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

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Dirksen Senate Office Building is a seven-story building faced in marble.
The Dirksen Senate Office Building was the second of three office buildings...

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Snapshot of a crowd of people on a guided tour through the Rotunda of the U.S. Capitol
Official Tours of the U.S. Capitol Building are offered Monday through...

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East Front of the U.S. Capitol Building
AOC’s annual Performance and Accountability Report provides the results of the...

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The East Front of the U.S. Capitol at Dusk
The AOC works to make the Capitol Dome, an enduring symbol of democracy...

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