About us

Over 30 years TGK GmbH

1982

First work with glass. Founder of Tiffany Glaskunst: Marita Witte, Friedrich Frisch and Wilhelm Gunkel

1983

The three give courses in the Tiffany technique. In total, the glass team trained around 1000 people in and around Bielefeld. Opening of the retail business in Bielefeld, Arndtstraße The first mail order catalogue was created.

1985

Participation at the Nuremberg Toy Fair. In April of the same year, a price list is published for the reseller. Move to a larger shop. Tiffany Glaskunst opens a shop on the edge of Bielefeld's old town with 80 square metres of floor space.

1987

. . . the coloured glass is also included in the wholesale program. TGK offers a nationwide delivery service with its own truck. The first permanent employee is hired. The one-man business Friedrich Frisch, Tiffany Glasstudio, becomes TIFFANY GLASKUNST GMBH

1989

Exhibition at the Milan glass fair "VITRUM". Contacts to the door industry are established. In the following years, this sales sector is expanded.

1990

For us, the possibilities in Bielefeld were completely exhausted. TGK's new business premises were built in Schloss Holte. Our products could now be presented to the customers on an area of 1000 sqm.

1991

The first in-house exhibition at TGK took place and the extensive range of our products was presented to the customer. Not only materials and tools, but also ideas are an important part of the TGK in-house exhibitions.

In order to show customers how diverse the field of glass design is, the TGK range was extended by a broad seminar programme. The seminars cover Fusing (glass fusion), Pate de Verre, Glas+, sandblasting, glass painting, glass blowing, glass laminate, design, glass beads and glass bonding.

1993

the cooperation with the 3rd World House in Bielefeld begins. The obligatory Christmas presents will be replaced by the support of a school project in Mozambique.

1994

TGK receives the exclusive representation of an Italian producer of glass melting furnaces. In the same year also for the American Evenheat oven Evenheat-Ofen series.

1995

The fifth in-house exhibition takes place. The field of glass fusion is generally seen as the glass processing of the future. The increased space requirement is compensated by the installation of an intermediate platform. TGK GmbH receives the exclusive distribution for NIKKEN glass cutters in Europe.

1996

Foundation of TGK in the Czech Republic.
TGK launches the window clip.

1997

TGK presents itself on the Internet.
Development work for doors and tiles.
Towards the end of the year, the business premises were expanded by 1000 sqm. Thus the storage and office space increases to approx. 2000 sqm.
TGK registers and protects the name ProVetro as a trademark.

1999

GT 4050, a small melting furnace especially for the production of consumer goods such as lamps, clocks, house numbers, tiles, etc. TGK enters the traditional glass market more strongly with the introduction of cast resin for the production of laminated glass. Not only the safety aspect is of interest, but also the design aspect.

2000

The 10th in-house exhibition is all about GLAS+. By the time of the in-house exhibition, 99 ovens had been sold.
Rental of an external warehouse. TGK takes over the distribution of lasered glass February 2002 TGK at the ZOW in Bad Salzuflen, first contacts to the furniture industry.
Cooperation agreement with Schott-Desag. TGK becomes the official service centre for Schott-Desag coloured glass. In August 2002, a warehouse for large glass, especially for Schott-Desag and Madras, will be set up in Hall 3.

2003

Anniversary! 20 years TGK - 20 years of ideas about glass.

2005

„Living with glass“ was the theme of the last TGK Glass Fair. In various living rooms the almost limitless possibilities of design with glass were presented to the visitor.

On 17 September construction of the new hall with a floor space of 1427 sqm begins.

In October 2005 TGK enters into a cooperation with Bohle AG and takes over the entire glass division of Bohle. After 3 1/2 months the new warehouse will be handed over on 28 December 2005.

2006

On 20.01.2006 the new TGK hall will be inaugurated. On 4000 square meters the visitor finds one of the most extensive offers for creative glass design, worldwide. 10 color glass huts with a color fan of approx. 2300 colors and a permanent stock of 40,000 square meters are available to you at TGK.

2016

The company name officially changed from Tiffany Glaskunst GmbH to TGK GmbH.
TGK acquires the digital printing of Colora-Druck GmbH and specializes in UV direct printing on glass.

2021

The shareholders' meeting of TGK GmbH has appointed Kolja Frisch as the 3rd managing director of TGK from July 1, 2021.


TGK short info

10000 different products
of which 2300 types of coloured and textured glass
1800 active customers
approx. 8 Mio. annual turnover
of which 70% abroad

TGK Product Groups

Stained glass
Anti-reflective glass
Textured glasses
Laminated glass technology
Facets
Implements
Fusing/glass melting technology
Sandblasting technique
Copper foil technology
Laser engineering
Lighting accessories
Glass mosaic
Technical literature
Advanced training

Exhibitions of the TGK

Glastec, Düsseldorf
Fensterbau, Nuremberg
Vitrum, Milano
Batimat, Paris
ZOW, Bad Salzuflen
SIBO, Prague

TGK Customers in

Albania

Australia

Belgium

Bosnia-Herzegovina

Bulgaria

Chile

China

Denmark

Finland

Finnland

France

Germany

Georgia

Greece

Great Britain

India

Ireland

Iceland

Israel

Italy

Japan

Kazakhstan

Qatar

Kenya

Korea, Republic

Croatia

Cuba

Latvia

Lithuania

Luxembourg

Macedonia / Macedonia

Malta

Morocco

Vltava

Namibia

Netherlands

Norway

Austria

Poles

Portugal

Réunion

Romania

Russia

Sweden

Switzerland

Serbia

Zimbabwe

Slovakia

Slovenia

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