• Advised clients on immigration-related corporate agreements and nonimmigrant consular processing

• Counseled clients on I-9 completion, retention, related employer sanctions and audits, and conducted immigration due diligence on corporate transactions

• Defended clients in worksite investigations by Immigrations and Customs Enforcement (ICE)

• Lectured on I-9 compliance and business immigration

• Experienced in family-based immigration matters including immigration interview preparation and representation

• Worked in M & A scenarios for preservation of status for foreign nationals transferring between related and unrelated entities

• Worked with international companies in Third Country National visa processing for foreign nationals and US citizens on US and ex Patriate assignments


Nelson Mullins, Charlotte, NC
Partner, International Law & Business Immigration, October 2013 – September 2015 

Moore & Van Allen, PLLC, Charlotte, NC
Partner, Global Immigration, January 2010 – September 2013 
Associate, Global Immigration, October 2000 – January 2010 


‘‘I Thought I-9 Was a Highway. . .’’ – The Dangers of Ignoring I-9 Due Diligence in M&A Transactions​ (PDF)

Bloomberg Bureau of National Affairs, Securities Regulation & Law Report, 17 MALR 1572, 10/27/2014 


Cornell Law School
Doctor of Law (J.D.), International Relations and Affairs

Pennsylvania State University
Bachelor of Arts (B.A.), Pre-Law, cum laude

Sarah Buffett

Sarah Buffett has over fifteen years of experience focusing on international, corporate, and immigration law practices. Ms. Buffett has guided foreign and domestic businesses through immigration law and procedure including compliance with employment verification requirements and I-9/E-verify audits by federal and state agencies. She helps international clients establishing businesses in the United States obtain nonimmigrant visas for key foreign personnel. She has also assisted both domestic and foreign businesses and institutions win Lawful Permanent Resident status for long-term or permanent United States employees and assisted in expatriate counsel on foreign assignments. 

About Us

Buffett Immigration Law Firm
CALL US  +1.980.272.1952