The Dunkel company group , with its companies in the civil engineering and building materials & recycling sectors, is one of the well-known construction companies in the Berlin-Brandenburg area. We offer a wide range of services for handling civil engineering projects.

With our group competence , we take on a wide range of tasks. Furthermore, with our integrated process chain, we are the contact person for you as the building owner for the various issues of your construction project. We build sustainably and take responsibility - especially in the renovation and environmental areas.

History

1933

Entry in the trade register on November 6, 1933 by Philipp Dunkel, engineer for aircraft / automobile construction, architect and master mason

1937

Entry of the sole proprietorship Philipp Dunkel in the commercial register

1937-1945

Construction business with up to 300 employees, turnkey construction of new buildings, repair of war damage

1945

Destruction of the construction business due to the effects of war

1945-1953

Grocery trade and haulage company (1 man operation)

1953-1969

Concrete plant for the production of wall panels using slag in Berlin-Borsigwalde (Wittestrasse)

1962-1980

Production of brick chippings for the production of wall panels and as concrete aggregate 

from1969

Construction and operation of the largest and most modern recycling plant in Berlin at the Berlin-Spandau site (Motardstrasse); Operation until 1980

from 1976

Construction of a screening plant and expansion of business activities to include earthworks and demolition work

1979

Death of the company founder Philipp Dunkel Takeover of business activities by his wife Dr. Bettina Dunkel and her sons Helmut Dunkel, Thomas Dunkel and Matthias Dunkel in the legal form of a KG

1980

Relocation of the business premises to Berlin-Haselhorst (Salzhof) and expansion of business activities to include local freight transport

1982

Founding of the individual company Baustoffe Dunkel by Thomas Dunkel

1990

Takeover of the company Fahr GmbH Rammarbeiten Erdbau (founded 1978) by the Dunkel brothers

1993

Expansion of operations to include remediation work

1993

Acquisition of the property at Große-Leege-Straße 99-100 in 13055 Berlin - Hohenschönhausen for the construction of a recycling plant close to the city center 1993 Start of participation in the specialist group earthworks, demolition and recycling in the specialist group construction

1995 Founding of the company Dunkel Baustoff-Recycling-Zentrum oHG, construction of several recycling plants on the site of the former iron and steel works in Velten

1997

80 employees in the company group

1997

Philipp Dunkel KG, Dunkel-Baustoff-Recycling-Zentrum OHG and Baustoffe Dunkel are certified as waste management companies according to § 52 KrW- / AbfG

1997

Thomas Dunkel in the supervisory committee of ESG Bau (head since 2000)

1997

Thomas Dunkel starts working as an honorary judge at the labor court in Berlin

1998

Acquisition of a majority stake in Fritze & Co. Eisenbahn- und Tiefbau GmbH & Co. KG (track construction) Commissioning of the recycling plant for Dunkel building materials on the property at Große-Leege-Straße 99-100 in 13055 Berlin - Hohenschönhausen

1999

starts working on the specialist advisory committee for the introduction of ATV demolition work

2000

Relocation of Philipp Dunkel KG to the Velten site, Berliner Str. 4, closure of the Berlin Haselhorst facility (Salzhof)

2001

Establishment of Hennigsdorfer Brech- und Sortierbetriebe GmbH (HBS), with 50% participation by the Dunkel brothers and 50% by the Eckert group . The company's goal is to process a slag dump (2.7 million t) from Hennigsdorfer Elektrostahlwerke.

2007

90 employees in the company group

2010

The company Hennigsdorfer Brech- und Sortierbetriebe GmbH (HBS) closes its operations. The company's goal of processing a slag dump (2.7 million t) from Hennigsdorfer Elektrostahlwerke has been achieved.

2010

Change of name from Philipp Dunkel KG to Philipp Dunkel GmbH & Co. KG Earthworks Demolition of contaminated sites

2013

The company Dunkel Baustoff-Recycling-Zentrum oHG takes over the company Baustoffe Dunkel

2013

80 year company anniversary