Prior to 1996, the year she became an attorney, Ms. Antonini worked as a social worker and as a program director for the Catholic Archdiocese of Atlanta and the St. Vincent de Paul Society developing and providing services for Georgia’s indigent immigrant community. She also created and conducted cultural sensitivity seminars for service providers and law enforcement personnel, as well as health, legal, and social seminars for the immigrant community.

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As an attorney, Ms. Antonini worked in the legal clinic of Catholic Social Services where she represented indigent immigrants in international human rights and immigration matters. She later became a partner in Antonini, Odom, & Sullivan and eventually opened her own office, The Antonini Law Firm, before co-founding Antonini & Cohen.

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Ms. Antonini has participated as an instructor and panelist in numerous legal workshops for attorneys and in many “know your rights” seminars for the immigrant community (including the Georgia Hispanic Chamber of Commerce’s Latino Law School). She is a co-founding member of the Georgia Hispanic Bar Association and served on its Board of Directors. She served on the Board of The State Bar of Georgia- Law Related Education Consortium. She is an active member of the American Immigration Lawyers Association and has served on the Board of its Atlanta Chapter.