Serving Congress and the Supreme Court, preserving America's Capitol, and inspiring memorable experiences

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About the Grounds
The United States Capitol Building is located in a 58-acre park that was...

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Visitor Hours for the Buildings on Capitol Hill
Visitor Hours for the Buildings on Capitol Hill.

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Stephen T. Ayers, FAIA, LEED AP, Architect of the Capitol
On February 24, 2010, President Barack Obama nominated Mr. Ayers to serve as...

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AOC employees plan renovations to Representative Tammy Duckworth's Office
A team of tradecrafts experts at the AOC transform an office into a completely...

Trades and Areas of Practice

  • Masonry
    The Architect of the Capitol (AOC) is responsible for the preservation and...
     
  • Gardeners
    AOC gardeners care for the grounds of the Capitol Building, the Congressional...
     
  • Maintenance Mechanics
    The Architect of the Capitol’s maintenance mechanics work around the clock to...
     
  • Electrical
    Across Capitol Hill AOC Electricians are responsible for thousands of miles of...
     

Employees in various trades such as electricians, plumbers, masons, and carpenters maintain the facilities and infrastructure in optimal condition. Gardeners and landscapre professionals create colorful displays and care for hundreds of acres of lawns and plantings. All of these efforts are directed at making the work of the Congress, the Supreme Court, and Library of Congress – and the experience of the millions of visitors annually – as smooth, efficient and enjoyable as possible.

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