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

Featured

The Rayburn House Office Building, completed in early 1965, is the third of three office buildings constructed for the United States House of Representatives.
The Rayburn House Office Building, completed in early 1965, is the third of...

Featured

A crowd of people visiting the Capitol during visitor hours
Please note: Many of these Capitol Hill buildings are working office buildings...

Featured

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...

Featured

The AOC is responsible for nearly 600,000 square feet of windows
Architect of the Capitol Stephen T. Ayers reflects on the almost 600,000 square...

Senate Superintendent's Office

Senate Superintendent's Office

Senate Superintendent's Office

Working around the clock, 24 hours a day, seven days a week, the men and women of the AOC Senate Superintendent Office are dedicated to serving the United States Senate by ensuring the historic fabric of the buildings are maintained while meeting modern and evolving workplace needs.

The Senate Superintendent’s Office, led by Superintendent Takis Tzamaras, is comprised of a variety of skills and trades including the operation of the air conditioning, cleaning, labor, electrical, elevator, fire/electronics, health and fitness facilities, masonry, painting and refinishing, plumbing, sheet metal, subway, furniture, upholstery, and wood crafting.

These skilled tradespersons work behind the scenes providing services to the Senate that include: ensuring a safe and comfortable indoor environment; preserving historic structures; maintenance, repair, and construction; and furnishing and care of office suites.

The three primary Senate office buildings, outside of the U.S. Capitol, total more than 2.7 million square feet and include the Russell, Dirksen and Hart Senate Office Buildings.

Need Assistance?

Contact the Senate Superintendent Service Center 24 hours a day, seven days a week, at 202.224.3141.

Online Service Request (must be connected to Capitol Hill network to access link)

Project Updates

Stay up to date on projects underway across Capitol Hill.