Sen. John Ensign (R-Nev.) recently shook up his office with a host of new additions and promotions. [IMGCAP(1)]

Moving up the ladder to assume the role of chief of staff is John Lopez. From Reno, Nev., Lopez has worked for Ensign since 1994, most recently as deputy chief of staff. He began his Capitol Hill career as an intern for then-Rep. Barbara Vucanovich (R-Nev.).

Las Vegas native Laura Villanueva has been promoted from assistant scheduler/office coordinator to office manager. She joined Ensign’s staff after earning a bachelor’s degree from Stanford University.

Also moving on up is David Quinalty, who will now work as a legislative assistant for Ensign. The University of California at Los Angeles alum will be responsible for technology and Commerce, Science and Transportation Committee issues.

Alexis Bayer, who is a graduate of the University of Nevada at Reno, is switching roles in the office to become a legislative assistant, having previously worked as a legislative aide. The Douglas County native will be responsible for handling issues related to education, energy, national security and foreign affairs.

Finally, Ryan Tully has also been promoted. Formerly a special assistant in the office, he will now work as a legislative correspondent dealing with military, defense, foreign affairs and education issues.

New to Ensign’s office as administrative assistant is Doug Hampton. He previously worked as manager of conservation for Nevada Power.

Brooke Allmon joins the office as director of Nevada legislative affairs, having previously worked as deputy chief of staff for Rep. Jon Porter (R-Nev.). The Las Vegas native also previously worked for Ensign when he served in the House. [IMGCAP(2)]

Millicent Segura is also new to the office, coming in as director of operations and executive assistant to the Senator. She previously worked as executive assistant in White House management and administration for President Bush. The Brigham Young University alum also previously worked as a staff assistant for Ensign before her time at the White House.

Coming aboard as scheduler is Rachel Roberts. The marketing and accounting graduate from Oklahoma State University previously worked as staff assistant for Sen. Tom Coburn (R-Okla.).

Trent Carroll is new to the office as special assistant to Ensign. Carroll, who graduated from Patrick Henry College with a bachelor’s degree in government, previously worked as a press assistant for Sen. James Inhofe (R-Okla.).

Joining the office as a legislative correspondent is Andrew Shaw. Shaw, who received a master’s degree in public policy from the College of William & Mary, will focus on health care, Social Security and Medicare issues.

Also new as a legislative correspondent in the office is Brian Chatwin. The University of Nevada at Las Vegas graduate will work on commerce, appropriations and Nevada issues.

Finally, Carmen Brady is new as a staff assistant in the office. Brady previously worked for the Clark County Department of Family Services at Child Haven in her hometown of Las Vegas and interned last fall for Porter. She is a biochemistry and molecular biology graduate of Dartmouth College.