Timeline

2021
  • Dorsch Gruppe is celebrating its 70th anniversary
  • BDC Dorsch Consult Ingenieurgesellschaft mbH Berlin is merged into Dorsch International Consultants GmbH
2020
  • AMBERO Consulting Gesellschaft mbH is joining Dorsch Gruppe
  • GRE German Rail Engineering GmbH and spiekermann ingenieure gmbh are joining Dorsch Gruppe

2018

  • In July, RAG-Stiftung-Beteiligungsgesellschaft mbH acquires the remaining 30% of the shares in Dorsch Holding GmbH and is now  100% shareholder
  • In June, Dorsch Holding GmbH, holding company of all Dorsch Gruppe subsidiaries, moves to new office premises at Frankfurt/Main International Airport
  • In March, Andreas Schweinar is taking over responsibility as CFO for Dorsch Holding GmbH and as Managing Director for Dorsch International and BDC Dorsch Consult
2016
  • In February, the RAG-Stiftung acquires 70 percent of shares of Dorsch Gruppe through its investment company, RAG-Stiftung Beteiligungsgesellschaft mbH.
  • Dorsch Gruppe is celebrating its 65th jubilee
2015Together with BDC Dorsch Consult Ingenieurgesellschaft mbH, Dorsch International Consultants GmbH is certified by TÜV Rheinland for Sustainable Corporate Management and has become a "First Mover" in it's branch.
2014Dorsch International Consultants GmbH Headquarter moves to new office premises in Munich-Laim
2012Dorsch Qatar is commenced with construction supervision services for Lusail City 
2011Dorsch Gruppe is celebrating its 60th anniversary with 250 guests from Germany and abroad
Successful Reorientation
2010
  • Dorsch Consult Airports Ltd. and Hoffmann Röder Ltd. are merged into the subcompany Dorsch Consult Water & Environment. In connection to that its name was changed into Dorsch International Consultants GmbH
  • Dorsch Holding DC Abu Dhabi signs the contract for the urban expansion plan Al Ghadeer in Abu Dhabi
  • Opening of the first branch office in Saudi Arabia
  • Dorsch Gruppe is publishing the first Arabic-German issue of "Planen und Bauen" in collaboration with the Arab-German Chamber of Commerce and Industry
2008 Establishment of a branch network in the United Arab Emirates driven by the regional headquarters Abu Dhabi
2007 Extension of the DC Asia Branch in Jakarta/Indonesia driven by the regional headquarters Bangkok
Foundation of Dorsch Gruppe
2006
  • Complementary shareholdings are pooled to one strategic force
  • Further developments of international activities and implementation of new services
  • Establishment of a branch network in India driven by the regional headquarters in Mumbai
2005 In September, Jürgen Röder und Olaf Hoffmann acquire 100 percent of the shares of Dorsch Consult Ingenieurgesellschaft mbH from the French corporate group Groupe Egis S.A. 
Expansion of activities
2000 Foundation of Dorsch Consult (India) Private Ltd., Mumbai India
1996 German-French Cooperation in European Consultancy Engineering 
1994 Operations Management Support to Water Authority of Jordan (WAJ)
1991 Foundation of DCT Dorsch Consult (Thailand) Co. Ltd.
Reunification, upswing in business in the east
1990
  • Foundation of the later BDC Dorsch Consult Ingenieurgesellschaft mbH in Berlin, Germany
  • Consulting services for long-distance natural gas pipelines MIDAL and STEGAL with Rehden underground gas storage reservoir
  • Consulting services for housing programme in the CIS
Large-Scale Foreign Projects
1987 Foundation of Dorsch Consult Abu Dhabi, UAE
1980 Consulting services for 
  • International Airport Munich 2
  • German Antarctic Research Station
  • Cocoa-processing factory in State of Ondo / Nigeria
  • Hijaz Railway Line from Damascus / Syria to Medina / Saudi Arabia via Amman / Jordan
  • Gas Terminal in Thailand
  • Baghdad Metro in Iraq
  • Thorium High Temperature Reactor (THTR 300) in Germany
  • Han River in P.R. China
1977 Consulting services for top-priority wastewater disposal and treatment scheme in industrial zone of Helwan near Cairo in Egypt
1974 Large-scale contracts in the Middle East
1971 Foundation of Dorsch Consult Ingenieurgesellschaft mbH in Munich
Urban Infrastructure Projects
1970 Execution of urban transport plans and design of underground railway and mass rapid transit sections. Development of own simulation program for the precise calculation of the flow conditions in sewerage systems during extreme rainfall event
World Bank Projects
1958 Advisory services and engineering design for the World Bank in Japan, Spain, Venezuela, Jamaica, Brazil, Chile and Somalia
Pipeline and Industrial Engineering
1957 The company's first contacts for the oil and gas industry in Germany
Entry into the International Market
1956 Commencement of the company's foreign activities in the Middle East
Foundation
1951 Foundation of Dorsch-Gehrmann consulting engineering company in Wiesbaden, Germany