About us

Dr.-Ing. Karl Ronald Miller


13 years in facilities service business

  • Successfully in management positions in the facility services, engineering and consulting with responsibility for national and international clients in industry and in the banking, insurance, administration, retail, healthcare and logistics business
  • Management of major contracts such as Wüstenrot & Württembergische, 3M, EDS, First Data, German air traffic control, DVAG, Siemens VDO, BLB, Esprit and AT&T
  • Implementation of operational concepts, calculations, contracts, startup, control and standardization of services and service quality
  • Profit-loss responsibility up to 82 M€ turnover in technical service with 18 branch offices
  • Strategic orientation, marketing, M&A projects, due diligence, operation transitions to Civil Code § 613A, Outsourcing, change management, energy management and contracting as well as product, employee and organizational development

4 years owner and user representative

  • successfully the responsibility for planning and execution, operation and maintenance of technical equipment and roof & professional for the branch network, logistics and shopping center of Karstadt AG

8 years consultant and senior engineer

  • successfully in consultancy and planning of major international construction projects in the field of machinery and plant engineering


Professional Experience
since Jan 2014

  • Independant Contractor of Service Kompetenz Kompakt

Nov.2009 – Dez 2013

  • Head of Integrated and Hard Services at Dussmann Service Deutschland GmbH

Jul 2002 – Okt 2009

  • Head of Business Management & Operation Support
  • Regional Manager Mid/West of M+W Zander GmbH
  • CEO of HSG Zander Automotive GmbH and of M+W Zander Luxemburg Sarl

Jan 1999 – Jun 2002

  • Head of Engineering / Hard Services at Karstadt AG

Jan 1992 – Dez 1998

  • Head of Department at CES Consulting Engineers Salzgitter GmbH

Feb 1988 – Dez 1991

  • Project Manager at Preussag Aktiengesellschaft

Jun 1987 – Nov 1987

  • Development Engineer at SEAS International GmbH


  • English business fluent
  • French basic knowledge

Work Experience Abroad

  • Brasil, China, England, France, Indonesia, Netherlands, Austria, Philippines, Switzerland, Saudi Arabia, Thailand, USA

Computer Knowledge

  • MS-Office, SAP R3, CAD, AUTOCAD, var. Tendering Software, ERP Systems, CAFM, Real Estate Management-Software


  • VDI Wissenschaftsforum (Science Forum) – Seminar TGA Operating
  • ISS International Business School of Service Management
    study program  MBA Service Management
  • Protektor – Seminars for Education Business Administrator Facility Management


  • VDI (The Association of German Engineers)
  • RealFM (Facility Management Association)
  • GEFMA (German Facility Management Association)
  • Guideline committee VDI 3814, VDI 6039, VDI 3803, VDI 3810
  • Standards Committee for Heating and Ventilation (NHRS) in DIN Deutsches Institut für Normung e. V. and Committee Facility Management (CEN/TC 348)


  • Chapters: facility management and sales entities – Recknagel, Sprenger, Schramek Paperback Heating + Air Conditioning 2014/2013 ISBN 3-486-26215-7
  • Directive GEFMA 450 – Building Automation in FM


  • Mountain climbing, skiing, tennis, photography, natural science

Training certification