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INTEGRA Metering

Your partner for measuring systems.

Based in Therwil, Integra Metering has been developing and producing high-quality water and thermal energy meters for utilities, municipalities, property management companies and building operators all over the world since 1928. 

Our products and services contribute to the careful use of energy and water. Today, we focus our knowledge and expertise on developing forward-looking IoT solutions for smart metering and smart cities.

Signet - Integra Metering AG

Our History

  • 1928: Aquametro Ltd. is founded in Basel
  • 1964: Inauguration of the newly built production facility in Therwil
  • 1986: Recognition of the Aquametro testing laboratory as a Swiss calibration laboratory
  • 1988: Aquametro Messtechnik GmbH is founded in Germany
  • 1993: ISO 9001 - first certification of the company
  • 1997: Accreditation of the testing laboratory according to EN45000 (water, heat, oil)
  • 2002: Relocation of the headquarters of Aquametro Messtechnik GmbH from Berlin to Bremen
  • 2008: ISO 14001:2004 and OHSAS 18001:2007 - initial certification
  • 2009: Foundation of Aquametro (S.E.A.) Pte Ltd in Singapore.
  • 2012: Foundation of the Aquametro Representative Office in Dubai (UAE). Foundation of Aquametro ME JLT in Dubai, today's Integra Metering AG DMCC
  • 2016: Participation in the start-up Yzatec SAS in Toulouse (France)
  • 2017: Carve-out of the Oil and Marine business into the new Aquametro Oil & Marine Group. Merger of Aquametro AG with Yzatec SAS and renaming to Integra Metering AG. Establishment of the Swiss subsidiary Aquametro AG.
  • 2023: Harmonisation and rebranding within the Integra Metering Group: Aquametro and bill24 AG become Integra Metering AG in Switzerland, Aquametro Messtechnik GmbH becomes Integra Metering GmbH in Germany.

Our Product Portfolio

  • Cold and hot water ultrasonic and magnetic inductive meters as well as single-jet, multi-jet and large water meters
  • Energy measuring points with mechanical or static flow meters
  • Multifunctional heat and cold calculators, temperature sensors
  • Data loggers and data centres, receivers, gateways and converters
  • System modules and software
  • Data management: Systems for automatic meter reading, mobile device for manual reading and drive-by radio reading, meter reading via fixed network, web application for visualisation and management of meter data
INTEGRA Metering - Productimage


The awareness for the variety of specific requirements, which Integra Metering encounters throughout the world – whether technologically, ecologically, culturally or businesswise – defines the company’s way of doing business. Its closeness to the market is based on its constant readiness to break new ground in its quest for optimum solutions. The experience and skills the company has gained in this way are adopted in its daily work by its operatives in Switzerland as well as the representatives throughout the world.

INTEGRA Metering - Productimage


Water supply companies, residential/business construction, public and industrial buildings/systems, industry and process companies, heat/combined heat and power plants, solar, heating, cooling and air-conditioning systems, boilers and industrial furnaces.

Key Figures

  • Integra Metering currently employs 245 people.
  • Operating revenues 2023: CHF 48.7 Mio.