Brett Castelli

Morningstar, Inc. (Research) is the investment research arm of Morningstar, Inc. (NASDAQ: MORN), an American financial services firm headquartered in Chicago, Illinois. The firm was founded by Joseph Mansueto in 1984 and provides independent portfolio information offering star ratings and analysis of managed funds. They also provide economic commentary and asset allocation information based on qualitative research.

Ecofin Advisors Ltd. (Ecofin) is an alternative investment manager and holding firm headquartered in London, UK. The firm was founded by Bernard Lambilliotte and John Murray in 1991 and was acquired in 2018 by the Tortoise group of companies; shortly afterwards it changed its name from Ecofin Ltd. to Tortoise Advisors UK Ltd. - it has now reverted to using the name Ecofin Advisors Ltd. Ecofin provides discretionary investment management services to collective investment vehicles, and to separately managed accounts which it manages on behalf of professional investors.

Tortoise Capital Advisors LLC (Tortoise) is a SEC-registered investment advisor firm headquartered in Overland Park, Kansas. The firm was founded by Harold Birzer in 2002 and is a subsidiary of TortoiseEcofin Borrower LLC (formerly Tortoise Borrower LLC), ultimately held by TortoiseEcofin Investments LLC. Tortoise provides investment management services to individual and institutional investors and pooled investment vehicles.