Spectra Company

What They Do

Water DamageMold

• Architect Consulting
• Architectural Woodwork
• Art Consulting
• Brick Repair & Repointing
• Build Façade
• Building Moving
• Concrete Repair
• Concrete Restoration
• Condition Assessment
• Conditions Analysis
• Design And Construction
• Door & Window Repair
• Façade Restorations
• General Contracting
• General Contractor
• Glazing Contractor
• Historic Preservation
• Historical Restoration
• Home Services
• House Build
• House Builders
• House Preservation
• Lathing And Plastering
• Maintenance Programs
• Masonry Contractor
• Masonry Repair
• Metal Repair
• Mold Remediation

In Their Own Words

Founded in 1985, Spectra Company is the largest specialty, historic contractor in the western United States offering a wide range of services including historic construction, materials restoration and preservation consulting. For over 30 years, Spectra Company has been entrusted with the rehabilitation of over 300 of the most cherished, historical, architectural and cultural landmarks in the country. Whether restoring an older historic property or adapting an existing building for reuse, Spectra Company’s comprehensive in-house preservation services team guides you through the construction, preservation and approval process, from beginning to end, every step of the way. Truly a one-stop shop.

Written by the business on its public profile. We have not verified these claims.

Before You Call Spectra Company

1. Do you take moisture readings every day and will you give me the drying log?
2. Are your technicians certified in water damage restoration?
3. Where do you think the moisture is coming from, and who fixes it?
4. Will you set up containment and negative air, and how will you protect the rest of the home?

California requires a state contractor license for most repair jobs over $1,000. Ask for the number and check it with the Contractors State License Board.

How Their Reviews Break Down

Counts from public listings as of September 23, 2026. A handful of reviews says less than a few hundred.

Read This While You Wait

• DIY with careWhat to Do in the First 24 Hours After Water DamageAn hour by hour plan for the first day after water damage. Make it safe, stop the source, document, remove water and start drying before mold can start.
• DIY with careSafe DIY Mold Cleanup for Areas Under 10 Square FeetA step by step method to clean up mold under 10 square feet safely, with the gear to buy, what to throw away, why bleach is not the default, and when to stop.
• DIY friendlyWasher, Dishwasher, Fridge and Toilet Supply Line LeaksHow washer hoses, dishwasher lines, ice maker tubing and toilet supply lines fail, how to clean up each kind of leak, and how to replace a line yourself.
• DIY with careAttic Mold on Roof Sheathing, Causes and FixesWhy mold grows on attic roof sheathing, how to find the cause, the fixes that stop it for good, and how to tell a cosmetic stain from a roof that needs work.