Our history

Johann Keller established a Keller company in Renchen, southern Germany.

Opening of the Keller Polska office in Gdynia

Keller Polska memorandum of association
 

• Opening of the Keller Polska office in Kraków
• Implementation of Soilcrete - TS and Soilcrete - DS. 

The use of Soilcrete - DS technology with columns> 3.5 m in diameter for horizontal sealing of the excavation bottom. The use of DSM technology in foundation engineering (Poland).

Opening of the Keller Polska office in Ożarów Mazowiecki

Opening of the Keller Polska office in Poznań

• Opening of the Keller Polska office in Wrocław
• Implementation of the DSM double mixing system (Poland)

• Diaphragm walls technology implementation (Poland)
• Keller Polska received the Euro Leader award

Keller Polska received the Tytan award

Changing the location of the office in Kraków

• 20th anniversary of Keller Polska
• Keller Polska received the title of the best employer according to AON
• Keller Polska rebranding

• Keller Polska- the best Business Unit of the Keller Group in the world
• Opening of the Keller Polska office in Szczecin
• 10th anniversary of the Diaphragm Walls branch

• Modernization and opening of a new part of the Keller Polska office in Ożarów Mazowiecki
• The North branch changed its long-term headquarters in Gdynia to a new office in Gdańsk
• The first realisation of Keller Polska in mass mixing technology
• Tytan award for the the Warsaw HUB- Diaphargm walls branch project 

• Keller Polska began operations in the Baltic States
• GEO-Instruments Poland (formerly Lloyd Acoustics Poland) becomes part of the international Keller Group

160 years of Keller worldwide

• New office location in Szczecin
• Zero AFR result – Accident Frequency Rate, the international safety performance indicator

• Keller Poland ranks among the top 50 largest construction companies in Poland (Builder Polska ranking)
• Keller Poland ranked 42nd among 1,433 companies in the Mazovia region and 124th nationwide in the Forbes Diamonds ranking
• Keller Poland placed 42nd in the “Build the Future” ranking of the largest construction companies by Builder Polska
• Opening of the Śląsk office based in Katowice
• Keller Poland listed among the 2000 largest companies contributing to the Polish economy (Rzeczpospolita ranking)
• Establishment of the KELLER Foundation
   

• Relocation of the Poznań office
• 20th anniversary of the Ożarów Mazowiecki office
• Implementation of the compensation grouting technology
• TYTAN Award – recognized for the project and construction of the steel quay structures for the Baltic Hub T3 terminal

Organization of the Keller Cup football tournament for the EME region in Poland

• Relocation of the Katowice office
• TYTAN Award – the Węgierska Górka project awarded in the Geotechnical Engineering category