Slack Revenue and Competitors

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Total Funding

Estimated Revenue & Valuation

  • Slack's estimated annual revenue is currently $792.7M per year.(i)
  • Slack's estimated revenue per employee is $207,350
  • Slack's total funding is $1.4B.

Employee Data

  • Slack has 3823 Employees.(i)
  • Slack grew their employee count by 31% last year.
Competitor NameRevenueNumber of EmployeesEmployee GrowthTotal FundingValuation

Slack has transformed business communication. It's the leading channel-based messaging platform, used by millions to align their teams, unify their systems, and drive their businesses forward. Only Slack offers a secure, enterprise-grade environment that can scale with the largest companies in the world. It is a new layer of the business technology stack where people can work together more effectively, connect all their other software tools and services, and find the information they need to do their best work. Slack is where work happens. Ensuring a diverse and inclusive workplace where we learn from each other is core to Slack's values. We welcome people of different backgrounds, experiences, abilities and perspectives. We are an equal opportunity employer and a pleasant and supportive place to work. Come do the best work of your life here at Slack.



Total Funding


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Revenue (est)


Employee Growth %





Slack News

2022-04-20 - Wanda Brotherton Slack

Wanda Brotherton Slack of Fort Oglethorpe, Georgia, died on Thursday, April 21, 2022, at a hospital located in Texas surrounded by family.

2022-04-19 - Here Are Some Slack Alternatives To Consider For Your Workspace

Microsoft Teams. microsoft teams slack alternative Image: Microsoft. 'Teams' is Microsoft's collaboration software that has become insanely...

2022-04-17 - Using Slack Channels: How to Organize Your Conversations on Slack

Slack (now part of Salesforce) is an excellent tool for organizing conversations with your team. You can create different channels to keep...

2021-11-16 - Slack wants to make it easier to build workflows with developer building blocks

Slack has always differentiated itself as a communications tool by its ability to run applications inside of Slack and avoid dreaded context switching. At the Frontiers Conference today, the company is announcing a twist on app integrations with new building blocks — components that developers c ...

2021-11-16 - Devs: Keep calm and automate on

Presented by Slack The next big digital transformation is here; it’s time we lean into low code and automation to make work more efficient and productive for the developers who are on the front lines of digital transformation. We hear it all the time these days: The burnout is real, and it’s a ...

Company NameRevenueNumber of EmployeesEmployee GrowthTotal Funding