What are our customers looking for?

  1. Our customers are looking for individual solutions to secure and increase efficiency and success.
  2. Concentrating on our core business is close to the hearts of our customers and the basis for their sustained success.
  3. locations, real estate, processes and innovations must be continuously further developed.

How do we do this?

  1. With our consulting & coaching to define goals and develop solution models for the future.
  2. With our knowledge of the market and locations in Germany
  3. With our development and planning competence for real estate & locations
  4. With our team of the best experts for each task

“I accompany you on your way from the project idea to the realisation concept
with expertise and enthusiasm!”

Professor Dr. Stephanie Birkner researches and teaches at the Carl von Ossietzky University of Oldenburg. After completing her business administration degree, Stephanie obtained a doctorate in the field of consulting research. Today, she is an assistant professor for female entrepreneurship. Among other things, her work focuses on the peculiarities and (future) challenges of the female shift when it comes to the economic thinking and acting of all stakeholders. As co-founder, Stephanie Birkner enriches GREP with her academic expertise as well as her practical experience as a qualified coach, focusing on the (further) development of skill profiles. The initiation and support of innovation processes in our projects as well as the methodological conception behind the GREP campus is her area of expertise.

Stephanie at Xing

Stephanie's business card

“I make sure that the right users are recruited and retained for our campus pro
-jects so that we achieve maximum profitability.”

Project developer and property manager Detlef Breitzke can look back on over 20 years of experience in the real estate industry. Detlef has a degree in business administration with a focus on real estate business, controlling, marketing and IT. He has experience in owner, corporate, bank and publicly managed companies with national and international activities; among other things, he was responsible for real estate management at Strabag PFS GmbH with over 40,000 properties nationwide and about 800 employees. During his time as managing director for Jade Bay GmbH, he worked intensively with the Asian markets and handled intercultural cooperation. Detlef Breitzke is married and lives in Hamburg as well in the southern North Sea region. His role within GREP is handling strategic development, commercial management and IT as well as developing our GREP online platform. He is also involved in the acquisition of investors and projects and takes on project management functions.

Detlef at Xing

Detlef's business card

Corporate Real Estate, Sales and Consulting

Volker Bock is a specialist for the successful placement and management of real estate projects, especially for CREM products, as well as for Training & coaching of employees and managers. He has intensively promoted the development of GREP and has a high affinity to digital market solutions and business models. Volker is the full-time commercial manager of a North German pipeline construction group and is responsible for all commercial services and corporate real estate management from Hamburg. Honorary doctorate at the IREBS. Volker holds a degree in business administration from the DHBW Mosbach and looks back on more than 27 years of industry experience.

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Real Estate Industry

Geography graduate Achim Georg is a real estate expert with 27 years of professional experience. He has assessed more than 400 properties throughout Germany and supervised more than 100 development projects as an expert.


+49 40 30068370

Marketing & PR

Dr. Stefan Lennardt is a professor of journalism and marketing expert with 25 years of professional experience.



+49 160 7086509

China Business Etiquette and Intercultural Mediation

Olivia Merz is a certified intercultural trainer and graduate translator for Chinese and Indonesian. She optimally prepares specialists and executives for cooperation with Chinese business partners, employees and colleagues. Seminars belong likewise to the offer of its enterprise Bridge2Culture, like the individual preparation of high-level personnel. Through Olivia Merz, an expert in Chinese culture, she supports Grep in establishing contacts and relationships with Asian investors.



+49 176 22881170

Creative Planning

Alexis Angelis has been managing partner of ANGELIS & PARTNER Architekten mbB since 2004. With a team of approx. 45 architects and under the management of three partners, the locations Oldenburg (headquarters), Berlin, Wismar and Herzberg handle supra-regional construction tasks for private clients and the public sector. In the broad field of work, which ranges from architecture, urban planning and monument preservation to project development, tradition and experience from decades of construction work and a young, innovative architectural approach of the new generation mesh together to combine with a holistic approach.


+49 441 265650

Financial Analyst

Monika Freimuth is co-partner and member of the board of Dr. Kakuschke & Partner AG. The company was founded in 1995 and has been supporting its clients ever since as a classic management consultancy. The service portfolio ranges from management support, profitability assessments and business transformation to classic project and process management. Monika has over 25 years of experience in controlling in the real estate industry, both in line and as a sparring partner at management level. At GREP, Monika Freimuth is therefore responsible for the commercial management of real estate projects and ensures their successful implementation.



+49 163 8701516

Facility Management

For more than 23 years, building analysis and optimization consulting have been part of the main fields of activity of Stefan Knopp like technical building equipment and secured power supply.

With further topics like central surface management and location development international telecommunications offerers and large banks belong to its customers; likewise the lecturer activity of several years at the professional school Aachen.

In the European standardization committee (CEN) he contributed his knowledge and worked together with international experts on the development of European standards for facility management. - Sustainable real estate solutions for all aspects of building management "from one source" -

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+49 170 5237588

Contact us

Call us or fill out the following form if you need more information.
We will contact you as soon as possible.

German Real Estate Pioneers GmbH
Bilenbargstieg 3

22397 Hamburg, Germany

phone: +49 800 - 47 37 000

Fax: +49 40 69704312

Email: info@grep.de