- 31 Companies at the address Werner-von-Siemens-Straße 16, 24837 Schleswig
- 1. Real Estate Kontor GmbH- Schleswig - Real estate (L68) 
- Allgemeine Verwaltungs-GmbH Schleswig- Schleswig - Economic services (N82) 
- Beteiligungsgesellschaft Hans-Jörgen Warnke mbH- Schleswig - Holdings and financial services (K64) 
- Danaction Consulting GmbH- Schleswig - Management and consultancy services (M70) 
- GK GmbH & Co. Immobilien KG- Schleswig 
- GK Verwaltungsgesellschaft mbH- Schleswig - Holdings and financial services (K64) 
- GWS Wirtschafts- und Steuerberatungsgesellschaft mbH- Schleswig - Auditors, tax consultants, lawyers (M69) 
- Gutshof Bostel Verwaltungsgesellschaft mbH- Schleswig - Real estate (L68) 
- Immo Schleusen GmbH & Co. KG- Schleswig 
- Immo Schleusen GmbH & Co. KG II- Schleswig 
- Jensen & Company GmbH- Schleswig - Management and consultancy services (M70) 
- Kanzleihaus UG (haftungsbeschränkt) & Co. KG- Schleswig - Real estate (L68) 
- Kanzleihaus Verwaltungs UG (haftungsbeschränkt)- Schleswig - Auditors, tax consultants, lawyers (M69) 
- Line-Haus-Invest GmbH- Schleswig - Real estate (L68) 
- MEKA GmbH- Schleswig - Real estate (L68) 
- Musterknaben Schleusen GmbH & Co. KG- Schleswig 
- NPC Capital GmbH- Schleswig - Real estate (L68) 
- Optima Hausbau GmbH- Schleswig - Building construction (F41) 
- PERSCH PRIVAT FAMILY OFFICE Holding GmbH- Schleswig - Holdings and financial services (K64) 
- PERSCH U10 GmbH & Co. KG- Schleswig 
- PERSCH Vermögensverwaltungs GmbH & Co. KG- Schleswig 
- Priwall Dorf 1 Invest 20 GmbH- Schleswig - Real estate (L68) 
- Priwall Dorf 1 Invest 21 GmbH- Schleswig - Real estate (L68) 
- RHL-Haus-Invest GmbH- Schleswig - Real estate (L68) 
- Seniorenpark Bostel GmbH- Schleswig - Homes (excluding recreation and holiday homes) (Q87) 
- The Rooms I GmbH & Co. KG- Schleswig 
- WEITKAMP HIRSCH & KOLLEGEN Steuerberatung GmbH- Schleswig - Auditors, tax consultants, lawyers (M69) 
- WHWH UG (haftungsbeschränkt) & Co. KG- Schleswig 
- WHWH Verwaltung UG (haftungsbeschränkt)- Schleswig - Holdings and financial services (K64) 
- Weitkamp med Steuerberatung GmbH- Schleswig - Auditors, tax consultants, lawyers (M69) 
- WhisperPower GmbH- Schleswig - Wholesale trade (G46)