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Expert Drywall & Plastering Contractors in South San Francisco
Patrick J Ruane, Inc. has dedicated nearly a century to mastering the art of lath, plaster, and drywall craftsmanship. Founded by Irish immigrants in the early 1900s, our company built its reputation on iconic San Francisco projects like Coit Tower and the War Memorial Opera Building. Under Jim Ruane's leadership, we combine time-honored techniques with modern innovations to deliver exceptional results for historic restorations and contemporary constructions. Our artisans specialize in intricate finishes, structural fireproofing, and acoustical plaster systems, serving clients across California and Hawaii. Recognized by the National Trust for Historic Preservation, we remain committed to preserving architectural heritage while advancing industry standards.

With a workforce of skilled craftsmen, we tackle complex projects requiring precision and artistry. Our in-house casting department and documentation services ensure every detail meets exacting specifications. From metal stud framing to synthetic finishes, we provide comprehensive solutions tailored to each project's unique needs. This legacy of excellence continues to make us a trusted partner for discerning clients seeking unmatched expertise in plastering and drywall systems.
Services
Lath and Plaster Drywall Finishing Structural Fireproofing Metal Stud Framing Historical Renovation Acoustical Plaster Systems
Highlights and features
  • We offer 90+ years of specialized experience in lath and plaster craftsmanship
  • Our team restored National Trust for Historic Preservation award-winning projects
  • We maintain in-house casting and documentation departments for precision work
  • Our artisans handle complex finishes including Japanese, Venetian, and synthetic
  • We serve both historic renovations and modern construction projects
Services
Lath and Plaster
Our traditional lath and plaster techniques preserve historic buildings while meeting modern standards. We specialize in restoring architectural masterpieces like Coit Tower, using methods passed down through generations. Our team ensures structural integrity and aesthetic perfection for both restoration and new construction projects.
Historical Renovation
We specialize in preserving California's architectural heritage through meticulous historical renovations. Our work on the Palace Hotel earned national recognition from the National Trust for Historic Preservation. We combine archival research with hands-on craftsmanship to maintain original design elements while meeting contemporary safety requirements.
Acoustical Plaster Systems
Our acoustical plaster systems optimize sound quality in performance spaces and commercial buildings. We install specialized plaster formulations that enhance acoustic performance without compromising aesthetic appeal. This service meets strict technical specifications for venues requiring precise sound control.
Metal Stud Framing
We provide precision metal stud framing for commercial and institutional buildings. Our installations create perfect substrates for plaster applications, ensuring long-term durability and dimensional accuracy. This service supports both traditional and modern construction methods across diverse project types.
Structural Fireproofing
Our structural fireproofing solutions protect commercial buildings through specialized plaster applications. We apply fire-resistant materials that meet current building codes while maintaining structural aesthetics. This critical service enhances safety in high-occupancy and historic buildings across California.
People
Jim Ruane
Company Leader
Jim Ruane leads the company founded by his grandfather, continuing a century-long family tradition in plastering craftsmanship. He oversees operations while maintaining hands-on involvement in complex projects.
Questions
What types of projects do you specialize in?
We specialize in historic restoration projects and modern commercial constructions requiring specialized plastering techniques.
Do you work outside California?
Yes, we've completed projects in Hawaii and serve clients across the western United States.
Can you handle complex architectural finishes?
Our team specializes in intricate finishes including Japanese, Venetian, and synthetic plaster applications.
How does your historical experience benefit clients?
Our century-long expertise ensures proper preservation techniques while meeting modern building requirements for heritage structures.
What makes your company unique?
We combine traditional craftsmanship with modern technology through our in-house casting and documentation departments.
Do you handle both interior and exterior work?
Yes, we provide comprehensive plastering solutions for both interior and exterior building components.