SEO URLwww.firestrike.ai/deals/21b-greenfire-strategy-acquisition-2026
acquisitionAnnounced · May 13, 2026B2B marketingSource · Community DiscussionsArticle · Factual
Greenfire Strategy acquires 21b
David Najork · Founding Software Engineer
Announced · Updated · 1 min read
Deal value
—
Target
21b
Acquirer
Greenfire Strategy
Full Acquisition
Status
Completed
Greenfire Strategy agreed to acquire 21b. Reported deal value: Undisclosed. Status: Completed. Sector: B2B marketing. Target headquarters context: United States.
This page summarizes publicly available information about the transaction as of 2026-05-13. Figures and status may change as filings and press coverage update.
Greenfire Strategy expands capabilities by acquiring 21b Consulting , enhancing HubSpot implementation and revenue operations
Deal timeline
Announced
May 13, 2026 · demandgenreport.com
Additional milestones (proxy, vote, close) appear as filings and press updates are indexed.
Sector context
This transaction is classified in B2B marketing. Figures and status may change as sources update.
Sources: demandgenreport.com · Primary article · FireStrike proprietary index