Stewards of the iconic buildings and grounds of Capitol Hill since 1793.

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The National Garden provides "living laboratories" for environmental, horticultural, and botanical education in a contemplative setting.
The National Garden was created as a place for visitors to experience the...

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A virtual Map of Capitol Hill from above
View a map of the U.S. Capitol and other buildings and grounds cared for by the...

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AOC employee assembling a bunch of tiny American flags for a display
Information for Small Businesses interested in doing business with the...

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Band Photo
Evenings at the Conservatory are magical! Join us Tuesdays and Thursdays...

AOC Congressional Testimony

AOC Congressional Testimony

Photo of a Capitol Power Plant chiller that's reaching the end of its life expectancy.

Fiscal Year 2016 Appropriations

With the support of Congress, the Architect of the Capitol (AOC) is a strong steward of the buildings and grounds that comprise Capitol Hill. The incredibly talented and skillful employees of the agency care for facilities that are decades and even centuries old — buildings that were constructed without the modern equipment and efficiencies we now take for granted.

There is much work to be done, but we believe that there is no greater mission than upholding the historic buildings entrusted to our care. The American people and future generations are counting on us to work together to invest the necessary resources to sustain the treasures of Capitol Hill.

The AOC's written statements by Stephen T. Ayers to:

Budget Testimony Photos: