KASTENMAYER JAMES PAUL

PrivateCIK: 1798800

Location

GAITHERSBURG, MD

Name & Role	Position	Tenure	Holdings
VIELA BIO, INC.	General Counsel	Since Jan 2020	—
ARRIVENT BIOPHARMA, INC.	General Counsel	Since Feb 2026	—
SPYRE THERAPEUTICS, INC.	Interim CEO & General Counsel	Since Aug 2022	—

VIELA BIO, INC.

PositionGeneral Counsel

TenureSince Jan 2020

Holdings—

ARRIVENT BIOPHARMA, INC.

PositionGeneral Counsel

TenureSince Feb 2026

Holdings—

SPYRE THERAPEUTICS, INC.

PositionInterim CEO & General Counsel

TenureSince Aug 2022

Holdings—