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NOS SGPS S.A. is a telecommunications and media company based in Lisbon, Portugal. It provides a variety of services, including mobile and fixed-line telecommunications, broadband internet, and subscription television. The company was formed in 2013 through the merger of Zon Multimédia and Optimus, and it now serves as a key player in the Portuguese telecom market. NOS also operates in the media sector, producing and distributing audiovisual content through various channels. The company has a strong presence throughout Portugal, leveraging its infrastructure to offer comprehensive communication solutions to both individual and corporate clients. NOS differentiates itself through its integrated service offerings and a focus on innovation in digital and media services.

Arista Networks is a networking equipment provider that primarily sells Ethernet switches and software to data centers. Its marquee product is its extensible operating system that runs a single image across every single one of its devices. The firm operates as one reportable segment. It has steadily gained market share since its founding in 2004, with a focus on high-speed applications. Arista counts Microsoft and Meta Platforms as its largest customers and derives roughly three-fourths of its sales from North America.