William P. Douglas

Wellington Management Co. LLP (WMC) is a SEC-registered investment advisor and mutual fund manager headquartered in Boston, Massachusetts. The firm was founded in 1928 and is a subsidiary of Wellington Investment Advisors Holdings LLP, ultimately held by Wellington Management Group LLP. WMC offers investment management services for a fee to separate account clients and mutual funds sponsored by unaffiliated parties, and to investment vehicles that the firm sponsors.

Arthur D. Little, Inc. engages in the provision of management consulting services. It specializes in strategy and organization, operations management, technology and innovation management, corporate finance, and global carbon advisory serving corporations and organizations worldwide. The firm serves the automotive, healthcare, information, chemicals, consumer goods, retail, manufacturing, and transportation industries. The company was founded by Arthur Dehon Little and Roger Griffin in October 1886 and is headquartered in Boston, MA.

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).