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
Please note: Many of these Capitol Hill buildings are working office buildings...

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An AOC worker mowing the grass on the grounds of the U.S. Capitol
The roles and responsibilities of the Architect of the Capitol cover an...

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Beth Burrous, biochemist and USBG volunteer.
Learn about plants used to make lifesaving medicines at the U.S. Botanic Garden...

OIG Hotline Confidential Report

Report Fraud, Waste, or Abuse to the Architect of the Capitol, Office of Inspector General through the form below. Name and contact information will be protected as anonymous, however this allows the Inspector General to ask a follow-up question to clarify a concern or seek additional details.

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