About US


Schnabel Conservation L.L.C.

Founded in 2006 by Lorraine Schnabel, Schnabel Conservation L.L.C. is an architectural conservation firm specializing in historic masonry. We provide consulting services to architects, engineers,  building owners, contractors and conservators for projects such as:


  • Building envelope condition assessments
  • Construction documents for masonry restoration
  • Historic structures reports
  • Preservation master plans
  • Materials analysis and testing
  • Sculpture, monument, and cemetery assessment


We have experience with all kinds of stone and masonry including:

Limestone               Brick
Marble                      Concrete

Brownstone           Terra Cotta
Serpentine              Cast Stone
Granite                      Stucco

Our focus is treatment development through careful on-site observation and targeted materials testing coupled with comprehensive review of available repair materials.

Materials analysis and testing services include:

  • Mortar analysis (petrographic and acid digestion)
  • Stone identification and testing
  • Treatments for masonry cleaning and repair
  • Coating removal tests


Schnabel Conservation L.L.C. is a woman-owned business, and a certified WBE in New Jersey and Philadelphia. Lorraine Schnabel is a Fellow of the American Institution of Historic and Artistic Works (AIC).

110 Kensington Avenue
Trenton, NJ 08618

lorraine @ schnabelconservation .com

609-394-7877