Reichle & De-Massari | 28,465 followers on LinkedIn. Connectivity that matters | Reichle & De-Massari AG (R&M) is an independent Swiss family-owned business with more than 60 years of experience in the information and communications technology markets. R&M offers infrastructure solutions for local area networks, (LAN), public networks and data centers. With its vision of unlimited connectivity, R&M offers reliable network infrastructures that connect people and enterprises all over the world.