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Slack

Slack

slack.com

slack.com
San Francisco, California, United States
1001-5000 employees
902610000 revenue

About Slack

enterprise software, unified communication, software, information technology, enterprises, computer software, information technology & services, b2b

Slack's Tech Stack

Email

Gmail

Social

YouTube

Backend

Apache Apache
22 technologies detected · 40 decision makers · Emails available

Sales Outreach Angle

CRMs like Salesforce signal an active sales operation. Companies using Salesforce are strong targets for sales training, RevOps tools, data enrichment, and Salesforce integrations.

Slack's Position in the StackWho Database

  • • 53,147 companies in California are in the StackWho database.

Technology detection from public web signals. Decision-maker contacts compiled from LinkedIn public profiles, company filings, and verified outbound testing. Methodology & sources · Updated September 2026.

Frequently Asked Questions

What technology does Slack use?

Slack uses Route 53, Gmail, Google Apps, Zendesk, Amazon AWS, Mixpanel, and 16 more technologies. This data is sourced from StackWho's technology detection engine.

How do I contact the decision makers at Slack?

StackWho has verified email addresses for 40 decision makers at Slack. Pro members can access direct emails for the CEO, CTO, VP of Engineering, and other key contacts. Use StackWho to reach Slack directly for sales, recruiting, or partnerships.

Can I export Slack's contact data?

Yes. StackWho Pro members can export decision maker contact data for Slack and similar companies to CSV. Use the export feature to build targeted prospect lists segmented by technology stack, industry, or location.