DiBara Masonry is a fourth-generation masonry company in Los Angeles specializing in repairs, restorations, and new installations of stone, block, brick, concrete, and pavers. Their masonry team can also perform a comprehensive range of waterproofing and sealing services.

Kaptive C&P is a full service historic masonry restoration and preservation firm with extensive experience in natural and man-made materials. We combine a background in art and architectural history with proven methodologies, products, and innovative thinking to achieve outstanding results within a project's budget.

RLA Conservation, Inc. provides professional preservation and conservation services for sculpture, monuments, contemporary and modern art objects, and historic architecture. We offer documentation, project management, material analysis, insurance claim assessments, maintenance, emergency response, and hands-on treatment on a wide range of cultural heritage materials.