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Business Office

Christopher Garrity

Chief Financial and Operations Officer (CFOO)

Jeannine Hamill

Bookkeeper and Office Manager

Paul D. Breault


Paul D. Breault


B.S., Westfield State University
M.B.A., Bay Path University

Paul joined Walker’s in November 2022 as the School’s Controller. Previously, he served as the Director of Finance and Operations at The Greenwood School (Putney, VT) and the Chief Financial Officer at The Academy at Charlemont (Charlemont, MA). He holds an M.B.A. from Bay Path University and a B.S. in Business Management from Westfield State University.

Lisa Rathbun

Lisa Rathbun P'23

Campus Store Operations

Lisa is responsible for managing the operations of Diddle’s, Walker’s school store, including the retail operations of the store as well as ordering supplies for departments, disbursement of allowances to students, and other administrative functions. Lisa has an extensive background in retail operations and comes to Walker’s with a thorough understanding and experience in managing both the retail and back-office operations.

Beth McWilliams

Beth McWilliams P'28

Chief Financial and Operations Officer (CFOO)

Beth McWilliams P'28


B.S., Gannon University
M.B.A., Robert Morris University

Beth joined Walker’s in November 2020 as the School’s Chief Financial and Operations Officer (CFOO). She is the former chief financial officer at Shattuck St. Mary’s Educational Services in Bath, ME. Prior Beth worked at independent schools in the northeast in financial operations. She holds an MBA from Robert Morris University and a Bachelor of Science in Accounting from Gannon University. She is a former board member for the Massachusetts Association for Non-Profit School and Colleges, a member of the Independent School Association of Northern New England, and the National Business Officers Association. Beth’s daughter, Gabby, is a student at Walker’s.

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Lucy McLaughlin

Human Resources/Benefits

Lucy McLaughlin


B.S.B.A., University of Hartford