Waterproofing | Los Angeles Conservancy

Waterproofing

Bielski Specialty Services

Bielski has specialized in the restoration, cleaning, patching, faux repairs & repair of historical concrete, masonry, stone & terra cotta surfaces since 1985.

Simpson Gumpertz & Heger Inc.

Simpson Gumpertz & Heger – helping to preserve California’s historic landmarks for over 35 years. SGH combines structural and building enclosure engineering with in-house laboratory services to provide a comprehensive approach to assessment and restoration.

Wiss, Janney, Elstner Associates, Inc.

Working within preservation guidelines and standards, Wiss, Janney, Elstner Associates’ structural, architectural, and conservation professionals balance the need to provide practical, long-term solutions with the ability to conserve a structure’s historic fabric in a sensitive way.