Top 7 WAN Edge Infrastructure Software SaaS Companies in May 2026

United States

Backed by the Service Experience Promise, Open Systems simply and cost-effectively connects and secures hybrid environments and thus ensures your organization can meet business objectives. Open Systems uniquely focuses on a superior user experience when helping organizations reduce risk, improve efficiency, and accelerate innovation. The Open Systems SASE Experience delivers on the promise of ZTNA with a comprehensive, unified and easy-to-implement and use SASE platform that combines SD-WAN and Security Service Edge delivered as a Service. We provide 24x7 operational management and engineering support from assigned engineering teams and ensure affordable and predictable costs.

San Mateo, California, United States

Aryaka Networks is a software-defined wide-area network (SD-WAN) provider that offers cloud-based connectivity solutions for enterprise customers. The company's SD-WAN as a Service platform is designed to simplify and accelerate the deployment of WAN services, providing customers with fast and reliable connectivity to cloud and SaaS applications. Founded in 2009, Aryaka is headquartered in San Mateo, California, and has a global presence with offices in the Americas, Europe, and Asia-Pacific.

Bangalore, Karnataka, India

SD-WAN solutions provider

Raanana, Israel

Provider of a public cloud-based wide-area network services intended to improve connectivity and speed. The company leverages proprietary algorithms to direct traffic to the entry point for each end-user as well as accounts bandwidth, latency and geography to provide a real-time congestion map of internet, enabling enterprises to improve WAN, application and SaaS performance through a low-cost standard Internet connection.

Oslo, Norway

Celerway is a Norwegian technology company specializing in mobile-first, multi-WAN connectivity solutions designed for seamless, secure, and high-performance networking in dynamic environments. Founded in 2012 and headquartered in Oslo, Celerway develops both hardware and software that enable enterprises to maintain reliable internet access across multiple simultaneous wireless and wired connections.

Hod Hasharon, Hamerkaz, Israel

flexiWAN disrupts the SD-WAN market with its 3 world firsts for SD-WAN: First open source, first app store & first SaaS model

Totnes, United Kingdom

WAN- AI is a telecom SaaS company building software for the new software-centric/cloud-native network architectures. These include Next Generation Networks such as 5G/6G which have stringent performance requirements e.g., speeds that are 100X faster than 4G & delays that are less than 400X the blink of an eye. WAN- AI ...