Atop Technologies - Atop, founded over 25 years ago in Taiwan, designs, customizes, and manufactures industrial networking equipment and pick-to-light systems. Atop specializes in Industrial Automation products such as Industrial Ethernet Switches, Specialized switches for Power/Railway industries, Fieldbus (Modbus) Gateways, Wireless Servers and Gateways, Media Convertors, and Serial Device Servers.