The Apple + Amperity Partnership
Apple and Amperity have an active Technology Partnership according to amperity.com. There are 345 companies in the Apple partner ecosystem and 144 companies in the Amperity partner ecosystem.
9 companies exist in both ecosystems, representing 3% of the Apple parther ecosystem and 6% of the Amperity partner ecosystem. Salesforce and Adobe are the largest companies that exist in both ecosystems.