Site intended for UK audience

Our vision

GL Pharma was formed out of a merger of the two pharmaceutical companies Gerot and Lannacher and has a history of more than 75 years.

Welcome to GL Pharma – Shaping the Future of Healthcare Through Innovation and Excellence. Our visionary outlook drives us to redefine pharmaceutical solutions and make a lasting impact on global healthcare. With an unwavering commitment to pioneering research, advanced technology, and uncompromising quality, we aspire to enhance lives by developing cutting-edge medications and therapies. At GL Pharma, we envision a world where every individual has access to safe, effective, and affordable treatments. Join us in our journey as we strive to transform the landscape of healthcare, one breakthrough at a time.

Management team

Martin Bartenstein



Ilse Bartenstein



Our history

1947 - 1948​

Foundation of Lannacher Heilmittel in Lannach/Graz and Gerot Pharmazeutika in Vienna


Bartenstein family takes over Lannacher Heilmittel


Acquisition of Gerot Pharmazeutika by Lannacher Heilmittel


Start of operations ​at the state-of-the-art solid forms production site Lannach/Graz


Lannacher and Gerot merge under the brand Gerot Lannach


Strategic cooperation with Bausch Health in Russia and CIS markets


Doubling of production capacity as a result of Lannach/Graz production site expansion


Rebranding of GL Pharma


Facts & Figures


Our products can be found in more than 50 markets worldwide. GL Pharma has 16 distribution structures in Europe and a subsidiary in Central America.


~1.200 employees


280 MEUR, 400 MEUR group revenue including Genericon Pharma

Production Volume

~ 5 bn single doses​ per year


In healthcare, trust is fundamental.

As a responsible company, GL Pharma is committed to transparency. Within the framework of the EFPIA Transparency Code, we disclose financial contributions to medical professionals.