• Online IAT Technik Prozesstechnik

Lead by Expertise

Competent, innovative and personal

Online-IAT is a medium-sized company with its headquarters in Braunschweig. We have been serving the market for more than 25 years with our know-how and experience in the areas of measuring, controlling and regulating supply systems.

Our work is performance-driven, with a high degree of reliability and professionalism and an exemplary reliability in project handling and control.

With this approach we secure our prominent position with our regular customers and have been able to turn many project partners into regular customers in the past.

Online-IAT undertakes regional, national or international projects for you. In doing so, we focus on customer-specific solutions and a fast implementation of the solution in practice.

Online-IAT is a specialist company according to WHG (Water Resources Act), with over 50 employees ready to serve you. We are very much looking forward to working with you in a spirit of partnership.

Key aspects of our services

  • Consulting, project planning and site management
  • Planning of switch cabinets with the CAD system E-Plan, P8
  • Switch cabinet construction in our own workshop
  • Complete software development and on-site visualisation of the systems with different makes of control system, such as Siemens S7 1200/1500 TIA-Portal (also Safety), ABB (B&R), Honeywell and WAGO, including connection and visualisation of the systems to the Building Management Systems with the makes Siemens Desigo CC, WinCC, BMS APROL and WEBfactory or any other open system


  • Connection of various bus systems such as Profinet and Profibus, ModBus/TCP and RTU and OPC UA to substation controllers
  • Execution of electrical installation work including assembly planning and site management
  • Commissioning and adjustment of the plants to the actual control conditions as well as training of the operating staff
  • Detailed documentation transfer to our customer so the customer can operate the plant himself independently