Gary S. Katz, the owner of Mac M.D. Inc., is an Apple Certified Help Desk Specialist (ACHDS), an Apple Certified Support Professional (ACSP), an Apple Certified Associate (ACA) and a member of the Apple Consultants Network (ACN).

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Gary has been working with the Macintosh computer for over 40 years, helping clients get the most out of their computer investments.

Before the Macintosh was introduced in 1984, Gary worked extensively with the LISA, Apple II and IBM PC computers in the areas of sales, support, training, system installation and consulting.

Gary specializes in Macintosh/iOS software support, diagnostics and consulting and has worked with companies ranging in size from 1 to over 75 Macs in mixed operating system environments. Clients include digital and traditional photographers, graphic designers, advertising agencies, web designers, writers, home users, and mobile clients on the go.