Aerial view of the U.S. Capitol campus in Washington, D.C.

Office of the Architect

The OA provides a global perspective for the agency.
Human Capital Management Division

Office of the Chief Administrative Officer

The OCAO provides administrative and business support for the Architect of the Capitol.

Office of the Chief Engineer

The OCE provides consolidated services to AOC jurisdictions for safe and efficient delivery of planning, design, construction and maintenance of infrastructure.
Working in the Office of the CFO.

Office of the Chief Financial Officer

The OCFO acquires and distributes resources that sustain the financial needs of the operational jurisdictions and central services of the AOC.
The U.S. Capitol Dome's cupola during the day.

Office of the Chief of Operations

The OCO oversees the operational jurisdictions that help fulfill the Architect of the Capitol's mission.
Bollards, featuring the seal of the U.S. Congress, used for security and traffic-control.

Office of the Chief Security Officer

The OSCO is responsible for the maintenance, care and operation of the buildings, grounds and security enhancements of the U.S. Capitol Police and more.

Recent Stories

Related Articles

Tholos Magazine, Volume 21.
Public Notice

Volume 21 of Tholos Magazine Now Available

The latest edition of the Architect of the Capitol (AOC) employee magazine, Tholos, is now available. Articles include a feature on U.S. Botanic Garden horticultural renovations, an employee highlight on becoming an architect, project updates and more.
The Summerhouse, obscured by the plants, vines and trees of Olmsted's original design, blends into the landscape.
History & Discoveries

Olmsted's Never-Built Retreat

Before it was cut from the budget, Olmsted had begun designing a south summerhouse; his sketches for it have been rediscovered.
Cover of Tholos Magazine, Volume 20.
Public Notice

Volume 20 of Tholos Magazine Now Available

The latest edition of the Architect of the Capitol (AOC) employee magazine, Tholos, is now available. Articles include a feature on Frederick Law Olmsted’s never-built retreat, an employee highlight on interning during COVID, a spotlight on the agency's sustainability efforts and more.
An Architect of the Capitol street sweeper cleans up in Washington, D.C.
History & Discoveries

The Architect of the Capitol Sweeps Up the Past

When Jim Kaufmann, Capitol Grounds and Arboretum Director, happened across an 1891 street-sweeping map while going through cultural landscape reports, he had no idea how simple an old map could make caring for the U.S. Capitol Grounds.

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