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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The Summerhouse on the Capitol Grounds surrounded by pink azalea flowers.
A few ideas to help you in planning a visit to Capitol Hill.

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Photo with enclosed area on Dome.
Update: November 2014 Scaffoldin​g and Restoring PhaseThe scaffolding assembly...

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The Flanagan clock with marble columns in the background
In a world where everyone carries a cell phone and some carry more than one,...

Safety, Fire and Environmental Programs

Close up detail of a Fire of an AOC fire extinguisher

The Safety, Fire and Environmental Programs (SFEP) is responsible for ensuring AOC’s compliance with safety, fire and environmental laws and regulations. SFEP, comprised of the Safety and Environmental and Fire Marshal Divisions, establishes policy, conducts oversight and coordinates emergency planning and preparedness. The SFEP is the primary point of contact with external regulatory agencies for AOC’s occupational safety and health, fire protection and environmental matters.

Learn more about AOC's committment to safety.