Insights

Salesforce Cross Sell Leverage Slack's native integration with Salesforce Customer 360 to upsell Slack across large Salesforce customers, expanding usage into sales, service, and marketing by highlighting earned productivity gains from no-code automation and seamless knowledge sharing.

Docusign App Synergy Capitalize on the new Docusign Slack app to target legal, procurement, and contract teams with an integrated workflow that brings agreement insights and automation into Slack, complemented by Salesforce data to accelerate approvals and action.

AI Sentiment Analytics Position Slack's AI capabilities as an employee experience and governance tool, offering sentiment analytics and issue surfacing to HR and executive teams while ensuring privacy controls, creating opportunities for enterprise-wide adoption.

Vertical Industry Play Develop industry-specific workflows and templates that pair Slack, automation, and Salesforce data for sectors such as beauty, healthcare, and manufacturing, delivering faster onboarding and repeatable value for target accounts.

Automation Adoption Growth Promote Slack as a scalable no-code automation platform that empowers non-technical teams to automate routine processes, pursue mid-market and enterprise deals, and tap into co-sell opportunities with Salesforce and app partners.

Slack Tech Stack

Slack uses 8 technology products and services including MATLAB, Amazon SageMaker, IBM Watson, and more. Explore Slack's tech stack below.

  • MATLAB
    Advanced Analytics And Data Science
  • Amazon SageMaker
    Development
  • IBM Watson
    IT Infrastructure
  • Logstash
    Logging
  • Swift
    Programming Languages
  • MITRE ATT&CK
    Security
  • Vuetify
    UI Frameworks
  • Adobe Creative Suite
    Visualisation Software

Media & News

Slack's Email Address Formats

Slack uses at least 2 format(s):
Slack Email FormatsExamplePercentage
FLast@slack-corp.comJDoe@slack-corp.com
87%
FirstLast@slack-corp.comJohnDoe@slack-corp.com
6%
First.Last@slack-corp.comJohn.Doe@slack-corp.com
5%
First@slack-corp.comJohn@slack-corp.com
2%
Last@slack.comDoe@slack.com
51%
First.Last@slack.comJohn.Doe@slack.com
23%
First@slack.comJohn@slack.com
17%
LF@slack.comDJ@slack.com
9%

Frequently Asked Questions

Where is Slack's headquarters located?

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Slack's main headquarters is located at 500 Howard Street San Francisco, California United States. The company has employees across 6 continents, including North AmericaEuropeAsia.

What is Slack's phone number?

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You can contact Slack's main corporate office by phone at . For more prospecting data, LeadIQ has access to up-to-date and accurate contact information within our platform. Find, capture, and sync contact data to your CRM and sales tools in one click.

What is Slack's stock symbol?

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Slack is a publicly traded company; the company's stock symbol is WORK.

What is Slack's official website and social media links?

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Slack's official website is slack.com and has social profiles on LinkedInCrunchbase.

What is Slack's SIC code NAICS code?

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Slack's SIC code is 4899 - Communications Services, Not Elsewhere Classified NAICS code is 5415 - Computer Systems Design and Related Services.

How many employees does Slack have currently?

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As of June 2026, Slack has approximately 3K employees across 6 continents, including North AmericaEuropeAsia. Key team members include Chief Strategy Officer (cso): J. T.Chief Operating Officer: S. W.Chief Nursing Officer: A. C.. Explore Slack's employee directory with LeadIQ.

What industry does Slack belong to?

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Slack operates in the Technology, Information and Internet industry.

What technology does Slack use?

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Slack's tech stack includes MATLABAmazon SageMakerIBM WatsonLogstashSwiftMITRE ATT&CKVuetifyAdobe Creative Suite.

What is Slack's email format?

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Slack's email format typically follows the pattern of FLast@slack-corp.com. Find more Slack email formats with LeadIQ.

Slack

Technology, Information and InternetCalifornia, United States1001-5000 Employees

Slack is a collaboration and productivity platform used by organizations to simplify everyday work, boost efficiency, and keep teams aligned as work moves forward. It supports no‑code automation, makes search and knowledge sharing straightforward, and helps keep colleagues connected throughout the course of projects. As part of Salesforce, Slack is integrated into Salesforce Customer 360, extending its reach across sales, service, and marketing teams. 

Based in San Francisco, Slack operates within the technology, information and internet sector and employs thousands of people. Its customer base comprises businesses seeking to streamline communication and workflows to improve performance through connected collaboration. A recent development noted in the news is DocuSign launching an app for Slack that brings agreement insights and automated workflows into Slack conversations, illustrating Slack’s role within a broader enterprise ecosystem.

Section iconCompany Overview

Headquarters
500 Howard Street San Francisco, California United States
Phone number
Website
slack.com
SIC Code
4899 - Communications Services, Not Elsewhere Classified
Stock Symbol
WORK
NAICS Code
5415 - Computer Systems Design and Related Services
Employees
1001-5000

Section iconFunding & Financials

  • $1B$10B

    Slack's revenue is estimated to be in the range of $1B$10B

Section iconFunding & Financials

  • $1B$10B

    Slack's revenue is estimated to be in the range of $1B$10B

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