L.C Allegrone Masonry Inc.

Restoring the Past for the Future

Honoring heritage through craftsmanship and preservation since 1921.

Where Craftsmanship Meets Preservation

Allegrone Masonry restores, preserves, and protects historic and contemporary structures throughout the Northeast. Backed by decades of experience, our team delivers high-quality masonry restoration, facade repair, and building envelope solutions that extend the life of your property while preserving its character.

Historic Restoration & Preservation

Historic structures require specialized knowledge, skilled craftsmanship, and a commitment to preserving architectural integrity. Allegrone Masonry partners with owners, architects, and preservation professionals to restore and protect historic buildings through carefully planned, technically sound restoration solutions.

From masonry repair and repointing to façade stabilization, waterproofing, and building envelope restoration, our team combines traditional preservation techniques with modern restoration technologies to extend service life while maintaining the character and significance of each structure. 

Landmark Preservation

Preserving historic landmarks requires more than restoration expertise. It demands a deep understanding of traditional building materials, historic construction methods, and the responsibility of protecting architecturally significant structures for future generations. Allegrone Masonry specializes in the restoration and preservation of historic buildings, combining time-tested craftsmanship with modern restoration techniques to ensure lasting performance while maintaining historic integrity.

Why Historic Restoration Matters

Historic restoration protects the architectural character, cultural significance, and long-term performance of our most valued buildings. As structures age, masonry, stone, and building envelope systems require specialized care to address deterioration while preserving original materials and craftsmanship. Through careful planning, skilled restoration, and preservation-focused solutions, we can help extend the life of historic landmarks, ensuring they remain safe, functional, and meaningful for generations to come.

 

Case Study: The Vanderbilt Mansion

As one of the Hudson Valley's most significant historic estates and a designated National Historic Site, the Vanderbilt Mansion requires ongoing preservation to protect its architectural character and historical legacy. Allegrone Masonry's exterior envelope rehabilitation restored critical building components, addressed deterioration, and helped safeguard the structure from future weather-related damage.

Allegrone's Building Restoration & Preservation Services

For decades, Allegrone Masonry has helped preserve some of the region's most important historic structures. Our goal is not simply to repair buildings, but to protect the craftsmanship, history, and cultural significance embedded within them, ensuring they continue to serve their communities for generations to come.   
 
Through detailed assessments, material analysis, and carefully executed repairs, we address deterioration at its source, extending the life of the building while preserving its historic character. Whether restoring a landmark façade, repairing ornamental masonry, repointing historic brickwork, or rehabilitating an aging building envelope, our team delivers solutions designed for long-term durability and preservation.
  • Concrete Repair and Replacement
  • Expansion Joint Replacement
  • Façade Restorations
  • Jahn Repairs
  • Structural Concrete Repair Property Condition Assessments
  • Waterproofing & Weatherproofing
  • Roofing Tie-In & Repairs
  • Plaza Restoration
  • Thru-wall Flashing
  • Grout Injections
  • Architectural Coating
  • Envelope & Historic restoration

Culture of Safety

Safety is embedded in every phase of our work. Whether performing façade restoration at height, working on occupied facilities, or preserving historic structures, our teams are trained to identify and mitigate hazards proactively while maintaining the highest standards of craftsmanship and execution.