AeroLeads people directory · profile
Mark Hancock Email & Phone Number
CEO and Founder
at
Build Advisory
1 work email found
@ey.com
16 phones found area 415, 256, 202, 315, 301, and 703
LinkedIn matched
✓ Verified Jun 2026
4 data sources
Profile completeness 100%
Current company
Role
CEO and Founder
Location
Los Angeles, California, United States
Company size
Who is Mark Hancock? Overview
A concise factual answer block for searchers comparing this professional profile.
Quick answer
Mark Hancock is listed as CEO and Founder at Build Advisory, a company with 2 employees, based in Los Angeles, California, United States. AeroLeads shows a work email signal at ey.com, phone signal with area code 415, 256, 202, 315, 301, 703, and a matched LinkedIn profile for Mark Hancock.
Mark Hancock previously worked as Audit Committee Chair and Director at Unicorn Riot and Tax Director at Hood & Strong, Llp. Mark Hancock holds Ll.M., With Distinction, Taxation from Georgetown University Law Center.
Company email context
Email format at Build Advisory
This section adds company-level context without repeating Mark Hancock's masked contact details.
{first}.{last}@ey.com
86% confidence
AeroLeads found 1 current-domain work email signal for Mark Hancock. Compare company email patterns before reaching out.
Profile bio
About Mark Hancock
Mark has 25 years of experience with nonprofits, foundations, and social enterprise. Prior to leading Build Advisory full-time, Mark served as the primary operations, finance, and legal adviser to a public health charity with programs in 30 countries. He represented the charity before the highest levels of government in East and Central Africa, the Philippines, and China while delivering preventative health services as a member of program teams. Mark then served as General Counsel to an international hearing technology company valued at $1 billion. Mark started his career with Jones Day in Washington, D.C. advising Fortune 500 companies, banks, and nonprofit organizations on international mergers and acquisitions, structured finance, and tax controversies. He was subsequently recruited by EY and led the nonprofit tax practice from Northern California to Alaska. Mark presently advises the Board of a leading Silicon Valley software company and serves on the Board of an independent media nonprofit.
Listed skills include Tax, International Tax, Corporate Tax, Tax Law, and 44 others.
Current workplace
Mark Hancock's current company
Company context helps verify the profile and gives searchers a useful next step.
6 roles · 26 years
Mark Hancock work experience
A career timeline built from the work history available for this profile.
Ceo And Founder
Current
2013 - Present
~13 yrs 5 mos
Audit Committee Chair And Director
Current
Dec 2020 - Present
Tax Director
2011 - 2013
~2 yrs
Senior Manager & Market Leader
2006 - 2011
~5 yrs
Associate - Tax Group
2000 - 2006
~6 yrs
4 education records
Mark Hancock education
Ll.M., With Distinction, Taxation
J.D., Cum Laude, Law
B.A., Economics, Policy Studies
M.Accy. Coursework, Audit Theory, Financial Statement Reporting, Management Accounting
FAQ
Frequently asked questions about Mark Hancock
Quick answers generated from the profile data available on this page.
What company does Mark Hancock work for?
Mark Hancock works for Build Advisory.
What is Mark Hancock's role at Build Advisory?
Mark Hancock is listed as CEO and Founder at Build Advisory.
What is Mark Hancock's email address?
AeroLeads has found 1 work email signal at @ey.com for Mark Hancock at Build Advisory.
What is Mark Hancock's phone number?
AeroLeads has found 16 phone signal(s) with area code 415, 256, 202, 315, 301, 703 for Mark Hancock at Build Advisory.
Where is Mark Hancock based?
Mark Hancock is based in Los Angeles, California, United States while working with Build Advisory.
What companies has Mark Hancock worked for?
Mark Hancock has worked for Build Advisory, Unicorn Riot, Hood & Strong, Llp, Ernst & Young Global Consulting Services, and Jones Day.
How can I contact Mark Hancock?
You can use AeroLeads to view verified contact signals for Mark Hancock at Build Advisory, including work email, phone, and LinkedIn data when available.
What schools did Mark Hancock attend?
Mark Hancock holds Ll.M., With Distinction, Taxation from Georgetown University Law Center.
What skills is Mark Hancock known for?
Mark Hancock is listed with skills including Tax, International Tax, Corporate Tax, Tax Law, Income Tax, Nonprofits, Accounting, and Internal Controls.
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