Independently Rated Highest in Quality
F o u r t e e n t h
Consecutive Year
Originally Earned:
June 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. provides and installs windows, doors, storefronts, skylights, and solariums for residential and commercial building projects throughout Northern California. The company supplies homeowners, contractors, architects and developers with high-quality products from national manufacturers, including Marvin windows, Fleetwood doors and Arcadia storefronts.

Owners David Freer and Paul Akin established Collier in 1977 to primarily focus on skylights, but as their customer base grew, so did their list of services. Mr. Freer and Mr. Akin make sure their staff is factory-trained to provide customers with the necessary information to make the right choices for their projects.

Collier strives to stay current on innovative product changes in the building industry. “We’re always adding new products as they’re introduced to the market,” says Mr. Freer. The company’s San Francisco showroom has full-size displays of many of its products, so customers can review them and see their applications before making a final decision.

Company Philosophy

“Our core values are very important to us and are the foundation of our operation. Professionalism— we promise what we deliver and deliver what we promise. Fairness—we treat our customers fairly and honestly. Responsibility—we take complete ownership of our work. Attitude—we think and act with positivity. Quality—we aim to do the job right, every time.”

Serving Northern California

Doors
Windows
Skylights
Solariums
Installation
Sales
Commercial
Residential 

Comparative Summary

Maintaining customer satisfaction is a crucial aspect of any business, but it’s even more important for window and door installation companies that have earned the prestigious Diamond Certified award. For Collier Warehouse, Inc., the key to achieving and maintaining high levels of customer satisfaction is simple: draw upon its three-plus decades of industry experience to provide its clients...

Frequently Asked Questions

Q: Do you install the products you sell?
A: "We install about half of the products we sell, including windows. We also sell products directly to contractors who perform installations. "
Q: Can you help me determine which types of windows are best for my situation?
A: "Absolutely. Once we learn what you want to accomplish, we’ll help you find window products that meet your budget and design preferences. "
Q: When will you deliver my new windows and doors?
A: "Delivery time can be anywhere from two to 20 weeks, depending on the product. We custom-order every item to fit the specific needs of our customers, so it takes longer to get windows and doors because we don’t keep those types of produ...

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Industry Info

If you want to brighten up your home, consider installing skylights or sun tunnels.
Owners of older homes (and even some modern homes) often complain about a lack of lighting and windows that are too small to bring in enough natural light. Luckily, there’s an easy fix to those problems: skylights. “Skylights are a great...
Findings based on statistically reliable research from 339 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 = 339

Diamond Certified Qualification

Based on 339 customer surveys, we declare
Collier Warehouse, Inc.
has passed all rating steps and has earned
The Diamond Certified Award
No. 428
Continuously qualified since June 2004.
David Pak
Director of Ratings Research
American Ratings Corporation

Verbatim Survey Responses From Only Verified Customers

S. C. S. C. Verified Customer Name
"Tony never misses a thing. He always does my widows. He gets all the details. "
Research conducted by American Ratings Corporation. Ratings Methodology

Diamond Certified® Video Profile

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

David Freer and Paul Akin, Owners
483664
Liability Insurance, Workers' Compensation
Doors, Windows, Skylights, Solariums, Installation, Sales, Commercial, Residential

Photo & Video Gallery

Survey Responses For

Collier Warehouse, Inc.

Collier Warehouse, Inc.: Average 8.7 out of 10 based on 339 unique customer surveys of customer satisfaction.
S. C. S. C. Verified Collier Warehouse, Inc. Customer Name
Q1:10 out of 10
Q2:Yes
Q3 & Q4:

"My sales guy is just the best. His name is Tony. "

"Tony never misses a thing. He always does my widows. He gets all the details. "

N. B. Verified Collier Warehouse, Inc. Customer Name
Q1:10 out of 10
Q2:Yes
Q3 & Q4:

"Good customer service, good prices, and quality merchandise"

"They carry Fleetwood windows and their pricing is pretty good on other things too."

G. G. G. M. C. Verified Collier Warehouse, Inc. Customer Name
Q1:10 out of 10
Q2:Yes
Q3 & Q4:

"They are reliable and they have good product."

"We use them for windows and doors and they have quality merchandise."

