Ellen B Sullivan

Ellen B Sullivan

Cambridge Immigration Law, P.C. • Cambridge, MA
ImmigrationEmployment Law

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Contact

Email
Phone
Address
111 Rice Street, Cambridge, MA, 02140-1853, US

Professional

About

Ellen B. Sullivan is the Founder of Cambridge Immigration Law, P.C. located in Cambridge, Massachusetts. Cambridge Immigration Law, P.C. focuses on representing clients in the following practice areas: Marriage-based green cards, waivers, renewals, and citizenship, Family-based green cards and citizenship, VAWA (violence/abuse)-based green cards, waivers, renewals and citizenship, Citizenship/Naturalization, Consular Processing of Family-Based Green Cards, Marriage-Based Green Cards and Fiancé Visas. Ellen is licensed to practice state law in Massachusetts. She represents clients in Massachusetts and beyond on matters related to US immigration law. Since 2005, Ellen has been honored to work with hundreds of immigrants and their employers and/or families. Her representation ranges from simple consultations to complex litigation in federal immigration court. She represents clients on family-based and employment-based petitions, as well as humanitarian applications including TPS, asylum, VAWA, and U-visas. Ellen represents clients before USCIS and Immigration Court throughout the United States and also represents clients before the Board of Immigration Appeals. Ellen has represented clients successfully on complex legal issues such as collateral immigration consequences of criminal convictions, constitutional challenges to guilty pleas, res judicata, 212(c), abandonment of lawful permanent residence, cancellation of removal, asylum, withholding of removal, and mandatory detention. Prior to founding her own law practice, Ellen was a partner at two other small law firms and worked in non-profit organizations including the Victim Rights Law Center and Centro Presente. She has lived and worked around the U.S. and also in Spain and Argentina. While in law school, she interned at the U.S. Attorney’s Office, the Center for Justice and International Law in Buenos Aires, Argentina, and Greater Boston Legal Services.

About Immigration Law

Immigration attorneys help individuals and families navigate the complex immigration system. They assist with visas, green cards, citizenship, and deportation defense. Common matters include visa applications, green cards, citizenship, deportation defense.

Credentials

Education
2005 Northeastern University School of Law Doctor of Law (J.D.) 1997 Dartmouth College Bachelor of Arts (B.A.)
Languages
English | Spanish | Portuguese

Recognition & Involvement

Awards
2021 Lawyers of Distinction (Nomination), The National Law Journal 2020 Certificate of Special Congressional Recognition, United States House of Representatives 2019 Certificate of Recognition, Northeast Justice Center 2019 Attorney Registration No. 77,975, United States Patent and Trademark Office
Publications
2018 MCLE 17th Annual Family-Based Immigration Conference 2018 Family-Based Immigration Law 2015 2015 AILA Annual Conference But, I Didn’t Inhale – Immigration and State Legalization of Marijuana
Associations
2020 - Present Northeast Justice Center Volunteer 2013 - Present Massachusetts Women's Bar Association Member 2005 - Present American Immigration Lawyers Association Current Position: Executive Board/Secretary (2021-2022) Massachusetts Board of Bar Overseers, Hearing Committee Hearing Officer (Volunteer)
Speaking
2020 Proving Extreme Hardship in Immigration Law Immigration Law, Admissibility, I-601, Hardship 2020 Pre-Law Forum Pre-Law Mentoring 2020 Marijuana: Bridging the Divide Between State and Federal Law Immigration Law and Marijuana 2018 17th Annual Family Based Immigration Conference Family-Based Immigration 2015 But, I Didn’t Inhale – Immigration and State Legalization of Marijuana Immigration Law and Marijuana
Updated: Mar 08, 2026