
Marissa Sullivan
Senior Director
Marissa Sullivan provides strategic communications support to a wide array of clients in a variety of industries including banking, non-profits, for-profits, financial services, higher education, real estate development and telecommunications.
Marissa helps clients by developing PR campaigns, navigating communications issues, media relations, positioning thought leaders, developing messaging, written content, social-digital content, and other materials.
Previously, Marissa served as a Director at O’Neill and Associates in Boston, Massachusetts which merged with Seven Letter in 2020. There she worked on PR accounts for clients including AIS, American Consumer Credit Counseling, Anna Maria College, Born To Run Foundation, Boston Pride, Faneuil Hall Marketplace, FanExpo Boston, HarborOne Bank, Murphy & King, P.C., National Braille Press, RCN Boston, Redgate, Tufts Health Plan. Marissa is an alumnus of the O’Neill and Associates internship program. Prior to joining O’Neill and Associates, Marissa gained valuable communications experience as a Marketing intern at Baltimore-based SpecWorks, Inc., where she was responsible for researching prospective clients, aiding in graphic design projects, and maintaining and enhancing clients’ social media/e-marketing presence.
Marissa currently resides in Boston, MA and holds a B.A. from Loyola University Maryland.
Joseph Alviani, ESQ.
Senior Advisor of Strategy & Policy

Jeremy Crockford
Associate

Hugh Drummond
Senior Vice President

James B. Dunbar
Senior Vice President

Peter Goelz
Senior Vice President

Carlos Iturregui
Senior Vice President

Benjamin Josephson
Senior Vice President

Cosmo Macero Jr.
Partner

Ann Murphy
Partner

Andrew Paven
Senior Vice President

Christine Dunn
Partner

Cayenne B. Isaksen
Managing Director

Suzanne Morse
Managing Director

Christopher Niles
Vice President

Nairi Norigian
Vice President of Operations

Lindsay Toghill
Vice President

Jennifer R. Krowchun
Senior Director

Chris Tracy
Senior Director

Marissa Sullivan
Senior Director

John Norris
Of Counsel

Ian Gansler
Account Executive

Phil Wettengel
Account Executive

Katherine O’Brien
Manager

Jamison O’Neill
Account Coordinator

Sofia Novoa
Content Specialist

Veronica Giarla
Content Specialist

Mary Fay Roggemann
Special Projects Coordinator

Marilyn Miller Straight
Executive Assistant to the CEO
