She is the author of the book, Engage, Connect, Protect: Empowering Diverse Youth as Environmental Leaders, released in November 2019 by New Society Publishers and co-written by Nick Chiles, her brother.

[7] Ezeilo began her legal career as a specialist for the New Jersey State Agriculture and Development Committee.

[8][9] Ezeilo's environmental focus led her to recognize the need for greater preservation-related education, and launched the Greening Youth Foundation in 2007.

[10] The Foundation serves young adults in the United States and West Africa to provide environmental education and conservation programming.

She serves on the board of multiple organizations, including the National Center for Civil and Human Rights' Women in Solidarity Society, Arabia Mountain National Heritage Area, MillionMile Greenway, and the Atlanta Audubon Society.