Knud Bonde

Kamstrup A/S manufactures and markets electronic energy meters for the heating and electricity industries. The company's products include gauges, thermometers and ultrasonic flow meters for district heating applications and the process industry. It also manufactures products for automatic remote reading, remote meter reading and manual reading. It provides assistance for technical operation of software for data acquisition, system operation, managing equipment, on-site services, training, sample testing and meter calibration services. Kamstrup was founded in 1946 and is headquartered in Stilling, Denmark.

Kamstrup AB manufactures energy metering systems. The firm has two product lines, communication by radio and communication by power line carrier. Its customers include power distribution, energy, and real-estate companies. The company was founded in 1946 and is headquartered in Taby, Sweden.

Senea AB develops, markets, supplies, and supports systems for remote meter reading. The company has two product lines, communication by radio and communication by power line carrier. It offers service to the power distribution, energy, and real-estate companies. Senea is headquartered in Åkersberga, Sweden