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Personal profile


Since December 2011: University of Southern Denmark SDU (Sønderborg): Accociate Professor / Business Administration: Strategic Marketing and Relationshipmanagement. Special focus on issues as strategic sourcing, innovation management, organisational relationships, network- and clusterresearch. 

Since September 2008: University of Southern Danmark SDU (Sønderborg): Assistant Professor / Business Administration

March 2006 – August 2008: University of Flensburg: Lecturer (Lehrbeauftragte) at the Institute of International Mangement IIM. Subjects: Marketoriented Controlling, Marketoriented Human-Ressource-Management in KMU, Sustainable Management (in english). Projects: „Strategic Regional - Marketing“, „Management of bordercrossing Enterpreneurship“.
Mentoring of master thesis, Reviewing for the International Journal of Globalisation and Small Business.

University of applied Science, Lübeck: Assistant Lecturer, for business economics: Strategic Management, Marketing, HRM.

September 2004 - February 2006: Division Manager/Marketing, BWI-Bau GmbH, Düsseldorf:
In charge of Marketing, Sales and Corporate Identity and organisation of seminars and conferences in relation to construction industry.

August 2001 – July 2004: Scholarship holder with the federal state Schleswig-Holstein. August 2001 – Juli 2004.

Post-graduate research at the University of Urbana/Champaign in Illinois/USA, at the chair of business administration of Prof. Dr. Huseyin Leblebici. Von August – Oktober 2003.

University of Paderborn, Chair of Human Resource Management: PhD-research seminar with Prof. Dr. Wolfgang Weber.

University of applied science, Lübeck: Assistant Lecturer (Lehrbeauftragte) for business economics: Strategic Management, Marketing, HRM, Accounting.

January 2000 – June 2001: Consultant, BWI-Bau GmbH, Düsseldorf: Management and Controlling in the field of legal services in the construction industry. Supervision of the project: „Marketing in the construction industry“.

September 1997- December 1999: Scientific Officer with an project of the University of Paderborn in Cooperation with the „Heinz-Nixdorf-Institut“, Paderborn. Managerial functions: Marketoriented Sales- and HRM. Teaching at the Chair of HRM (Prof. Dr. Wolfgang Weber).

WS 1991 – SS 1997: Studies in Economics at the University of Paderborn: Certificate as „Diplom-Kauffrau“. Specializations: Marketing and HRM. Master thesis: „Customer Loyalty by Communication Management in Computer Trading“.

October 1995 – August 1997: Working student, DMG Vertriebs GmbH, Bielefeld: Organisation of direct marketing.

Student trainee August 1993 – April 1994 :
08/1993-10/1993: Sales-Management, adp Gauselmann GmbH, Espelkamp.
03/1994-04/1994: Financial Management, adp Gauselmann GmbH.
08/1994-09/1994: Accounting, adp Gauselmann GmbH.
03/1995-04/1995: Sales-Management, Weidmüller Vertriebs GmbH, Paderborn.:


Gretzinger, S: Strategic Outsourcing in the German Engine Building Industry. An empirical Study based on the Resource Dependence Approach. In: management revue, Vol. 19, issue 3, 2008, 200-229.

Gretzinger, S.: Strategische Gestaltung des Outsourcing im deutschen Maschinenbau: Eine empirische Studie auf Basis des Resource-Dependence-Ansatzes. Hampp-Verlag, Mering, 2008.

Gretzinger, S.: Strategisches Ressourcen-Management: Die Perspektive des Resource-Dependence-Ansatzes. Working paper IIM, Universität Flensburg, 2008.

Gretzinger, S.; Schäfermeier, U.; Dangelmaier, W.; Weber, W.: Wettbewerbsvorteile durch Kooperationen. In: Personalwirtschaft, 1999, S 60-65.

Gretzinger, S.; Matiaske, W.: Marktorientiertes Human-Ressource-Management in strategischen Netzwerken. In: Meyer, J. – A.(ed.); Jahrbuch der KMU-Forschung. München, 2000, S 355-369.

Gretzinger, S.; Matiaske, W.: Steuerungsprobleme in strategischen Netzwerken – Eine machttheoretische Problematisierung am Beispiel eines Entwicklungsverbundes von klein- und mittelständischen Unternehmen. In: Matiaske et al. (ed.): Empirische Entscheidungs- und Organisationsforschung. Heidelberg, 2000, S 53-66.

Gretzinger, S.; Matiaske, W.; Weber, W.: Kooperation und Konflikt in strategischen Netzwerken – Am Beispiel eines Entwicklungsverbundes von klein- und mittelständischen Unternehmen. In: zfo (Zeitschrift für Führung und Organisation), 2002, 71 Jg., Nr. 1,
S 22-25.

Gretzinger, S.; Schäfermeier, U.: Teamentwicklung in kooperativen Verbünden von kleinen und mittelständischen Unternehmen. Ein Abschlussbericht zum gleichlautenden Projekt des Heinz Nixdorf Institutes und der Universität Paderborn. Paderborn, 2000.

Gretzinger, S.: Rezension zu Giuseppe Delmestri: Institutionen, Technik und Ökonomie; Eine organisationstheoretische Untersuch

Research areas

Research Areas:

  • Business-to-Business Networks: Management and Marketing
  • Social Capital in Business Networks and Cluster
  • Innovation Management in Cooperative Business Networks
  • Entrepreneurial Milieus in Regional Business Networks
  • Embedded Creativity, Key Actors and Incubators in Regional Clusters
  • Institutional Arrangements in Business Marketing

Methodological Approach

  • Network-Analysis: Qualitative and Quantitative
  • Mixed Methods: Qualitative and Quantitative
  • Multiple Case and Single Case Approach
  • New Methods: E. g. Explorative and Confirmatory Meta-Synthesis

Research information

Involved in the Project "Energi på havet": http://www.energipaahavet.dk/

Publications: See publication list on Pure.




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