Partner
Current
Potomac Law Group
Tax Partner for a DC-based law firm of about 110 lawyers.
Jun 2013 - Present
AeroLeads people directory · profile
James Warren Email & Phone Number
Partner at Potomac Law Group
at
King's Academy, Inc.
1 work email found
@potomaclaw.com
2 phones found area 212
LinkedIn matched
✓ Verified July 2026
4 data sources
Profile completeness 100%
Current company
Role
Partner at Potomac Law Group
Location
Washington, District of Columbia, United States
Who is James Warren? Overview
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Quick answer
James Warren is listed as Partner at Potomac Law Group at King's Academy, Inc., based in Washington, District of Columbia, United States. AeroLeads shows a work email signal at potomaclaw.com, phone signal with area code 212, and a matched LinkedIn profile for James Warren.
James Warren previously worked as Partner at Potomac Law Group and Counsel to the Board at School For Ethics And Global Leadership. James Warren holds J.D., Income Tax from Harvard Law School.
Company email context
Email format at King's Academy, Inc.
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{first_initial}{last}@potomaclaw.com
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AeroLeads found 1 current-domain work email signal for James Warren. Compare company email patterns before reaching out.
Profile bio
About James Warren
James Warren is a Washington, DC - based international tax and business lawyer. His practice currently centers on helping clients with tax controversies, establishing and maintaining small business and charitable organization as well as international banking and other commercial transactions. He is involved in numerous philanthropic and humanitarian ventures. He is currently a tax partner with Potomac Law Group, a DC-based virtual law firm. A top graduate of Cambridge University in England and Harvard Law School, he was Tax Counsel at a major Wall Street law firm from 1999 until 2011 and has been practicing law since 1990. His clients have included several of the largest investment banks and brokerages in New York as well as the Federal Home Loan Mortgage Corporation. Mr. Warren is also an English Solicitor and a former banker. He has worked in London, Dusseldorf, Germany, New York and Winston-Salem, North Carolina. He travels frequently to the Middle East and Europe and is conversant in Arabic and French. Mr. Warren has been involved in a wide range of pro bono and other humanitarian projects. He served briefly on the prosecution team at the International Criminal Tribunal for Rwanda in Arusha, Tanzania, and as a neutral trial observer for Lawyers Without Borders in a political trial in Addis Ababa, Ethiopia. He is currently assisting a number of charities that are engaged in humanitarian relief and democracy projects in Syria, Jordan and Palestine.
Listed skills include Corporate Law, Fundraising, Commercial Litigation, Legal Research, and 16 others.
Current workplace
James Warren's current company
Company context helps verify the profile and gives searchers a useful next step.
7 roles · 30 years
James Warren work experience
A career timeline built from the work history available for this profile.
Counsel To The Board
Current
School For Ethics And Global Leadership
A section 501(c)(3) entity that operates a semester school in Washington, DC
Oct 2008 - Present
Counsel To The Board
CurrentA section 501(c)(3) entity that operates a prestigious new 430-student co-educational boarding school near Madaba, Jordan under the patronage of H.M. King Abdullah II
Nov 2006 - Present
Director
Current
The Georgetown Trust
A family private foundation devoted to funding educational scholarships for students in developing countries
May 2006 - Present
Director
Current
Society For The Preservation Of Ancient Churches
A section 501(c)(3) entity that raises funds to support restoration of historic churches in England
Aug 2000 - Present
Principal
Warren Global Law
Since 2011 Mr Warren has been engaged in sole practice in Washington, DC. He worked with a wide range of clients, including individuals with tax disputes with the IRS, small and medium-sized corporations and charitable organizations, most of them engaged in raising funds for humanitarian and democracy projects in the Middle East. In that capacity, he is a regular visitor to Jordan, where he is attorney for King's Academy, a major international boarding school, and consults on charitable projects for the Royal Court. He also consults on investment banking tax matters for Shearman & Sterling LLP on an occasional basis.
2011 - Nov 2020
Tax Counsel
1997 - 2011
~14 yrs
2 education records
James Warren education
J.D., Income Tax
B.A./M.A., Classics, Oriental Studies
Jesus College, Cambridge University
FAQ
Frequently asked questions about James Warren
Quick answers generated from the profile data available on this page.
What company does James Warren work for?
James Warren works for King's Academy, Inc..
What is James Warren's role at King's Academy, Inc.?
James Warren is listed as Partner at Potomac Law Group at King's Academy, Inc..
What is James Warren's email address?
AeroLeads has found 1 work email signal at @potomaclaw.com for James Warren at King's Academy, Inc..
What is James Warren's phone number?
AeroLeads has found 2 phone signal(s) with area code 212 for James Warren at King's Academy, Inc..
Where is James Warren based?
James Warren is based in Washington, District of Columbia, United States while working with King's Academy, Inc..
What companies has James Warren worked for?
James Warren has worked for Potomac Law Group, School For Ethics And Global Leadership, King'S Academy, Inc., The Georgetown Trust, and Society For The Preservation Of Ancient Churches.
How can I contact James Warren?
You can use AeroLeads to view verified contact signals for James Warren at King's Academy, Inc., including work email, phone, and LinkedIn data when available.
What schools did James Warren attend?
James Warren holds J.D., Income Tax from Harvard Law School.
What skills is James Warren known for?
James Warren is listed with skills including Corporate Law, Fundraising, Commercial Litigation, Legal Research, Corporate Governance, Legal Writing, International Law, and Mergers And Acquisitions.
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