Gleitsmann Security Inks develops and produces security inks

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• High-tech security inks made bei GSI, Germany, Berlin

  The inks from Gleitsmann Security Inks pass through many hands every day. Whether they are banknotes for everyday shopping, passports and other documents for border crossings, customs stamps for expor...

• We have 175 years of history, since 1953 in Germany, Berlin.

  Founded in 1847 by Mr. Emil Theodor Gleitsmann the company started producing both high-quality standard printing inks and innovative security inks. In 1976 the hubergroup acquired 100% of the shares o...

• Our certifications are an indicator for the work of GSI

  GSI offers decision makers at ministries and central banks a new security feature type: A unique combination of two UV-colours together with a long-lasting durable green afterglow effect, not previous...

• glairINK | Gleitsmann Security Inks

  A Versatile Solution glairINK is our groundbraking product line which sets a new standard in machine-readable security features for banknotes. With three distinct products –  glairSTN, glairADV and gl...

• The easy way to contact Gleitsmann Security Inks (GSI)

  We are happy to be in contact with you. Centrally located in Berlin and easy to reach by train, flight, or car, we are also available for a personal appointment in our company at any time. We are look...

• Gleitsmann Security Inks has a lot of news to talk about.

  GSI has a lot of history and a bright future. With a lot of future-oriented thinking we are capable to provide precise and important high-tech security inks. Stay always up to date with our latest inn...