diamond certified company certificate

Companies must pass rigorous rating standards to earn Diamond Certified. Photo: American Ratings Corporation ©2019

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®.

Mr. Pavers Contractor Services, Inc.

(415) 523-6065


Services Performed: Paving Stone Installations, Driveways and Walkways, Patios, Concrete Retaining Walls

Areas Served: The Bay Area


NIC Plumbing Co.

(650) 288-6749

(916) 796-0175


Services Performed: Plumbing Installation and Repair, Traditional and Tankless Water Heaters, Pipe Installation and Repair, Gas Line Services

Areas Served: San Mateo and Santa Clara Counties


Home Tech Electric

(510) 398-0711


Services Performed: Electrical Repairs, Installations and Maintenance; Troubleshooting; Electrical Panel Replacement; Rewiring; Energy-Efficient Lighting Upgrades; Surge Protection

Areas Served: The East Bay, South Bay and North Bay


Attic Pros, Inc.

(510) 771-7966


Services Performed: Attic and Crawl Space Cleaning, Attic and Crawl Space Insulation Removal and Replacement, Weather Proofing and Rodent Proofing, Attic Fan Installation, Radiant Barriers

Areas Served: The Greater Bay Area


New Air Plumbing and Drain

(408) 840-3954


Services Performed: Sewer and Drain Cleaning, Plumbing Repairs and Installations, Repiping, Gas Line Services

Areas Served: Santa Clara County


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