Companies / Institutes

Ingenieurbüro Weidner-Sani & Partner

Schwarzschildstr. 8-12, 12489 Berlin

+49 30 6392-4170
+49 30 6392-4172


Dipl.-Ing. Hamid Sani Toorchi
+49 30 6392-4170


Dipl.Ing Hans-Jochen Weidner


Dipl.-Ing. Hans J. Weidner
+49 30 6392-4171


Dipl.Ing. und Mediator im Bauwesen Hamid Sani Toorchi


RLT Anlagen Kälte und Heizunstechnik Sanitär Brandchutztechnik und Mediation in Construction Business for extrajudicial settlement:

We offer mediation of conflicts in all phases of

  • Planning,
  • Construction
  • and operation.

Due to our professional careers we are all (unfortunately) familiar with the dynamics of conflicts between

  • Building owners,
  • Architects,
  • Professional planners,
  • Executing companies
  • and public authorities.

That's why we feel confident, that we as mediators can support you competently to solve the conflict as fast as possible in order to go back to a constructive cooperation.

TGA Professional Planers Planning office for technical building services:

  • CAE (Computer Aided Engineering),
  • CAD (Computer-Aided Design),
  • Heating, Air Conditioning, Sanitary and electrical equipment

Refrigeration Systems:

Consulting & Planning of Refrigeration Systems