How many employees does Slack have?

Slack Technologies, Inc. has approximately 1,761 total employees worldwide as of June 2026, according to Revelio Labs workforce intelligence data. Slack’s total headcount has declined 17.4% from 2,132 employees in 2023 to 1,761 in 2026.

Data source: Revelio LabsCoverage: Global workforce, 2023–2026Published August 2026

Is Slack hiring right now?

Yes, Slack is actively hiring. Slack had 43 active job postings in 2026, a 76.3% decline from 2025 — see job openings & hiring trends.

About Slack’s Workforce

Slack Technologies, Inc. is an Information Technology Services company that employs 1,761 people worldwide as of June 2026. It is the 11th-largest by headcount among its peers. Founded in 2009, the company is headquartered in San Francisco, California.

Slack's workforce has declined 17.4% from 2023 to 2026, down 0.1% year over year in 2026. It fell to a low of 1,743 in 2025 Q4 before recovering. Its workforce is concentrated most in North America (76.4%), followed by Northern Europe (7.3%) and South Asia (5.6%).

Slack's functional groups are Engineering (47.0%), Finance and Operations (33.0%), and Sales and Marketing (20.0%), with Sales and Marketing growing fastest (up 4.2%). The average salary is $180,749, ranging from a median of $194,000 in North America to $37,000 in South Asia, up 0.8% year over year in 2026.

Slack's active job postings fell 76.3% in 2026 to 43, with new postings per month cooling from 256 in 2023 to 41 in 2026. Overall employee sentiment is neutral but improving.

Sourced from Revelio Labs workforce data.

Headquarters
San Francisco, California
Founded
2009
Industry
Information Technology Services
Employees
1,761
YoY
-0.1% (-1)

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Slack Annual Employee Count (2023-2026)

Interactive chart of Slack annual worldwide employee count from 2023 to 2026.
  • Slack had 1,761 employees in 2026, a 0.1% decline (-1) from 2025.
  • Slack had 1,743 employees in 2025, a 6.4% decline (-120) from 2024.
  • Slack had 1,863 employees in 2024, a 11.7% decline (-248) from 2023.
  • Slack had 2,111 employees in 2023, a 19.2% decline (-502) from 2022.

Slack's total workforce has grown from 1,743 employees in 2025 to 1,761 in 2026. Slack's headcount peaked at 2,132 in 2023 before declining in 2025 and recovering through 2026.

Slack Technologies, Inc. quarterly employee count

YearQtrEmployeesYoY ChangeYoY %
2026Q21,761-1-0.1%
2026Q11,747-40-2.2%
2025Q41,743-120-6.4%
2025Q31,751-159-8.3%
2025Q21,762-227-11.4%
2025Q11,787-246-12.1%
2024Q41,863-248-11.7%
2024Q31,910-222-10.4%
2024Q21,989-241-10.8%
2024Q12,033-351-14.7%
2023Q42,111-502-19.2%
2023Q32,132-506-19.2%

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Slack Employee Count by Region (2026)

North America accounts for the largest share of Slack's global workforce with approximately 76% of total employees, followed by Northern Europe and South Asia.

Slack employees by region

RegionEmployees% of Total
North America1,31976.4%
Northern Europe1257.3%
South Asia975.6%
Pacific Islands543.2%
Western Europe291.7%
East Asia261.5%
Central and Western Asia221.3%
Southern Europe150.8%
Southeast Asia140.8%
Sub-Saharan Africa120.7%

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Slack Employee Count by Department (2026)

Slack's employee groups are Engineering (47.0%), Finance and Operations (33.0%), and Sales and Marketing (20.0%).

Slack employees by department

DepartmentEmployees% of Total
Engineering82647.0%
Finance and Operations58033.0%
Sales and Marketing35220.0%

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Slack Employee Salary by Region (2026)

Slack's average employee salary is $180,749 globally. Employees in North America receive the highest compensation. Pay is lowest in South Asia, at a median of $37,000.

Slack median employee salary by region (USD)

RegionMedian Salary
North America$194,000
Central and Western Asia$139,000
Pacific Islands$135,000
Western Europe$131,000
Arab States$111,000
Northern Europe$111,000
Southern Europe$100,000
East Asia$80,000
Eastern Europe$62,000
South Asia$37,000
South America$34,000
Southeast Asia$12,000
Sub-Saharan Africa$10,000

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Slack Job Openings and Hiring Trends (2023-2026)

Interactive chart of Slack annual active job postings from 2023 to 2026.
  • Slack had 43 active job postings in 2026, a 76.3% decline (+4) from 2025.
  • Slack had 39 active job postings in 2025, a 131.3% decline (-149) from 2024.
  • Slack had 188 active job postings in 2024, a 8.7% decline (-17) from 2023.
  • Slack had 205 active job postings in 2023, a 53.9% increase from 2022.
  • Hiring velocity in 2026: 41 new roles/month, down from 86 in 2025 and 161 in 2024.

Slack's hiring is slowing: active job postings fell 76.3% in 2026 to 43, with new postings per month cooling from 256 in 2023 to 41 in 2026.

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Slack Employee Sentiment (2026)

Revelio Labs tracks employee sentiment across Slack's workforce based on public professional data. Overall sentiment is neutral and has improved year over year in 2026.

Overall

NegativePositive

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Frequently Asked Questions About Slack

How fast is Slack growing?
In 2026, Slack's headcount shrank 0.1% to 1,761 employees, down from 1,762 in 2025.
See the full headcount history
Where are Slack employees located?
Most Slack employees are based in North America (76.4% of headcount), followed by Northern Europe and South Asia.
Explore where the workforce is based
How many people work at Slack in North America?
About 1,319 people work at Slack in North America, its largest region.
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What is the average salary at Slack?
The average employee salary at Slack is approximately $180.7k per year.
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How many new job postings does Slack open per year?
Through Q2 2026, Slack opened 247 new job postings. In 2025, Slack opened 1,034 new job postings — about 86 per month.
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When was Slack founded and where is it headquartered?
Slack was founded in 2009 and is headquartered in San Francisco, California.
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