# Slack

Slack is a cloud-based communication and collaboration platform for teams. It allows users to exchange messages, share files, and integrate with various business tools and services. Slack is commonly used across various industries, from tech startups to large enterprises.

**Headquarters:** San Francisco, California, United States
**Founded:** 2009
**Employees:** ~3,001
**Founder:** Cal Henderson, Eric Costello, Serguei Mourachov, Stewart Butterfield
**Website:** https://slack.com
**Focus areas:** Collaboration, Enterprise Software, Messaging, Productivity Tools, SaaS
**Open positions:** 0

[View all jobs at Slack](https://zerogtalent.com/frontier-companies/slack)

---
*Source: [Zero G Talent](https://zerogtalent.com), the job board for space, defense, AI, robotics and frontier-tech companies.*