Independently Rated Highest in Quality
S i x t h                              Consecutive Year        
Originally Earned:
July 2004
We declare that Collier Warehouse, Inc. HAS QUALIFIED for and continues to meet the Ongoing Research and Rating Requirements for Diamond Certified® status.
Certificate #428
(415) 920-9720
90 Dorman Avenue
San Francisco, CA 94124

Collier Warehouse, Inc. established in 1977, has been dedicated to supplying contractors, architects, owners and developers with the highest quality products and services available for residential and commercial projects throughout Northern California.

They started the company by focusing on skylights as their primary product. As the customer needs grew, windows, doors and solaria were added to their product line. They distribute many nationally known manufactures of these products. Their staff is factory trained in the various products and will provide you with information to help you select the right product for your project.

Collier Warehouse, Inc. keeps up with all of the innovative changes manufactures are making to their products. They are adding new products or product lines as new and innovative items are introduced into the market. Their showroom, located at 90 Dorman Avenue in San Francisco, has full size displays of many of their products for your review.

They are one of the Bay Area’s largest dealers of their products. Collier Warehouse, Inc. will provide you with competitive pricing without sacrificing customer service.

Company Philosophy

"Collier Warehouse, Inc. - Core Values; Professional – We will promise what we can deliver and deliver what we promise. Fairness – Treat people fairly and honestly. Responsibility – Take ownership. Attitude – Think and act positively. Quality – Do it right."

Serving Northern California

Doors
Windows
Skylights
Solariums
Installation
Sales
Commercial
Residential 

Map

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Findings based on statistically reliable research from 241 surveys

Customer Satisfaction

Survey Question: On a scale of 1 to 10 how satisfied were you with the quality you received?
Chart.

Company Credentials

Workers Compensation
Liability Insurance
License Verification
Business Practices
Current Complaint File

Customer Loyalty

Survey Question: If you needed this product or service in the future, would you use this company again?
Chart.
94%
n = 241

Diamond Certified Qualification

Based on 241 customer surveys, we declare
Collier Warehouse, Inc.
has passed all rating steps and has earned
The Diamond Certified Award
No. 428
Continuously qualified since July 2004.
David Pak
Director of Ratings Research
American Ratings Corporation

Verbatim Survey Responses From Only Verified Customers

"Their prompt service, and they knew what they were doing."

–A.T.C.

"I liked their customer service and their price. They had good information about the products that they sell. They explained all of the details. I thought they did a really good job."

–B.C.
Research conducted by American Ratings Corporation. Ratings Methodology

Company Capabilities Table

Collier Warehouse, Inc.
90 Dorman Avenue
San Francisco, CA 94124
(415) 920-9720
(415) 920-9727 fax

SHOWROOM
Mon - Fri: 8am - 5pm

Serving Northern California
483664
Liability Insurance, Worker's Compensation

David Freer and Paul Akin, Owners