John Hallmark Email & Phone Number
Principal @ EY
5 free lookup(s). No credit card required.
If you need more lookups,
subscriptions start at $34 USD/month.
John Hallmark Location
- Washington, DC, US
John Hallmark Work
- 2019 -now Principal @
- 2011 -now Director, Office of Public Policy @
- 2009 -2011 Managing Director – Federal Government Relations @
- 2003 -2009 Legislative Staff @
John Hallmark Education
- Harvard Business School Executive Education
Leadership Program
2017-2017 - Georgetown University Law Center
Doctor of Law - JD (Law)
2008-2011 - Georgetown University
Bachelor of Arts - BA (Political Science and Government)
1999-2003
John Hallmark Summary
- John Hallmark, based in Washington, DC, US, is currently a Principal at EY. John Hallmark brings experience from previous roles at EY, SIFMA and United States Senate. John Hallmark holds a 2017 - 2017 Leadership Program @ Harvard Business School Executive Education. John Hallmark has 4 emails and 2 mobile phone numbers on RocketReach.
Looking for a different John Hallmark?
Find contact details for 700 million professionals.
Others Named John Hallmark
John Hallmark
Assurance Partner
Pearland, TX, US
John Hallmark
Controller
Conroe, TX, US
John Hallmark
Field Service Technician
Victoria, TX, US
Jack Hallmark
Healthcare Leader and Consultant
San Diego, CA, US
John Hallmark
President and Chief Operations Officer
Plano, TX, US
Top EY Employees
Kate MacKie
Chief Marketing Strategy and Operations Officer
United Kingdom
Kevin Brennan
Senior Vice President
Vancouver, BC, CA
Sarah Alspach
Chief Marketing Officer EMEIA
London, GB
Laura Mair
Managing Partner, Tax and Law, UK and Ireland
United Kingdom
Garima Bangar
Vice President
Delhi, India
Rob Heron
Managing Partner
Belfast, GB
Karen Jackson
CFO - Growth and Innovation
London, GB
Jonathan Fiod
Chief Operating Officer
Belfast, GB
G2 Crowd Trusted
300K+ Plugin Users
© 2026 RocketReach.co