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 esteemed Founder of Cambridge Immigration Law, P.C., a premier law firm situated in the heart of Cambridge, Massachusetts. With a dedicated focus on immigration law, Ellen expertly guides clients through various intricacies of the U.S. immigration system. Her primary practice areas include marriage-based and family-based green cards, waivers, citizenship applications, VAWA petitions, and consular processing for both marriage-based green cards and fiancé visas. Licensed to practice law in Massachusetts, Ellen extends her services to clients across the country, providing robust representation in matters related to U.S. immigration law. Since 2005, she has passionately advocated for hundreds of immigrants and their families, offering assistance that ranges from straightforward consultations to intricate litigation in federal immigration court. Her comprehensive representation encompasses family-based and employment-based petitions, as well as vital humanitarian applications such as Temporary Protected Status (TPS), asylum, VAWA protections, and U-visas. Ellen's expertise also includes navigating complex legal challenges involving the collateral immigration consequences of criminal convictions, constitutional issues related to guilty pleas, and processes such as cancellation of removal and mandatory detention. She represents clients before the United States Citizenship and Immigration Services (USCIS), Immigration Court, and the Board of Immigration Appeals, ensuring that their rights are effectively protected. Before establishing Cambridge Immigration Law, P.C., Ellen honed her skills as a partner at two small law firms and contributed her legal acumen to non-profit organizations, including the Victim Rights Law Center and Centro Presente. With professional experiences spanning the United States, Spain, and Argentina, Ellen's diverse background enriches her practice and her commitment to serving clients with compassion and diligence.
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
Other Immigration Attorneys in Cambridge, MA
Updated: Aug 03, 2026