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

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Old Senate Chamber designed by Benjamin Henry Latrobe, this room was home to the U.S. Senate from 1819 until 1859 and later to the U.S. Supreme Court from 1860-1935.
Located north of the Capitol Rotunda is the richly decorated Old Senate...

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A crowd of people visiting the Capitol during visitor hours
Visitor Hours for the Buildings on Capitol Hill.

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AOC Gardener at the U.S. Botanic Gardener handling some orchids
Information about working for the Architect of the Capitol:

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Cara holding her chocolate tree.
With Sprouts at the U.S. Botanic Garden, children learn about the magical world...

Office of Security Programs

West Front of the U.S. Capitol with a clear blue sky in the background

The AOC Office of Security Programs (OSP), led by Ken Eads, is responsible for the maintenance, care and operation of the buildings, grounds and security enhancements of the U.S. Capitol Police (USCP) and other related facilities. OSP is also responsible for centralized security operations. The AOC oversees and supports the USCP and other functions for policing, protecting and securing the congressional community and its visitors.

This office is responsible for the delivery of unique, value-added, integrated support services that include all cross-jurisdiction security enhancements, the management of all AOC internal security programs and perimeter security kiosks and the coordination of interagency emergency preparedness.