Corporate History

About Hönle: Dr. Hönle AG, head of Hönle Group, is one of the world’s leading suppliers for industrial UV technology. The UV specialist, who is listed on the stock exchange, develops, manufactures and distributes UV/LED-UV systems, UV lamps and UV measuring equipment, worldwide. The systems are used for the cross-linking of photo-reactive substances, for surface disinfection, solar simulation and lighting.

Hönle products are used at manufacturing processes in electronics, microelectronics, precision engineering and the optical industry, as well as in the printing, coating, automobile, aerospace, pharmaceutical and photovoltaic sectors.

For almost 50 years, the UV specialist Hönle has been very successful in developing curing and coating technology. The innovative Hönle UV and LED-UV systems can be easily integrated into various manufacturing processes where they achieve excellent results.

For more than 30 years, Hönle has also been developing high-efficient UVC devices for the disinfection of surfaces but also of water and air.

Hönle is ISO 9001 and ISO 14001 certified. Our products have the CE marking.


About the Hönle Group: In addition to the parent company UV systems specialist Dr. Hönle AG (UV / UV-LED units and systems, professional lighting technology), the Hönle Group comprises several subsidiaries. In the field printing/coating there are sheet-fed offset specialist Eltosch Grafix (UV/LED-UV/IR/hot air dryers and peripheral units, i.e. ink fixation and powder systems), the UV specialist for web printing PrintConcept, as well as coating expert GEPA (coatings systems, equipment).

The company group’s glass division consists of  quartz glass expert Raesch (customized quartz glass components) and uv-technik Speziallampen (IR and UV lamp manufacturing, power supplies, sensors).

In the field Life Science Engineering Sterilsystems develop UVC devices for air, water and surface disinfection.

A further subsidiary is the specialist for industrial adhesives Panacol. 

The German based Hönle Group owns local subsidiaries in China, Korea, France, UK, Austria, Malta and the USA as well as a sales office in Italy. The company group has an extensive worldwide network of experienced sales and service partners.


Dr. Hönle AG increased its stake in Sterixene SAS from 24,24% to 51,21% as of April 30th, 2024. Through the integration into the group, the product portfolio in the field of disinfection is completed by customer-oriented services for microbiological analyses.


Selling of Raesch Quarz Germany;
Merger of Eltosch Grafix GmbH into Dr. Hönle AG


Move into the new company building in Gilching


Merger of Aladin GmbH into uv-technik Speziallampen GmbH;
Acquisition of Sterilsystems GmbH;
Acquisition of uv-technik Meyer GmbH incl. uv-technik international ltd, UK;
Merger of uv-technik Meyer GmbH with uv-technik Speziallampen GmbH


Foundation of GEPA Coating Solutions GmbH, Frickingen (Lake Constance)


Certified according to the environmental management standard ISO 14001


Hönle opens new central warehouse outside Munich with 3.600 qm
Hönle Group turnover increases to over 100 Mio. €


Mitronic GmbH merges into Dr. Hönle AG


Two further subsidiaries are added to the company group: Panacol-Korea Co., Ltd. (Korea) and Panacol_USA Inc. (formerly called: Tangent Industries Inc.), (USA-Torrington)


Merger of Eltosch Torsten Schmidt GmbH and Grafix GmbH to Eltosch Grafix GmbH


New member of the Hönle Group: Grafix GmbH
Hönle Group employs more than 500 people


Hönle acquires a majority stake in Raesch Quarz (Germany) GmbH, Ilmenau / OT Langewiesen, and in Raesch Quarz (Malta) Ltd.


Hönle acquires a majority stake in Mitronic GmbH, Wolfratshausen;
Opening of sales office Italy, Pavia;
Change of corporate form of the Dr. Hönle Resident Representative Office in Shanghai into the Hoenle UV Technology (Shanghai) Trading Ltd


Hönle acquires a majority stake in uv-technik Speziallampen GmbH, Ilmenau/OT Wümbach


Foundation of Eltosch Inc.,USA-Illinois


Acquisition of Panacol (adhesives), PrintConcept GmbH (UV technology) and Eltosch Torsten Schmidt GmbH (UV technology)


Purchase of the customer base, trademarks and patents of Arccure Technologies GmbH, Lippstadt


Move into the new premises, D-Gräfelfing/Munich
Opening of representative Office China, Shanghai



Initial public offer / IPO (Neuer Markt segment)



Selling of Dr. K. Hönle Medizintechnik GmbH
Transformation of Dr. K. Hönle GmbH into Dr. Hönle AG


Foundation of the subsidiary Honle UV France S.a.r.l., F-Bron



Foundation of Honle UV America Inc., USA-Marlboro/Boston
Certification according to DIN ISO 9001


Foundation of Dr. K. Hönle Medizintechnik GmbH


Foundation of Dr. K. Hönle Produktions GmbH


First application of UV equipment for the curing of adhesives and plastics in the industry


Development of the first UV equipment for industrial applications


Transformation of the partnership Dr. Hönle into the private limited company Dr. K. Hönle GmbH


Foundation of the partnership Dr. Hönle for the development, manufacturing and distribution of medical equipment
Founders: Prof. Dr. Karl Hönle and Dr. Günter Schmid †