John: Email & Phone Number

Senior Lecturer in Business Administration; Co-Chair, Public Education Leadership Project (PELP) at Harvard Business School|Newton Centre, Massachusetts, United States

Position:

Senior Lecturer in Business Administration; Co-Chair, Public Education Leadership Project (PELP) at Harvard Business School

Location:

Newton Centre, Massachusetts, United States

View John's Email

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Last updated: 2026-06-29

Updated: 2026-06-29

Found email addresses for John:

Business emails:

*.*@pg.com,

j**n@osmosis.org,

j**m@linkshare.com

Personal emails:

j***********m@gmail.com,

j**n@hbs.edu,

j**m@hbs.edu

Found phones for John:

+1-323-***-**07,

+1-623-***-**19,

+1-870-***-**00

A different John?

Work Experience 38 years

Senior Lecturer in Business Administration; Co-Chair, Public Education Leadership Project (PELP) at Harvard Business School

Jul 2011 - Current

Founder and Chief Executive Officer at District Management Group

Jan 2004 - Current

Senior Advisor at Gnowbe

Jun 2017 - Current

Senior Advisor at McKinsey & Company

Dec 2020 - Dec 2023

Senior Advisor at Osmosis.org from Elsevier

Jun 2016 - Nov 2019

Board Member at Rakuten Advertising

Jan 2005 - Feb 2010

President and CEO at Rakuten International

Jan 2005 - Jan 2008

Executive Vice President at Rakuten

Jan 2005 - Jan 2008

Associate at McKinsey & Company

Jan 1993 - Jan 1995

Business Analyst at McKinsey & Company

Jan 1988 - Jan 1990

John started working in 1988, then the employee has changed 7 companies and 7 jobs. On average, John works for one company for 6 years 10 months.

Their professional focus is Affiliate Marketing, Change Management, and Corporate Development across 3 core areas.

Education

MBA at Harvard Business School

BA at Harvard University

Frequently Asked Questions

What is John's email address?

SignalHire found verified email addresses for John, both business and personal. Their business email is *.*@pg.com, and personal emails include j***********m@gmail.com, j**n@hbs.edu, and j**m@hbs.edu.

What is John's phone number?

SignalHire found multiple verified phone numbers for John: +1-323-***-**07, +1-623-***-**19, and +1-870-***-**00.

How do I contact John at Harvard Business School?

You can reach John through SignalHire by unlocking their verified email and direct phone number (free signup, no credit card needed). SignalHire is the fastest route if you need their contact details immediately.

What is John's professional background?

John has 38 years of professional experience. They have held roles including Founder and Chief Executive Officer, Senior Advisor, and Senior Advisor at companies such as District Management Group, Gnowbe, and McKinsey & Company. Their education includes MBA from Harvard Business School, and BA from Harvard University.

Is John's contact information up to date?

Yes. John's SignalHire profile was last updated on 29 June 2026, reflecting their current position as Senior Lecturer in Business Administration; Co-Chair, Public Education Leadership Project (PELP) at Harvard Business School in Boston, MA, United States.

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