Guide

Selling company data when you close a business

Shuttered startups are turning old Slack and email archives into cash. Here's what's being paid.

Updated October 13, 20264 min readSources linked
Short answerYes, closing companies can sell internal data to AI labs. SimpleClosure processed 100 such deals in a year with payouts of $10,000–$100,000, and Cielo24 sold its Slack, email and Jira data for "hundreds of thousands of dollars" (Fast Company).

What's being bought

  • Slack and internal messaging
  • Email archives
  • Jira and other ticket systems
  • Docs and wikis

Buyers include AI labs and companies like AfterQuery, which builds simulated office environments for training AI agents (Fast Company).

Closing vs. operating: which pays more?

Closing companyOperating company
Typical dealOne-time archive saleLicense, possibly ongoing
Public price range$10K–$100K+$100K–$1M+
OwnershipOften transfersYou keep it
SourceFast Companymicro1

If you're still operating with 30+ employees, licensing usually pays more and lets you keep the data. Check your estimate.

Be careful with

  • Employee and customer personal information
  • Data subject to client contracts
  • Obligations in your wind-down or bankruptcy process

Frequently asked questions

Can I sell my company's Slack messages to AI companies?

Shuttered companies have done so. SimpleClosure reported 100 deals in a year paying $10K–$100K. Personal information must be handled carefully, and contracts may restrict some data.

Is it better to sell data while still operating?

Published payouts for operating companies ($100K–$1M+ at micro1) are higher than typical shutdown archive sales, and licensing lets you keep ownership.

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