Diamond Certified Resource Celebrates 25 Years of Quality Ratings With the Release of the 2026 Diamond Certified Directory to 840,000 Households

The brand-new Diamond Certified Directory features in-depth rating profiles of top rated local companies throughout the Greater San Francisco Bay Area. PETALUMA, Calif., April 29, 2026 /PRNewswire/ — Diamond Certified Resource is celebrating 25 years of helping consumers find top rated…