A. B. M. D. Verified Collier Warehouse, Inc. Customer Name
Q1:10 out of 10
Q2:Yes
Q3 & Q4:

"Professional and friendly staff"

"Nice showroom and the fact that the customer service was very good"

D. S. F. Verified Collier Warehouse, Inc. Customer Name
Q1:10 out of 10
Q2:Yes
Q3 & Q4:

"I'm a general contractor and I use them for windows and doors."

"They often have everything in their selection that the architects specify needing in the plans."

O. B. I. Verified Collier Warehouse, Inc. Customer Name
Q1:10 out of 10
Q2:Yes
Q3 & Q4:

"I would recommend them for sure."

"I think their service is very good."

J. M. C. Verified Collier Warehouse, Inc. Customer Name
Q1:10 out of 10
Q2:Yes
Q3 & Q4:

"They're a good company to work with."

"I am very satisfied with their work and pricing."

Linda G. Verified Collier Warehouse, Inc. Customer Name
Q1:10 out of 10
Q2:Yes
Q3 & Q4:

"You have to stay on top of them. I was very happy with the windows, but they would say they were going to call and then they wouldn't call. They came and took the windows out. It took them two days to frame the windows. The workmen were great. The job was good. I'm not unhappy with my experience."

"I thought everyone who worked for them was great. I paid half up front and half after. It took 3 weeks for them to send me a bill. I have never had anyone wait that long to bill me."

Delfina M. Verified Collier Warehouse, Inc. Customer Name
Q1:10 out of 10
Q2:Yes
Q3 & Q4:

"I would say that they are very knowledgeable. Other people with the same product weren't able to answer our questions like Collier did."

"The knowledge that their people had"

Paul S. Verified Collier Warehouse, Inc. Customer Name
Q1:10 out of 10
Q2:Yes
Q3 & Q4:

"I would highly recommend them."

"The guy came out and measured the windows and his knowledge was amazing."

Martine K. Verified Collier Warehouse, Inc. Customer Name
Q1:10 out of 10
Q2:Yes
Q3 & Q4:

"It's high quality work and these guys know what they're doing."

"They are tremendously experienced. Everything was executed perfectly."

Jim C. Verified Collier Warehouse, Inc. Customer Name
Q1:10 out of 10
Q2:Yes
Q3 & Q4:

"How polite and reliable they were"

"They are very friendly and very knowledgeable."

Rick D. Verified Collier Warehouse, Inc. Customer Name
Q1:10 out of 10
Q2:Yes
Q3 & Q4:

"They were easy to work with and easy to do business with."

"It is not like dealing with Home Depot. I deal with people who actually know what windows are."

Jon L. Verified Collier Warehouse, Inc. Customer Name
Q1:10 out of 10
Q2:Yes
Q3 & Q4:

"Professional, honest, and efficient"

"They were very direct and gave me exactly what I wanted at a better price."

Tony L. Verified Collier Warehouse, Inc. Customer Name
Q1:10 out of 10
Q2:Yes
Q3 & Q4:

"I have had a good experience."

"They are service-oriented."

Elizabeth M. Verified Collier Warehouse, Inc. Customer Name
Q1:10 out of 10
Q2:Yes
Q3 & Q4:

"It is a great place for Fleetwood."

"They have what I need."

Mark R. Verified Collier Warehouse, Inc. Customer Name
Q1:10 out of 10
Q2:Yes
Q3 & Q4:

"Trustworthy, reliable, and great product"

"Trustworthy, reliable, and great product"

Lara C. Verified Collier Warehouse, Inc. Customer Name
Q1:10 out of 10
Q2:Yes
Q3 & Q4:

"Great service"

"I think the products availability, I have used them for several years."

Nicole B. Verified Collier Warehouse, Inc. Customer Name
Q1:10 out of 10
Q2:Yes
Q3 & Q4:

"Do a little research and know what you are looking for, but they are very helpful for fine-tuning the decision-making process."

"For me, it was a straightforward process. I worked with Rick Devof and he was very helpful and very patient. Overall, it was a good experience. I was pretty satisfied."

Doitel O. Verified Collier Warehouse, Inc. Customer Name
Q1:10 out of 10
Q2:Yes
Q3 & Q4:

"Just try them out."

"I like the products that they offered. I purchased a specific product and they were good about the installation."