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Top 21 WAN Optimization Software SaaS Companies in May 2026

As of May 2026, there are 21 SaaS companies in WAN Optimization Software. They have combined revenues of $353.2M and employ 2.8K people. They have raised $1.9B and serve 24.9K customers combined.

WAN Optimization Software encompasses tools and technologies designed to improve the efficiency and speed of data transmission across wide area networks (WANs). These solutions address common network issues such as latency, packet loss, and congestion, enabling organizations to ensure smoother and faster communication between dispersed locations. Primary use cases include enhancing the performance of critical applications, supporting remote workforce connectivity, and optimizing cloud service accessibility. Typical features of WAN optimization software include data deduplication, compression, and traffic management, which prioritize essential network traffic and reduce the overall data load. Common buyer personas include IT managers, network administrators, and operations teams who seek to enhance network performance and reliability in environments with distributed architectures, such as enterprises with multiple branch offices or global operations.

Companies
21
Revenue
$353.2M
Funding
$1.9B
Employees
2.8K

Filters

Sorting: Highest -> Lowest

Filters
Revenue
All<$1M$1M-$5M$5M-$10M$10M-$100M$100M+
Funding (Locked)Growth (Locked)Team-Size (Locked)

Top WAN Optimization Software Companies

Showing 10 of 4 companies ranked by annual revenue.

1
Opanga Networks

Seattle, Washington, United States

Provider of a platform designed to offer material network performance improvements services. The company's platform provides analysis which are measured by root metrics, ookla, has several deployment options depending on network topography and offer unlimited data plans unleash video, exasperating the capacity expenditure challenge, enabling businesses to embrace innovation for rapid improvement in cost structure performance.

Revenue
$4.7M
Customers
-
Year founded
2010
Funding
-
Team size
38
Growth
180.89%
2
Dualog

Oslo, Norway

Provider of maritime digital platform designed to ensure that internet, email and cloud services work reliably and securely onboard. The company's maritime digital platform offers to streamline operations, optimize bandwidth, initiate remote access, accelerate Web processes and provides security, enabling marine operators to have optimized IT services and tools needed for efficient management of vessels.

Revenue
$3.8M
Customers
4K
Year founded
1994
Funding
-
Team size
76
Growth
68.98%
3
flexiWAN

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

Revenue
$2.9M
Customers
-
Year founded
2018
Funding
-
Team size
18
Growth
68.6%
4
AppEx Networks

Milpitas, California, United States

Developer of acceleration products for web, mobile and cloud applications. The company offers web performance optimization and develops learning based acceleration products.

Revenue
$1.7M
Customers
1K
Year founded
2007
Funding
-
Team size
42
Growth
26.5%

Inclusion Criteria

- Must improve data transmission efficiency across wide area networks - Should offer features such as data deduplication, compression, and traffic prioritization - Must address issues like latency, packet loss, and network congestion - Should support various application types, including cloud services and remote desktop solutions - Not just a basic encryption tool; must also provide advanced traffic management capabilities