Allison Ahern Fillo

Allison Ahern Fillo

phone: 617-589-3836
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J.D., Suffolk University Law School, 2010

B.A. (cum laude), Saint Anselm College, 2007

Practice Areas

Allison has spent her legal career assisting U.S. businesses and non-citizens with obtaining immigration and naturalization benefits. Allison assists established and emerging corporate clients on immigration issues related to employment authorization, company policy drafting, employee training, and general regulatory enforcement and compliance. She advises on immigration due diligence and risk management in connection with corporate mergers, acquisitions, restructuring, and startups. Allison also assists clients with employment-based and family-based immigrant visa petitions, applications for U.S. lawful permanent residence, and nonimmigrant visa petitions.

Allison considers it a privilege to help clients with their immigration needs and approaches every matter with genuine passion and attention.

  • Prepare various types of work visa petitions for companies to obtain the proper U.S. employment authorization for foreign-born staff and file petitions with U.S. Citizenship and Immigration Services, including for H-1B, H-2B, O-1A, O-1B, L-1A, L-1B, E-2, E-3, and TN status
  • Assist companies with petitions for immigrant classification on behalf of employees to allow them to obtain U.S. permanent residence (green card), including EB-1, EB-2 and EB-3 classifications. For EB-2 and EB-3 classification, prepare and file Permanent Labor Certification Petitions with the U.S. Department of Labor
  • Prepare petitions for immigrant classification on behalf of individual scientists, researchers and entrepreneurs based on their high level of qualifications and prospective contributions to the U.S.
  • Advise companies looking to hire recently graduated international students from U.S. universities, temporary seasonal support staff, employees at a foreign affiliate seeking to transfer to a U.S. office or any other type of skilled and professional foreign employee


  • Massachusetts
  • Massachusetts Supreme Judicial Court


  • Boston Bar Association
  • Women’s Bar Association
  • American Immigration Lawyers Association, New England Chapter
  • International Lawyers Network

Outside of her legal practice, Allison enjoys cooking, baking, cleaning and chasing her toddler around.  She also donates time and energy to non-profit organizations, including Northeast/Mid-Atlantic Region of NPH USA (Nuestros Pequenos Hermanos), which supports homes for children in Latin America and the Caribbean. Allison served as Chair of the Young Professionals Associate Board of the NE/Mid-Atlantic region from 2017-2019.

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