John Hall

John Hall is the co-founder and president of Calendar, a leading scheduling and productivity app that will change how we manage and invest our time.

John Hall is the co-founder and president of Calendar, a leading scheduling and productivity app that he’s convinced will change how we manage and invest our time. He authored the best-selling book “Top of Mind,” published by McGraw-Hill. John was a recipient of the EY Entrepreneur of the Year Award for Best Emerging Company and was recognized as one of the Business Journals’ Top 100 Visionaries. John has been called a top “sales speaker”, “marketing speaker” and “motivational guest speaker” that people should pay attention to.