U.S. President-elect Donald Trump is beginning to fill key posts in his second administration, which begins on Jan. 20, 2025, following the swearing-in ceremony at his inauguration.

Here’s a look at who he’s selected thus far.

Wiles, 67, will be the first woman to fill the important position of White House Chief of Staff. The 67-year-old was a senior adviser to Trump’s 2024 campaign and its de facto manager.