Drift is open about where they're sourcing the data. Well, openish. See eg https://gethelp.drift.com/hc/en-us/articles/360019504314-Clearbit-Integration http

Drift is open about where they're sourcing the data. Well, openish. See eg https://gethelp.drift.com/hc/en-us/articles/360019504314-Clearbit-Integration https://gethelp.drift.com/hc/en-us/articles/360019504314-Cle... Let me walk back that "too sleazy for Adobe" -- too sleazy for my guess for the $ on offer. The money probably is not large; maybe low to mid 6 figures tops. That type of money probably can't even get you a callback from a BD person at Adobe; they don't get out of bed for under a million dollars.