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41 Years
experience
Your Trusted Partner for Historic Construction Solutions
Founded in 1985, Spectra has established itself as a leader in historic preservation, restoration, and rehabilitation across the Western United States. With over 30 years of experience, we specialize in historic construction, materials restoration, and preservation consulting, serving as the trusted partner for over 300 cherished cultural and architectural landmarks. Our team of 150+ in-house builders, craftsmen, and preservation professionals self-performs the entire spectrum of restoration services, ensuring unmatched quality control and expertise.

We combine deep technical knowledge of Secretary of Interior standards with innovative methodologies to deliver solutions that respect historical integrity while meeting modern requirements. Our commitment to excellence is reflected in our collaborative approach, value engineering capabilities, and dedication to revitalizing communities through meticulous preservation work.
Services
General Contracting Materials Restoration Preservation Consulting Conservation Faade Rehabilitation Structural Retrofit Self-Perform Services
Details
  • Year established: 1985
Highlights and features
  • We have 30+ years of specialized experience in historic preservation projects
  • Our 150+ in-house craftsmen ensure complete quality control over all work
  • We self-perform 100% of restoration services including specialty trades
  • Our team includes certified preservation architects and materials experts
  • We maintain strict compliance with Secretary of Interior standards
What people say
Fantastic job Attentiveness Preservation expertise Award-winning team Quality control
Services
General Contracting
Spectra provides comprehensive general contracting services for historic structures, combining preservation expertise with construction management excellence. Our team of architects, estimators, and project managers delivers preconstruction planning, existing conditions analysis, and scope development while maintaining strict adherence to preservation standards. We specialize in minimizing project risk through value engineering and budget optimization for sensitive historic rehabilitation projects.
Materials Restoration
Our materials restoration division specializes in preserving original building components critical to maintaining architectural character. With experts in adobe, woodwork, brick, concrete, and decorative elements, we employ traditional craftsmanship combined with modern techniques. Services include condition assessment, material testing, and implementation of restoration procedures that meet national preservation guidelines while ensuring structural longevity and historical accuracy.
Preservation Consulting
Spectra's preservation consultants offer expert guidance through all project phases, from feasibility studies to final approvals. Our team combines architectural history knowledge with construction expertise to develop cost-effective preservation strategies. Services include condition assessments, historic tax credit documentation, and compliance with Secretary of Interior standards while balancing budgetary and scheduling requirements for complex rehabilitation projects.
Faade Rehabilitation
We specialize in restoring historic faades using in-kind materials and modern reinforcement techniques. Our services include structural improvements, ornamental replication with GFRC/FRP, and restoration of windows, doors, and decorative elements. Certified glazing contractors handle complex waterproofing and seismic retrofitting while maintaining visual authenticity, ensuring both aesthetic preservation and structural integrity for landmark buildings.
Structural Retrofit
Our structural retrofitting solutions preserve historic character while meeting modern safety standards. Specializing in seismic upgrades using steel frames, shotcrete, and wood framing anchors, we implement reinforcement strategies that maintain architectural integrity. Services include assessment of unreinforced masonry and non-ductile concrete structures, with customized retrofit plans that balance preservation requirements with contemporary engineering standards.
Questions
What types of historic structures do you specialize in?
We specialize in all types of historic buildings including civic landmarks, cultural institutions, residential properties, theaters, religious structures, and commercial buildings across the Western United States.
Do you handle both interior and exterior restoration?
Yes, we provide comprehensive restoration services covering both interior and exterior elements including materials conservation, structural systems, and decorative features.
What preservation standards do you follow?
We strictly adhere to Secretary of Interior standards and collaborate with national preservation organizations to ensure compliance with best practices in historic conservation.
Can you handle emergency stabilization of historic buildings?
While we don't offer 24/7 emergency services, we provide scheduled stabilization work as part of comprehensive preservation projects following assessment of urgent structural concerns.
Do you work with historic tax credits?
Yes, our preservation consultants assist with documentation and compliance requirements for historic tax credit applications as part of our consulting services.
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