diamond certified company certificate

Welcome Aboard!

We’re pleased to announce that the following companies have recently been awarded Diamond Certified. That means they’ve passed our rigorous 12-step rating process and scored Highest in Quality and Helpful Expertise®.


S G Auto Repair

(925) 350-6448


Services Performed: Auto Repair & Maintenance, Engine & Transmission Repairs, Suspensions & Brakes, Timing Belts, Electrical System Diagnostics, Tune-Ups

Areas Served: Contra Costa County, Including Richmond, San Pablo, El Sobrante, Pinole, Hercules and Martinez


1A Garage Doors, Inc.

(916) 237-1435


Services Performed: Garage Door Replacement & Repair, Garage Door Tune-Ups, Garage Door Opener Installation & Repair

Areas Served: Sacramento County and the Surrounding Areas, Including Davis, Elk Grove, Shingle Springs and Auburn


Expert Clean & Green

(415) 242-2428


Services Performed: Carpet & Upholstery Cleaning, Area Rug Cleaning, Tile & Grout Cleaning, Deodorizing, Fragrance-Free Cleaning, Mattress Cleaning

Areas Served: San Mateo County and San Francisco



(925) 350-6446


Services Performed: Insulation Removal, Replacement and Installation; Attic and Crawl Space Cleaning; Air Duct Replacement; Thermal Inspections; Radiant and Vapor Barrier Installation

Areas Served: East Bay, Including San Jose, San Mateo, Fremont, Santa Clara, Sunnyvale, Milpitas, Gilroy and Pleasanton




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