• Deputy Secretary of the Treasury
Adewale "Wally" Adeyemo: A Nigerian, Obama’s Deputy National Security Advisor for International Economics and deputy director of the National Economic Council, then head of the Obama Foundation.
• Member, Council of Economic Advisers
Jared Bernstein: VP Biden economic advisor during Obama years, then Biden appointed him Chairman of the Council of Economic Advisors.
• Chair, Securities and Exchange Commission
Gary Gensler: Obama Chair of the Commodity Futures Trading Commission then Chair of the Securities and Exchange Commission in 2021
• Attorney General
Merrick Garland: Obama nominee for Justice of the Supreme Court after death of Antonin Scalia. Senate refused to vote on his nomination. Biden then made Garland U.S. Attorney General in 2021.
• Secretary of Agriculture
Tom Vilsack: Obama Secretary of Agriculture, appointed by Biden in 2021.
• Secretary of Veterans Affairs
Denis McDonough: Obama’s Deputy National Security Advisor, then Chief of Staff. Biden appointed him in 2021.
• Director, Office of Science and Technology Policy
Eric Lander: Obama’s advisor on science and tech. Elevated to Cabinet in 2021. He resigned in 2022 for bullying, replaced by Alondra Nelson.
• Deputy Attorney General
Lisa Monaco: Obama Homeland Security Advisor, appointed by Biden to Deputy Attorney General in 2021.
• Associate Attorney General
Vanita Gupta: Obama Assistant Attorney General for Civil Rights. promoted by Biden to Associate Attorney General in 2021.
• Surgeon General
Dr. Vivek Murthy: Obama’s (and Trump’s) Surgeon General, reappointed by Biden in 2021.
• Chairperson, Council on Environmental Quality
Brenda Mallory: Obama General Counsel of the EPA, then promoted by Biden to Chair of Council on Environmental Quality.