Charles N. Berents

Massachusetts Financial Services Co., dba MFS Investment Management (MFS), is a SEC-registered investment advisor and mutual fund manager headquartered in Boston, Massachusetts. The firm was founded in 1924 and is a subsidiary of Sun Life of Canada (US) Financial Services Holdings, Inc., ultimately held by Sun Life Financial, Inc. (TSX, NYSE: SLF) in Canada. The firm provides investment advisory and sub-advisory services to a range of institutional clients and pooled investment vehicles. MFS is a responsible investor and signatory to the UN Principles for Responsible Investment (UNPRI).

North American Management Corp. (NAM) is a privately-held, SEC-registered investment advisor headquartered in Boston, Massachusetts. Founded in 1928, NAM provides investment services to individuals, families, trusts, estates, charitable organizations, limited liability partnerships, pensions and profit -haring plans, corporations, and single family offices.