Steve Davis is often called upon by Mr. Musk to help in all-hands-on-deck situations, such as after Mr. Musk’s purchase of Twitter. By Theodore Schleifer One of Elon Musk’s most trusted lieutenants ...

Elon Musk’s deputy Steve Davis has spent more than 20 years helping the billionaire cut costs at businesses such as SpaceX, Boring Co. and Twitter — making the engineer by training a natural choice ...

Though he officially left the U.S. government in May, Steve Davis — Elon Musk’s low-flying former top lieutenant at the Department of Government Efficiency — continues to wield influence at DOGE, ...

Steve Davis, a longtime Musk loyalist, is effectively the leader of the Department of Government Efficiency. Mr. Musk has likened him to chemotherapy. Credit...Illustration by Max-o-Matic; Photographs ...