Founded in 1985, the company's main construction focus is Historic Restoration/Preservation, including waterproofing, concrete/masonry, and selective demolition/abatement. As a pioneer and leader in California, Spectra Company is committed to the protection and preservation of our country's most cherished architectural, historic and cultural landmarks. We offer diverse expertise, strong technical knowledge, and expert consultation. We value our staff, crews and customers, and realize that people are the key to our success.

Spectra Company is a certified Women's Business Enterprise (WBE) and Small Business Enterprise (SBE).