Welcome!

Thank you for visiting our website. Here you will find the information about the level indicator types FMN and FMK, specialized for silos.

p.s.: We have been assembling level indicators for 40 years now - initially for the company NIETHAMMER - now working indepently. Good quality and customer satisfaction have the highest priority in our company.

News 02/01/2024: The Grieb family is retiring and is pleased to present a successor.
The Grieb Technical Bureau has handed over business operations to Sebastian Zimmermann (ZIMSOTEC) as of 1 January 2024. Mr Zimmermann shares the company philosophy and promotes the high quality standards of the level indicators.
Fortunately, all employees, customer and supplier contracts will be transferred to the new company.

In future, the FMN and FMK level indicators will be marketed under the manufacturer name ZIMSOTEC. The supply of FMK and FMN spare parts for the following manufacturers will continue to be ensured:

• Technical Bureau Grieb (Germany)
• Emil Niethammer GmbH (Germany)