- Nicholas Copernicus University, Torun, Poland, specializing in preservation of architectural monuments, 1973-1979
- State High School for the Visual Arts, Kielce, Poland, 1964-1969
- 16th Century Palace in Szydlowiec, Kielce – conservation of decorative architectural elements (sand stone)
- 17th Century Dominican Convent in Checiny, Kielce – conservation and restoration of murals, plaster decoration and architectural limestone sculptures.
- 14th Century church in Wislica, Kielce -conservation and restoration of Heraldic Decoration on the church steeple, restoration of carved and polychromed key stone.
- 14th Century City Hall in Szczecin – conservation and restoration of murals, restoration of the 16th C. plaster portal.
- Palace Museum in Kruszyna, Lodz – conservation and restoration of Poczet – the collection of paintings of Poland’s kings.
- 16th C. “Lorethan House” in Gobtb, Lublin – conservation and restoration of the twelve Terracotta Statues of the Prophets.
- 17th Century Castle in Wisnicz Nowy, Krakow – conservation and restoration of marble portals.
- The Royal Palace in Warsaw – conservation and restoration of carved marble mantels.
- 16th Century Saint Florian’s Church in Korytnica, Kielce – conservation and restoration of murals.
- The Opera House in Claremont, New Hampshire – restoration of carved plaster decoration and stenciled decorative painting on ceilings and walls.
- Restoration of 17th, 18th, and 19th Century paintings for Old Warsaw Galleries and private clients.
- The Bell House, Georgetown, Washington, D.C. -restoration of woodworking, marble mantels and reconstruction of plaster decoration with floral motifs.
- George Eastman House, Rochester, New York -restoration of interiors, including complete reconstruction of two plaster ceilings with ornate decorations, restorations of three marble mantels, and stone walls.
- Eliza Parke Custis Law’s House in Episcopal High School, Alexandria, Virginia (called Hoxton House) – conservation and restoration of Federal interior (woodworking, compo and plaster decorations).
- Lord Fairfax House, Old Town Alexandria, Virginia – conservation and restoration of early 19th Century interior (woodworking, compo and plaster decorations).
- Dining Room, Department of the Interior, Washington, D.C. – conservation and restoration of murals painted by Native American artists.
- Department of the Treasury, Washington, D.C. – conservation and restoration of murals.
- The White House, Washington, D.C. – conservation and restoration of an early mural painting of the White House by R. Porter.
- The Blue Room, The White House, Washington, D.C. – conservation and restoration of Carrara marble mantle.
- Bussard House, Maryland, -reconstruction of grained finish on woodworking (interior).