/span><\/div><\/div>
Quality assurance is a holistic task, and it has something to do with competitiveness\u201d \u2013 that is beyond question for Dr Frank Simon.<\/div><\/div><\/div>
READ MORE<\/span><\/a><\/div><\/div><\/div>
\"Tanja<\/a><\/div><\/div>
Tanja Tremmel<\/span>Member and cash auditor of the GTB<\/span><\/div><\/div>
Tanja Tremmel is CEO of TM Tremmel Consult GmbH, which is focused on improving software quality.<\/div><\/div><\/div>
READ MORE<\/span><\/a><\/div><\/div><\/div>
\"Sabine<\/a><\/div><\/div>
Sabine Uhde<\/span>Founding member of the GTB<\/span><\/div><\/div>
The fact that Sabine Uhde today works as an expert in tester training is not merely a result of one single decision.<\/div><\/div><\/div>
READ MORE<\/span><\/a><\/div><\/div><\/div>
\"Stephanie<\/a><\/div><\/div>
Stephanie Ulrich <\/span>Founding member of the GTB<\/span><\/div><\/div>
Stephanie Ulrich belongs to those who were enthusiastic about software testing even back in the nineties, at a time when quality assurance did not have the status it has today.<\/div><\/div><\/div>
READ MORE<\/span><\/a><\/div><\/div><\/div>
\"Dr.<\/a><\/div><\/div>
Dr. Stephan Wei\u00dfleder<\/span>Member of the GTB<\/span><\/div><\/div>
Quality is the location advantage in Germany \u2013 Dr. Stephan Wei\u00dfleder is dedicated to the preservation of this advantage.<\/div><\/div><\/div>
READ MORE<\/span><\/a><\/div><\/div><\/div>
\"Marc-Florian<\/a><\/div><\/div>
Marc-Florian Wendland<\/span>Member of the GTB<\/span><\/div><\/div>
Marc-Florian Wendland studied media informatics and then computer engineering at the Beuth University of Applied Sciences (formerly TFH Berlin). <\/div><\/div><\/div>
READ MORE<\/span><\/a><\/div><\/div><\/div>
\"Prof.<\/a><\/div><\/div>
Prof. Dr. Mario Winter<\/span>Founding member of the GTB<\/span><\/div><\/div>
As scientist, Prof. Dr. Mario Winter is per se committed to independence. The professor works at the \u201eInstitute for Computer Science\u201c at the Technology Arts Sciences TH K\u00f6ln, where he is a member of the main research subject \u201eSoftware quality\u201d.<\/div><\/div><\/div>
READ MORE<\/span><\/a><\/div><\/div><\/div>
\"Dr.<\/a><\/div><\/div>
Dr. Erhardt Wunderlich<\/span>Member of the GTB<\/span><\/div><\/div>
Dr. Erhardt Wunderlich was already involved with programmable pocket calculators during his school years and was also repeatedly involved with software programming during his studies of physics\/astronomy. <\/div><\/div><\/div>
READ MORE<\/span><\/a><\/div><\/div><\/div>
\"Peter<\/a><\/div><\/div>
Peter Zimmerer<\/span>Member of the GTB<\/span><\/div><\/div>
Peter Zimmerer knows the challenges of software testing in practice \u2013 and has for many years.<\/div><\/div><\/div>
READ MORE<\/span><\/a><\/div><\/div><\/div><\/div><\/div>\n","protected":false},"excerpt":{"rendered":"","protected":false},"author":4,"featured_media":0,"parent":8164,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"100-width.php","meta":{"_acf_changed":false,"footnotes":""},"class_list":["post-8449","page","type-page","status-publish","hentry"],"acf":[],"yoast_head":"\nMembers - German Testing Board<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.gtb.de\/en\/german-testing-board\/members\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Members - German Testing Board\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.gtb.de\/en\/german-testing-board\/members\/\" \/>\n<meta property=\"og:site_name\" content=\"German Testing Board\" \/>\n<meta property=\"article:modified_time\" content=\"2026-03-26T13:55:12+00:00\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:site\" content=\"@GTB_ISTQB\" \/>\n<meta name=\"twitter:label1\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data1\" content=\"11 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/www.gtb.de\\\/en\\\/german-testing-board\\\/members\\\/\",\"url\":\"https:\\\/\\\/www.gtb.de\\\/en\\\/german-testing-board\\\/members\\\/\",\"name\":\"Members - German Testing Board\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.gtb.de\\\/en\\\/#website\"},\"datePublished\":\"2023-11-01T15:49:07+00:00\",\"dateModified\":\"2026-03-26T13:55:12+00:00\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/www.gtb.de\\\/en\\\/german-testing-board\\\/members\\\/#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/www.gtb.de\\\/en\\\/german-testing-board\\\/members\\\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/www.gtb.de\\\/en\\\/german-testing-board\\\/members\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\\\/\\\/www.gtb.de\\\/en\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"The German Testing Board\",\"item\":\"https:\\\/\\\/www.gtb.de\\\/en\\\/german-testing-board\\\/\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"Members\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/www.gtb.de\\\/en\\\/#website\",\"url\":\"https:\\\/\\\/www.gtb.de\\\/en\\\/\",\"name\":\"German Testing Board\",\"description\":\"Software.Testing.Excellence\",\"publisher\":{\"@id\":\"https:\\\/\\\/www.gtb.de\\\/en\\\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\\\/\\\/www.gtb.de\\\/en\\\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"en-US\"},{\"@type\":\"Organization\",\"@id\":\"https:\\\/\\\/www.gtb.de\\\/en\\\/#organization\",\"name\":\"German Testing Board e. 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