diamond certified company certificate

Companies must pass rigorous rating standards to earn Diamond Certified. Photo: American Ratings Corporation ©2020

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®.


Gruber Painting

(650) 741-0231


Services Performed: Interior and Exterior Painting, Cabinetry Painting, Color Consultations

Areas Served: San Mateo and Santa Clara Counties


ABC Cooling, Heating & Plumbing

(408) 389-5058


Services Performed: Indoor Air Quality; Duct Cleaning; HVAC Installation, Maintenance & Repair; Plumbing Repair; Traditional and Tankless Water Heaters; Home Energy Audits

Areas Served: Santa Clara, San Mateo, Alameda and Contra Costa Counties


Davis Roofing Group

(916) 229-6192


Services Performed: Residential Reroofing & Repair, New Roof Installations, Roof Maintenance & Inspections, Debris Removal & Gutter Cleaning

Areas Served: The Greater Sacramento Valley


The Magic Mop, Inc.

(510) 992-4011


Services Performed: House and Small Office Cleaning; Weekly, Biweekly and Monthly Cleaning; Spring Cleaning; Move-in and Move-out Cleaning; Special Event Cleaning

Areas Served: Alameda and Santa Clara Counties


Arborist Now, Inc.

(415) 801-4087


Services Performed: Tree Selection and Planting; Tree Maintenance, Trimming and Pruning; Tree Structure Evaluation; Stump Grinding and Removal; Storm Damage Assistance and Cleanup; Landscape Design and Maintenance; Hardscapes and Retaining Walls; Irrigation Installation and Repair

Areas Served: San Francisco, Alameda, Marin and San Mateo Counties


Steve Daniel Construction Inc.

(916) 229-9554


Services Performed: Residential and Commercial Remodeling, Commercial Tenant Improvements, ADA Bathrooms, Fire and Water Damage Restoration

Areas Served: The Sacramento Area


Diamond Image Pool Service

(707) 219-8326


Serviced Performed: Pool Cleaning and Repair, One-Time Cleanouts and Startup Cleaning, Pool Inspections

Areas Served: Solano and Napa Counties


Terranova Construction

(415) 523-5726


Services Performed: Kitchen & Bathroom Remodeling, Residential & Commercial Renovations, Home Additions

Areas Served: Marin County and San Francisco


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