Mark Sullivan

Mark Sullivan

Senior Principal

Direct: 617.824.4661
Cell: 617.947.7151
[email protected] 
Oliver Tower
125 High St., 17th Floor
Boston, MA 02110


Mark is a Principal based in the Boston office of Robert Half Executive Search and has over 25 years of professional experience in the executive recruitment across diverse industries.


Mark has significant experience in advising executive leaders on both sides of the hiring equation. He has completed searches on a nationwide basis for a wide range of clients, ranging from early stage, venture-backed startups to Fortune 500® multinational companies in a variety of industries and functional C-Suite/leadership roles. His expertise is in recruiting leaders in finance and accounting, audit, operations, marketing and human resources.

Previously, he was a key contributor for several “boutique” executive search firms that focused directly on building successful management teams with early to growth stage venture backed companies. He has placed over 250 executives in his career.

Personal and Professional Activities

Mark is originally from the Greater Boston area, graduating from Merrimack College with a Bachelor of Science in Accounting. He volunteers his time at the Haley House, a homeless shelter in Boston. He also participated in the parent associations of the Winsor School, Mount Alvernia and the Roxbury Latin School where his three children attended high school.

Mark and his wife, Karen, live in Medfield. His interests include enjoying outdoor activities, including golf and tennis with his family.