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Slack

HQ San Francisco, USFounded 2009private otherWebsite @SlackHQ
Composite score
52.5
rank #9 · cuts

#9 Cut. Headcount down 3% over the last 90 days.

Watch Slack · One email when its rank, headcount or news changes. Mondays, only when something moved.
Head-to-headvs Granola →vs Linear →vs Notion →vs Otter.ai →
Headcount
2.5k
-2.4%
90d change
-3.3%
Funding events (90d)
0
Layoff events (90d)
0

headcount + trends: LinkedIn-tracked weekly series · funding & layoff counts: through Jul 2026 (frozen) + live news extraction

Signals

source: PDL v25
Inferred revenue
$1B-$10B
PDL estimate
Revenue / employee
$2.2M
midpoint ÷ headcount
12-month turnover
15.1%
within typical band
Average tenure
3.5 yrs
long — sticky culture
Time since last raise
—
no rounds on record

Hiring flow · Slack

source: PDL v25

Headcount by role

12-month growth · PDL v25
Engineering
1,168
-2%
Sales
205
-13%
Operations
155
-5%
Product
136
-4%
Support
105
-20%
Marketing
103
-13%
Fulfillment
62
-14%
Analyst
51
-13%
Other
204
—

In the news

relevance ≥ 6 · last 180 days
  1. TechCrunch11d ago
    Zenzap raises $44M for its AI chat app that aims to replace WhatsApp in the workplace

    Slack mentioned as a competitor that Zenzap explicitly positions itself against for mobile-first workplace use cases.

  2. TechCrunchHeadline1mo ago
    Ando wants to take on Slack with a team messaging app that lets humans and agents work together

    Slack is named in headline and throughout as the incumbent messaging platform that Ando aims to displace with an AI-agent-native alternative.

  3. The VergeHeadline2mo ago
    Slack can now vibe-code interactive charts and reports inside chats

    Article announces Slack's new Slackforce Surfaces feature enabling AI-powered dashboard and report generation within chat.

  4. TechCrunchHeadline2mo ago
    Adobe is making its tools available in Slack

    Slack is central as the platform hosting Adobe's new integration and Slackbot; significant distribution partnership announced.

  5. The VergeHeadline2mo ago
    Slack is launching collaborative vibe-coding channels

    Article is entirely about Slack's new Code product launch featuring AI-assisted collaborative coding.

Machine-readablesignals RSSJSON APIAPI & MCP docs

Events

Layoff · 2.37% (78 roles)
Departures in 2023-04: 127 vs 6-mo baseline of 49 (2.59× spike). Derived from PDL.
4y ago
Layoff · 2.97% (102 roles)
Departures in 2023-03: 151 vs 6-mo baseline of 49 (3.08× spike). Derived from PDL.
4y ago

Score history

2026-10-19
52.5
rank #9
2026-10-12
49.6
rank #11
2026-10-05
50.8
rank #16
2026-09-28
35.8
rank #15
2026-09-21
32.5
rank #31
2026-09-14
29.5
rank #33
2026-09-07
30.5
rank #22
2026-08-31
33.7
rank #24
2026-08-24
34.6
rank #27
2026-08-17
36.5
rank #18
2026-08-10
17.5
rank #28
2026-08-03
20.1
rank #31