Founded in 1893 by Raphael Chauvin and Rene Arnoux in Paris, France, Chauvin Arnoux Group is a European leader in electrical and physical measurement instruments. Headquartered in Asnieres-sur-Seine, it operates through brands such as Chauvin Arnoux, Metrix, and Multimetrix, offering portable (e.g., multimeters, oscilloscopes) and fixed (e.g., power quality analyzers) measurement tools. With around 1,000 employees and 10 subsidiaries across Europe, China, the US, and the Middle East, it serves industries such as automotive, aerospace, energy, and education. The group invests around 11% of revenue in R&D, with six centres in France, Austria, and the US, and manufactures 90% of its products in Normandy and Lyon. Recent innovations include the C.A 6652 EVSE adapter and PEL 110 energy loggers with Wi-Fi connectivity. Certified to ISO 9001 and ISO 14001, it emphasises safety, sustainability, and Industry 4.0 solutions.