Andrea Pessolano – Chief of Staff

As Chief of Staff, Andrea Pessolano manages the operations of Senator Keenan’s office and serves as the main liaison for the district’s municipal officials and MBTA matters, in addition to being involved in legislation. She began her career in the State House 5 years ago working in the House of Representatives, and later joined Senator Keenan’s office as Legislative Director before becoming Chief of Staff. Andrea is a proud graduate of Boston College with a degree in Political Science.



Doreen Bargoot – Director of Constituent Services/ Scheduler

Doreen Bargoot is the staff member who generally answers calls and greets visitors to Senator Keenan’s office. A resident of the Wollaston section of Quincy, Doreen commutes to the State House on the Red Line every day. She is a self-professed people person with a degree in Journalism from Suffolk University. She is happy to be back on Beacon Hill, this time as Constituent Services Director and Scheduler.


Abigail Kim – Legislative Director

Abby Kim is the Legislative Director in the office, where she oversees legislation and Senator Keenan’s policy priorities. Prior to her role, she received her Master’s in Public Health from Boston University School of Public Health focused in health policy and law. During her time at BU, she worked in research and advocacy on issues related to substance use disorders. She originally hails from Vienna, Virginia, but has called Boston her home for the past 8 years.  


Mike Cummings – Communications Director

Mike Cummings manages Senator Keenan’s press and media strategy as the Director of Communications. A veteran of local and statewide political campaigns, Mike has served as Communications Director on a countywide race in Massachusetts, helped to manage field operations in Nevada for the State Democratic Party in 2018, and has worked on campaign finances and fundraising in Washington, D.C. A native of Massachusetts, he is a proud graduate of Marquette University.