Mark Rabinowitz
VP of Conservation
Principal Conservator
MId-Atlantic & Southeast
+1 301 943 8249

Mark holds decades of experience in the assessment, testing and treatment of major historic and artistic works in the US, Canada and the Caribbean. First trained as a sculptor, he has worked on preservation of monuments, sculptures, historic structures, fountains, industrial artifacts, historic sites and collections.

Significant projects include assessments of the Carnegie Library, Washington, DC, assessment the Atlantis Space Shuttle and A-12 CIA spy plane, the assessment of the Egyptian Obelisk in New York City, treatments of bronze and marble at the US Capitol US, Dept of Commerce and US Supreme Court buildings, treatments of iron and aluminum at the US Dept. of Justice building, treatment of stone of the West Block of the Canadian Houses of Parliament., assessments and treatments of the Grant, Lincoln, and WWI Memorials on the National Mall, conservation of monuments in Arlington and other National Cemeteries around the country, restoration of major elements of Louis Comfort Tiffany’s Laurelton Hall, conservation of works for the Brooklyn, Metropolitan Museums in NYC the Smithsonian Institute and National Gallery of Art in Washington, DC, Crystal Bridges Museum, Morse Museum, the Biltmore Estate, Rockefeller’s Kykuit, Doris Duke’s Rough Point, Vizcaya Museum & Gardens and hundreds of other Federal, State and Local sites throughout North America.

Mark is a graduate of Rhode Island School of Design in Providence, RI, He holds a degree Bachelor of Fine Arts, Sculpture and worked as a sculptor for the first sixteen years of his career. Mark is a Fellow of the American Institute for Conservation (AIC) and Fellow of the American Academy in Rome.



Homer's Lyre, Cleaning & Repair
Lockwood House
Rye Meeting House
U.S. Public Health Service Building
Pergola Dome Restoration
NASc Einstein Sculpture Maintenance
Memorial Belltower Tablet
St. Paul's Episcopal Church
Metronome - One Union Square
Exterior Stone & Metal Preservation Maintenance Manual
Jefferson Memorial
Navy Yard Building B
Orton Hall Extension Envelope Assessment
Chesapeake and Ohio Canal Bridge
Minnesota State Capitol Quadriga
Federal Building Limestone Facade Assessment
Vanguard II and Vanguard III Satellites
Macy's Eagle Base
Russell Senate Building
US Capitol Campus Metals Inventory
West Virginia State Capitol Sculptures
Coral Gables Lampposts
Dumbarton Oaks Outdoor Assessment
Taft Bridge Lamposts
First Bank Tympanum
National Air & Space Museum Aircrafts
Lipton Cup
Art Museum Gallery Wood Floor Restoration
U.S. Capitol Plaster Sculptures
U.S. Holocaust Memorial Museum
Valley Forge Paint Analysis
Fleischmann Fountain
Emancipation Proclamation & Bethune Monuments
Buchanan Memorial & Serenity Statue
Cheekwood Fountain Treatment
Ringling Museum of Art Cornice Treatment
South Extension Laser Cleaning & Marble Consolidation
South Extension Pediment Sculpture
North Extension Pediment Sculpture
Jenny Holzer Art Installation Relocation
Marymoor Park Wooden Sculptures
Carnegie Library Façade Restoration
Rubens Gallery
Atlas Statue
Kansas State Capitol House & Senate Chambers
Kansas State Capitol
George Fink Studio Assessment
Light Dispelling Darkness Fountain
David Statue
Masonry Study At Former U.S. President Residence
Venus de' Medici Sculpture
Ringling Museum of Art - Ca' d'Zan
Historic Stone Fireplace Mantels
Iwo Jima Monument
Carnegie Library Condition Assessment
Ringling Museum of Art Historic Lanterns Treatment
McMillan Slow Sand Filtration Plant
Ringling Museum of Art Service Gates
Clement Meadmore's Curls Sculpture
Miami Beach Community Church Paint Analysis
Iron Gates Assessment
Miami Beach Community Church Assessment
Iwo Jima Monument Assessment
St. Thomas Altar
Saturn V Rocket Conservation & Display
Fort Christian
Central Park Egyptian Obelisk
Biltmore Estate Outdoor Sculpture Collection
Kansas State Capitol Architectural Metal
Sherman Memorial
Riverside Church
Art Deco Lead Fountain
Lead Sculptures Collection
Ulysses S. Grant Memorial
Isamu Noguchi's Slide Mantra Sculpture
Gabriel Loire Windows
Ximenez-Fatio House Museum
North Extension Laser Cleaning & Marble Consolidation
Washington Square Arch
Neptune Fountain
Allied Textile Printing
Kansas State Capitol Senate Chamber
Tiffany's Daffodil Terrace & Fireplace
Flagler Memorial Monument
Coral Gables Museum
18th Century Brass Graphometer