![Sebastian Blecke](data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" fill="%231b1b1b" class="bi bi-person-fill" viewBox="0 0 16 16"><path d="M3 14s-1 0-1-1 1-4 6-4 6 3 6 4-1 1-1 1zm5-6a3 3 0 1 0 0-6 3 3 0 0 0 0 6"/></svg>)
Sebastian Blecke is currently holding multiple positions as Co-Managing Director and Chief Operating Officer in various firms including Gewerbesiedlungs-Gesellschaft mbH, GSG Berlin Invest GmbH, GSG ARMO Verwaltungsgesellschaft mbH, GSG ARMO Holding GmbH, Ritterstr.
120 GmbH, and GSG Solar Berlin GmbH.
| Companies | Position | Start |
|---|---|---|
Gewerbesiedlungs-Gesellschaft mbH
 Gewerbesiedlungs-Gesellschaft mbH Real Estate DevelopmentFinance Provides commercial property management services | Chief Executive Officer | - |
GSG ARMO Verwaltungsgesellschaft mbH
 GSG ARMO Verwaltungsgesellschaft mbH Miscellaneous Commercial ServicesCommercial Services Provides management services | Chief Executive Officer | - |
GSG ARMO Holding GmbH
 GSG ARMO Holding GmbH Financial ConglomeratesFinance Provides investment services | Chief Executive Officer | - |
GSG Solar Berlin GmbH
 GSG Solar Berlin GmbH Alternative Power GenerationUtilities Generates solar power | Chief Operating Officer | - |
Ritterstr. 120 GmbH
 Ritterstr. 120 GmbH Real Estate DevelopmentFinance Engages in buying and selling of land, buildings and apartments | Chief Executive Officer | - |
GSG Berlin Invest GmbH
 GSG Berlin Invest GmbH Real Estate DevelopmentFinance Engages in buying and selling of land, buildings & flats | Chief Executive Officer | - |
Active
Inactive
Listed companies
Private companies
| Private companies | 6 |
|---|---|
Gewerbesiedlungs-Gesellschaft mbH
Gewerbesiedlungs-Gesellschaft mbH Real Estate DevelopmentFinance Provides commercial property management services | Finance |
GSG Berlin Invest GmbH
GSG Berlin Invest GmbH Real Estate DevelopmentFinance Engages in buying and selling of land, buildings & flats | Finance |
GSG ARMO Verwaltungsgesellschaft mbH
GSG ARMO Verwaltungsgesellschaft mbH Miscellaneous Commercial ServicesCommercial Services Provides management services | Commercial Services |
GSG ARMO Holding GmbH
GSG ARMO Holding GmbH Financial ConglomeratesFinance Provides investment services | Finance |
Ritterstr. 120 GmbH
Ritterstr. 120 GmbH Real Estate DevelopmentFinance Engages in buying and selling of land, buildings and apartments | Finance |
GSG Solar Berlin GmbH
GSG Solar Berlin GmbH Alternative Power GenerationUtilities Generates solar power | Utilities |
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