Everything under one roof

... with your own consultant to support your needs.

  • Proven technical building services planning
  • Comprehensive property management services
  • Innovative FM-oriented solutions that are tailor-made to your construction project
  • Experience gained from around 800 successful projects
  • 70 highly qualified staff and certified tools in four locations in Germany
  • Always an in-person customer presence
  • Certification from TÜV-SOUTH in compliance with DIN EN ISO 9001 since 2002

The foundations for our success were already laid in 1990, when decon was founded with the first ten members of staff as DEUTSCHE ENERGIE-CONSULT GmbH. Since then, our family business has continued to grow - even beyond its own boundaries. Today, we are able to cover specialist planning for the entire HOAI basic and special technical equipment services for all trades and provide customers with these services to an excellent level of expertise.

From new buildings and existing buildings to construction within existing buildings: we have the right know-how in all areas, and will find an optimized, FM-oriented solution for every problem. Here, consultancy, planning, building supervision and building management for public, administration, health, industrial and laboratory buildings, training venues, hotel and apartment construction and listed buildings form the focus of our engineering business.