Management Team SONOTEC

About us


SONOTEC was founded in the beginning of 1991 by the physicists Dr. Santer zur Horst-Meyer and Hans-Joachim Münch and has been owner-managed since then. Since April 2019, Manuela and Michael Münch strengthen the management team of the family business, Dr. Santer zur Horst-Meyer will still be available as an advisor.

With currently more than 170 employees, today we are a growing technology company established on the market as a provider of products and solutions using ultrasonic measurement technologies.

We offer products and solutions with ultrasound for:

Together with you, our client, we initially analyse your exact measurement and metering requirements. This enables us to develop optimized ultrasonic solutions to suit your precise needs. We produce high-precision and high-quality equipment at fair prices.

We are able to achieve this because of:

  • our highly-qualified employees in research & development, production and distribution 
  • our innovative products 
  • our customer-oriented working methods

Our story in 60 seconds

Our Business Units

Testing Devices for Preventive Maintenance

Preventive Maintenance

Under the brand name "SONAPHONE", we offer ultrasonic testing devices for leak detection and evaluation, condition monitoring tasks, steam trap testing and electrical inspections.



Testing Devices and Probes for Non-destructive Testing

Non-destructive Testing

Flaw detection, wall thickness measurement, air-coupled ultrasonic inspections and phased array testing - we handle all products and solutions regarding non-destructive testing.

Flow and Bubble Sensors for Non-invasive Fluid Monitoring

Non-invasive Fluid Monitoring

The business unit „Non-invasive Fluid Monitoring“ is your reliable partner for flow measurement, bubble detection, fill level monitoring and blood leak detection.

We are members of the following associations and networks