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Top 10 Internal Communications Software Companies (November 2026)

As of November 2026, Latka tracks 611 internal communications software companies. They have combined revenues of $6.1B and employ 33.4K people. They have raised $1.7B and serve 65.6M customers combined.

Every company below sells internal communications software to other businesses and is ranked by its most recent annual revenue. Revenue, funding, headcount and customer figures come from CEO interviews on the Latka podcast, public company filings, and Latka estimates where a company has not disclosed a number.

What Internal Communications Software Companies do

Internal communications software enables organizations to streamline communication across various teams and departments. It consists of platforms and tools designed to share information, engage employees, and enhance collaboration in real-time. Typical features include instant messaging, video conferencing, file sharing, and employee feedback mechanisms, which collectively facilitate a cohesive work environment. The primary use cases for internal communications software involve improving team engagement, aligning goals, and disseminating crucial information. These software solutions often cater to a diverse range of buyer personas, including human resources personnel tasked with employee engagement, IT departments needing secure communication channels, and management teams focused on enhancing team productivity and culture.

Companies
611
Revenue
$6.1B
Funding
$1.7B
Employees
33.4K

Filters

Sorting: Highest -> Lowest

Filters

Top Internal Communications Software Companies by revenue

Showing 10 of 611 companies ranked by annual revenue.

1Café logo
Café

Paris, France

Your Workplace Engagement Hub

Revenue
$1.4B
Year founded
2020
Team size
9.2K
2Workhuman logo
Workhuman

Framingham, Massachusetts, United States

social recognition and performance management software

Revenue
$1.2B
Customers
280
Year founded
1999
Funding
$139.6M
Team size
1K
Growth
1.77%
3Symphony AI logo
Symphony AI

Palo Alto, New York, United States

a leading provider of secure cloud-based communication and collaboration solutions for the enterprise

Revenue
$500M
Customers
5.5K
Year founded
2017
Funding
$20M
Team size
2.3K
4Staffbase logo
Staffbase

Chemnitz, Saxony, Germany

Staffbase is the fastest growing employee communications cloud, equipping many of the world’s leading companies with solutions to inspire every employee with motivating communication. With almost 3,000 customers, Staffbase helps organizations such as Adidas, Alaska Airlines, Audi, Blue Apron, DHL, and Whataburger to inspire their people to achieve great things together. Staffbase connects companies with their employees through a branded employee app, intranet, email, SMS, digital signage, and Microsoft 365 integrations, all of which can be managed through a single platform. In 2023, Staffbase was named a leader in the 2023 Gartner® Magic Quadrant™ for Intranet Packaged Solutions. Staffbase has also received the 2024 Choice Award for Intranet and Employee Experience Platforms from ClearBox. Headquartered in Chemnitz, Germany, Staffbase has offices worldwide, including New York City, London, Berlin, Sydney, and Vancouver. Please visit staffbase.com for more information.

Revenue
$193M
Year founded
2014
Funding
$283M
Team size
941
5Vosyn logo
Vosyn

Etobicoke, Ontario, Canada

Vosyn offers real-time localization and authentic communication, leveraging AI-driven solutions to break language barriers.

Revenue
$118M
Year founded
2023
Team size
707
6Firstup logo
Firstup

San Francisco, California, United States

world’s first intelligent communication platform

Revenue
$100M
Customers
1K
Year founded
2010
Funding
$114.8M
Team size
373
7Willdix logo
Willdix

Tallinn, Estonia

The First Sales-Oriented Unified Communications Solution Your communications system can either boost your revenue or create bottlenecks that slow your business down. Turn it into the core of your operations and grow your business, all while saving time and maintaining total security. All in complete comfort, right from your browser. HOW CAN SMALL AND MEDIUM BUSINESSES INCREASE THEIR PRODUCTIVITY? It doesn’t take hours and hours of overtime. By choosing the right UC&C system, companies can improve communications and significantly increase productivity. Since 2005, Wildix has been helping companies grow their businesses through UC&C, by creating the first web-based VoIP PBX UC&C system. The first 100% secure, easy-to-use, professional web-based UC&C system. Wildix is for companies that want to increase their productivity with a secure-by-design tool. 👉 more business: +52% increase in web sales 👉 better efficiency: 25% time saved on everyday operations 👉 100% security Wildix brings value to companies around the world, with offices in Europe and the United States. The Center for Research and Development in Odessa, Ukraine has been in operation since 2007, deploying and supporting products. Only Wildix helps companies grow with 100% secure products that put the latest technology at their service. #Wildix #unifiedcommunications

Revenue
$100M
Year founded
2005
Team size
319
8Advantage Club AI logo
Advantage Club AI

San Francisco, California, United States

Advantage Club is a global HR-Tech player providing Corporate Employee Experience and R&R Platform for enhancing employee productivity and employee engagement. It delivers an AI-driven platform for driving employee engagement with features like rewards, recognition, and community building.

Revenue
$76.4M
Year founded
2016
Team size
285
9Swile logo
Swile

Paris, France

We're on a mission to make work more fulfilling by adding joy to your daily activities. With Swile, celebrate big wins, enjoy meals with colleagues, and use hassle-free employee benefits to keep everyone smiling. Our all-in-one Swile Card handles all your benefits and works seamlessly with mobile payments, while our app boosts team spirit and our gamified surveys drive positive changes at work. Start enjoying every workday with Swile.

Revenue
$70M
Year founded
2018
Funding
$330.8M
Team size
732
10QTrade logo
QTrade

Shenzhen, Guangdong, China

Developer of instant messaging tools designed to provide professional community and trading platform for Finance industry. The company's platform provide financial practitioners with various solutions such as transaction communication, AI information processing, and institutional risk control compliance management.

Revenue
$65M
Year founded
2016
Team size
8

Frequently asked questions about Internal Communications Software Companies

How many internal communications software companies are there?

Latka tracks 611 internal communications software companies with reported revenue. Together they generate $6.1B in annual revenue and employ 33.4K people.

Which internal communications software company is the largest?

Café is the largest, with $1.4B in annual revenue, founded in 2020.

How much revenue does a typical internal communications software company make?

The average internal communications software company in this list makes $10M a year, across 611 companies with reported revenue. They serve 65.6M customers combined.

Who are the leading Internal Communications software vendors?

Ranked by annual revenue, the leaders are Café, Workhuman, Symphony AI, Staffbase and Vosyn.

How much funding have internal communications software companies raised?

The 611 internal communications software companies tracked here have raised $1.7B in disclosed funding between them.

Related Collaboration & Productivity Software categories

Inclusion Criteria

- Provides tools for real-time messaging and collaboration - Allows for document sharing and management among team members - Includes features for tracking employee engagement and feedback - Facilitates integration with other workplace tools and software - Not just focused on external communication; must address internal communication needs