Team Page

Seth Gelsthorpe

Portfolio Manager


Seth has worked in the investment industry for 27 years.

Prior to joining Welch & Forbes in 2004, Seth worked at Swan Mountain Capital and The Yankee Group. Seth is the Chairman of the Valuation Committee. A graduate of Hamilton College, he received his MBA from the McCombs School of Business at the University of Texas.

Seth is assisted by Patty Morrison, who joined the firm in 2020.

  • Member, CFA Society Boston
  • Member, CFA Institute
  • Member, Boston Estate Planning Council
  • Member, Investment Committee, The Cape Cod Foundation
  • Commodore Emeritus, Dennis Yacht Club