Joseph Sembrat
VP of Conservation
Principal Conservator
(301) 758-9685

Joseph Sembrat has been immersed in the conservation field for over three decades. He co-founded one of the country’s leading historic preservation firms, Conservation Solutions, Inc., which was acquired by EverGreene in 2018. 

Throughout his career, Joe has applied his exceptional materials conservation expertise. Certified by the Laser Institute of America, Joe was involved in laser ablation of the U.S. Capitol and the Jefferson Memorial in Washington D.C.

An accomplished author and presenter, Joe continuously conducts research and speaks on preservation topics with special focus on the latest industrial research and its applicability to conservation treatments. 

Joe holds a M.S. in Historic Preservation from Columbia School of Architecture, Planning and Preservation, and a B.A. in Art History from the University of Pennsylvania. He is a Fellow of the American Institute for Conservation (AIC), and holds active memberships in the Association of Preservation Technology (APT) Western Chapter, the Canadian Association of Heritage Professionals (CAHP), and the Canadian Association of Professional Conservators (CAPC.)



Mare Island Alden Park - Mast Arm
Centennial Hall
UCLA Nimoy Theatre
Kaleidoscreen Sculpture
Kennedy Space Center T-38 Talon Aircraft
World War II Memorial
Winged Victory Sculpture
Egyptian Theatre
7th Street Theatre Façade Restoration
Leimert Theatre
James J. Hill House
Henry Moore - Vertebrae Sculpture
Back in a Moment Sculpture
New Mexico Museum of Art
Louisville Water Tower Statues
South Extension - House of Representatives Wing
Jumbo Sculpture
KSC Titan II Rocket Engine
KSC F-1 Engine Prototype
LA Tower Theatre
Saturn 1B Restoration
Mercy Housing Mural Relocation
Art In Public Places Murals
National Museum of African American History & Culture
Los Angeles City Hall
Entry Vestibule & Grand Waiting Room
Fort Jefferson, Dry Tortugas Lighthouse
USC University Park Sculptures
Santa Barbara County Courthouse Main Arch Cleaning
Ticketing Concourse
Los Angeles Theatre
California Science Center A-12
CA Science Center Douglas DC-3-G202A
Arlington Cemetery Flagpoles
Mercy Housing Mural Assessment
Warner Theatre, Torrington
Art Museum Gallery Wood Floor Restoration
Cornice Treatment
Saturn V Display Conservation
South Extension Pediment Sculpture
North Extension Pediment Sculpture
Oregon State Capitol
Marymoor Park Wooden Sculptures
Bear River Monument
Kansas State Capitol House & Senate Chambers
Kansas State Capitol
J. W. Fiske Company Fountain
David Statue
War & Peace Sculpture Replicas
Iwo Jima Monument
Applied Physics Missiles
Apollo Lunar Roving Vehicle "Grover"
Skylab Test Module
Saturn V Rocket Assessment
Saturn V Rocket
RMS Titanic Big Piece
RMS Titanic Eccentric Strap
RMS Carpathia Objects
Iwo Jima Monument Assessment
St. Cecilia's Cathedral - Decorative Bronze
Saturn V Rocket Conservation & Display
Kansas State Capitol Architectural Metal
North Extension - Senate Wing
Atlantis Space Shuttle
U.S. Air Force Memorial
North & South Stair Metalwork
Allied Textile Printing
Saturn V Rocket Display
Kansas State Capitol Senate Chamber
Rocket, Missile Stands & Launchers