Architect of the Capitol

Our Work

A Tradition of Ingenuity

Our work inspires a nation. We are the artisans, historians, and craftspeople who preserve and maintain the landmark buildings, monuments, art and grounds of the Capitol campus.

Buildings & Grounds

The Capitol campus is made up of more than 18.4 million square feet of facilities, and 570 acres of grounds.

Discover the Campus

Projects

We ensure every visitor to Capitol Hill experiences the grandeur of these historic treasures at their very best.

Our Work

Art & Artists

We are responsible for the care of thousands of works of historical art.

View the Collection

Stories

New & Noteworthy

Delve deeper into the stories behind the people, art, history and grounds that make up the Capitol.

Public Notice

FY 2024 Performance and Accountability Report Available Online

The PAR offers an assessment of the priorities, accomplishments and financial accountability for fiscal year 2024. Capitol Highlights, infographics, charts, tables and photographs provide additional insight into the AOC's mission and performance.

Programs & Events

Starry Nights and Silver Lights: Finding Christmas Magic in Nevada's Forest

Follow along as we travel to the Humboldt-Toiyabe National Forest to select the 2025 U.S. Capitol tree for the holiday season.

History & Discoveries

Peeking Through the Draperies of National Statuary Hall

A short history of this significant space's special fabric.

Behind the Scenes

Tools of the Trade: Sheet Metal

The AOC's Capitol Building Sheet Metal Shop craftspeople utilize traditional, handheld tools alongside current technologies to shape, fit and repair metalworks.