We are Dorsch
International Consultants


Welcome to Dorsch International Consultants’ Online Presence

Since its establishment 70 years ago, Dorsch has grown into a successful global engineering consultancy by concentrating on the core areas of planning and advising. Dorsch International Consultants GmbH, one of the business units located in Germany, bundles in depth expertise and experience in the field of infrastructure in order to deliver true value to our clients.

The underlying principle of our corporate philosophy is our desire to assist clients with tailor-made solutions that allow the introduction of innovative approaches and the successful achievement of the highest levels of technical competence. We concentrate on the interface between technology and industry and are always engaged in the development of future-oriented concepts. In cooperation with our partners and clients, we engage in local and global challenges in different business areas:

Key Data

  • 70 years of experience
  • about 240 staff members
  • 60% turnover abroad
  • about 400 domestic and overseas projects per year
  • active in over 25 countries

Business areas

  • Airports
  • Transportation and Infrastructure
  • Water and Environment
  • Buildings/Architecture
  • Development Cooperation

Dorsch/ DC Asia has participated in Suvarnabhumi Airport Construction project in Thailand and has contributed significantly to the completion of the project, which, in turn, greatly benefits the country. May you be blessed with continued success and prosperity”.

former Prime Minister of Thailand/ Asia

Based upon the services operated to date, Dorsch/DC Qatar has performed well and has met our satisfaction levels for managerial, technical and construction supervision matters through sufficient resources for this mega development projcect "Lusail City". The scope of works for the projects supervised includes suspension and post tensioning iconic suspension bridges, primary/distribution substations, reservoirs, pumping stations, marine structures including deepening and dredging, private/public beaches, underpasses, flyovers, sewer, storm water, irrigation, portable water, HV/LV networks, soft and hard landscape, promenades and water features, street lightings, road works, deep utilities tunneling, VIP utility and SCADA control center building. This letter is issued without any liability to Lusail Real Estate Development Company”.

Eng. Khalid Ebrahim Alhammadi, Executive Director, Infrastructure Projects, Middle East

In recognition of the distinguished Safety Performance for achieving: Sixty (60) Million Man-hours without Lost Time Injuries at the Construction of Building Accommodation in Ruwais Housing Complex Expansion Phase –IV,7010-C6 by Dorsch/ DC Abu Dhabi."

Eng. Seed Nasser Al Ahbabi, ABUDHABI NATIONAL OIL COMPANY (ADNOC) Civil Projects Unit Manager, United Arab Emirates

In addition to the punctuality and reliability of the planning team, the extremely constructive coordination discussions between the client and the planning team have made a significant contribution to the success of the "Alzkanalabstellung". Therefore, we particularly recommend the cooperation with Dorsch International Consultants GmbH for demanding engineering tasks."

Wacker Chemie, Burghausen, Germany

Within the framework of the contracts, the responsibilities were fulfilled to the utmost satisfaction by Dorsch / BDC. These include all the independent realization of all tasks around traffic systems, open-air facilities and surveying as well as the social infrastructure"

U. Hellweg, Wasserstadt GmbH, Germany

Our Understanding of Sustainability


  • Guiding Principles
  • Commitment to Sustainability
  • Our Mission



  • Human rights
  • Flexible working time, work & family
  • Social engagement


Eco friendly

  • Dealing with resources
  • Mobility
  • Sustainable thinking & acting


Our quality culture

Everyone talks about quality – but what exactly does that mean? 

According the principle of "keep it simple", we also understand our own quality culture. For Dorsch it is important that at the end of the day the customer is satisfied with our performance. All measures must therefore be geared towards this ultimate goal. This can only be achieved, if our employees will questioning and continuously improve all our processes on the way to our (consulting) services. That is why Dorsch Global has introduced a quality management system that provides orientation and transparency as a kind of compass.

This quality management system as part of the integrated Dorsch management system pursues i. g. the following important topics:

This quality management system as part of the integrated Dorsch management system pursues i. g. the following important topics:

  • Sustainability: The principles of sustainable business management are part of the Dorsch Management System.
  • Risk Awareness: We need to be aware of the risks involved in delivering performance to our clients, in order to provide appropriate advice.
  • Transparency: Transparent documented processes make it easy to standardize and optimize processes.
  • Continuity: Through the continuous improvement process, we want to increase customer satisfaction steadily.
  • Know how: Our employees have the matching qualifications for our relevant customers. Through appropriate knowledge management, this knowledge is documented and passed on.

Accountability and Commitment – our Customers and Partners

Dorsch International serves both public and private clients, including public bodies and organisations as well as private enterprises. In the field of development cooperation, we work for a large number bilateral and multilateral finance institutions. We also support the implementation of Public Private Partnerships (PPP) and Private Sector Participation projects by acting as an advising partner during the entire project cycle (conceptualisation, development, implementation, evaluation).

Our corporate values

  • Appreciation
  • Transparency
  • Responsibility
  • Trust
  • Integrity

Ensuring Success – Our Employees

In order to successfully implement projects, Dorsch International Consultants GmbH relies on more than 240 highly competent and motivated employees with a wide range of expertise. Every individual contributes by being a knowledgeable and committed team-player. Our firm includes people that cover the spectrum of engineering, social- and environmental sciences and economics. We can also call back on decades of experience in more than 90 countries on four continents. The close cooperation of people with such diverse experiences and skill-sets bundles expertise, fosters long-term thinking and creates the foundation for sustainable strategies and ongoing success.

In addition to our permanent employees, Dorsch International can call back onto an extensive network of experts, firms and institutes that are included into our projects, if required.


Dorsch Holding GmbH
Frankfurt Airport Center 1
Geb. 234, HBK 43
60549 Frankfurt am Main

E-mail: mail(at)dorsch(dot)de
Fon: +49 69 1302570
Fax: +49 (0) 69 - 13 02 57 - 32