The Apple + Adobe Partnership
Apple and Adobe have an active Channel Partnership according to adobedealreg.secure.force.com. There are 339 companies in the Apple partner ecosystem and 2,685 companies in the Adobe partner ecosystem.
76 companies exist in both ecosystems, representing 22% of the Apple parther ecosystem and 3% of the Adobe partner ecosystem. Salesforce and Xero are the largest companies that exist in both ecosystems.