Under his leadership, the County developed plans for a Cross-County Rail Link; invested in county roadways and bridges; and initiated a Port Master Plan for development near Newark Airport and Port Elizabeth. He oversaw the creation of the successful Jersey Gardens Mall in Elizabeth.

Devanney was Director of Policy and Planning for the City of Elizabeth, where he led efforts to improve the city's economy and image. He coordinated major transportation and development projects between the city, private industry and a non-profit development company, including Midtown Redevelopment and expansion of the IKEA shopping center.

He previously served as Executive Director of the NJ Democratic State Committee, Special Assistant to the NJ Senate President, and Chief Legislative Aide for the 20th Legislative District Office.

Devanney is a member of the Elizabeth Development Company Board of Trustees, and a member of the Union County Economic Development Corporation Board of Trustees. A graduate of Rutgers University - Rutgers College, Mr. Devanney earned a Bachelor of Arts Degree in Political Science.

Devanney and his wife, Angie, live in Berkeley Heights with their son, Ryan Paul.
He has two sons from a previous marriage, George and John.