William Jl Rieflin

President, XENOPORT INC.

Companies

Lyell Immunopharma, Inc.Board member Jun 16, 2021 to now¹
RAPT Therapeutics, Inc.Board member Oct 30, 2019 to May 23, 2024²
NGM Biopharmaceuticals (United States)Board member May 12, 2023 to Apr 8, 2024³
NGM Biopharmaceuticals (United States)Chair Apr 3, 2019 to Mar 4, 2022⁴

Sources

The numbers on this page point here. Each one links to the record it came from.

1
SEC EDGARLyell Immunopharma, Inc., Board member
2
SEC EDGARRAPT Therapeutics, Inc., Board member
3
SEC EDGARNGM Biopharmaceuticals (United States), Board member
4
SEC EDGARNGM Biopharmaceuticals (United States), Chair