Mark Sullivan

Robert half Executive Search Managing Director Mark Sullivan

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 began his professional career in the assurance practice of a “Big 4” accounting firm in Boston. He made the transition into executive recruiting in 1979, when he joined Scott-Wayne Associates, a Boston-based search and placement firm specializing in identifying and securing senior-level finance and accounting and leadership roles.

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.

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.