Michael “Jim” Delligatti, the McDonald’s franchisee credited with inventing the bestselling Big Mac almost five decades ago, has died at the age of 98.
Delligatti headed M&J Management, the family business he founded in 1968, which now spans four generations. The family business employees 1,000 staff and owns and operates 18 McDonald’s restaurants in western Pennsylvania, earning an estimated $45.5 million in annual revenue.