M&A Identity Integration: Merging Multiple Identity Providers After Acquisition

The deal closes on Friday. By Monday, people from both companies need to access shared resources, join Teams meetings, and reach each other’s internal tools. Meanwhile, Company A runs Okta, Company B runs Entra ID, and nobody planned for this during due diligence. This scenario plays out constantly in enterprise IT. Identity consolidation after M&A is consistently ranked as one of the top integration challenges, yet it rarely gets adequate attention before the deal closes. ...

Feb 05, 2026 · 6 min · 1173 words · IAMDevBox