Brian Kaufmann

Rockefeller Capital Management L.P. operates as a privately-owned financial services firm. It offers asset management and strategic advisory services. The company was founded by John D. Rockefeller in 1882 and is headquartered in New York, NY.

Viking Global /Private Equity/ (Viking Global /Private Equity/) is a private equity subsidiary of Viking Global Investors LP. The firm is headquartered in New York with additional offices in Connecticut, California, London, and Hong Kong.

TA Associates Management LP(TA Associates) is a venture capital firm headquartered in Boston. The firm is founded in 1968 by Peter Brooke a subsidiary of TA Associates Management Holding LP.

Viking Global Investors LP (VGI) is an independent, SEC-registered investment advisor and hedge fund manager headquartered in Stamford, Connecticut. The firm was founded by O. Andreas Halvorsen and David Ott in 1999. VGI provides investment advice to various private investment funds. Investors in the funds include charitable foundations, endowments, pension plans, sovereign entities, funds-of-funds, investment companies, trusts and individuals.