Independently Rated Highest in Quality
E l e v e n t h
Consecutive Year
Originally Earned:
July 2007
We declare that Glass with Class HAS QUALIFIED for and continues to meet the Ongoing Research and Rating Requirements for Diamond Certified® status.
Certificate #1117
(707) 901-7956
5625 State Farm Drive, Suite 7
Rohnert Park, CA 94928
David Hurwitz, Owner

Glass with Class provides professional window washing services for residential and commercial clients in Sonoma and Marin Counties, including pressure washing, mini-blind and gutter cleaning, water stain removal and scratch repair, screen repair and replacement, and skylight cleaning. The company also cleans solar panels and removes paint, holiday lights, and other external accessories.

Owner Dave Hurwitz, who has more than three decades of window cleaning experience, founded Glass with Class in 1979. He started by going door-to-door to small businesses (while wearing a tuxedo, which is how the company got its name) and offering his services. Today, Mr. Hurwitz employs a crew of up to 12 employees.

Glass with Class uses environmentally-friendly washing materials and methods and drives biodiesel-fueled vehicles to jobsites. The company also provides free estimates and offers recommendations on window replacement, repairs and restoration. Mr. Hurwitz invites potential customers to visit www.thebestwindowcleaners.com to view pricing, discounts, videos and more.

Company Philosophy

“Our goal is to make our customers so pleased with our service that they call us for more work and recommend us to their friends, families, and neighbors. This job provides instant gratification—everything is dirty when we show up and clean when we leave—and we get a good feeling from knowing we’ve improved the aesthetic beauty of our clients’ homes or businesses.”

Serving all of Sonoma County including Santa Rosa, Windsor, Guerneville, Cotati, Sebastopol, Rohnert Park, Petaluma, Healdsburg and Cloverdale.

Window Washing
Commercial & Residential
Pressure Washing
Screen Repair & Replacement
Stain & Scratch Removal
Solar Panel Cleaning
Gutter Cleaning
Holiday Lights & Paint Removal

Comparative Summary

For David Hurwitz, owner of Glass with Class, window cleaning is an art form. Mr. Hurwitz’s company has been cleaning windows for residential and commercial clients in Sonoma and Marin Counties since 1979. He says his employees understand that window cleaning isn’t simply about running a squeegee across a pane. “We scrub and vacuum windows’ tracks. We wipe down frames and...

Frequently Asked Questions

Q: Do you use subcontractors?
A: "We have one subcontractor we sometimes use for water stain removal, but other than that, we use our own employees. Our core personnel are full-time and work year round. If needed, we hire temporary employees for the summer season, but they g...
Q: Do you carry insurance?
A: "Yes. We have a $1 million liability policy, and we carry workers’ compensation for all our employees."
Q: Are your employees drug tested?
A: "Yes. Working aloft is dangerous, and we can’t afford mishaps."

Map

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Industry Info

When hiring a company to clean your windows, look for one that’s a member of the International Window Cleaners Association (ICWA).
“Membership in the ICWA shows that a company takes its business seriously,” says David Hurwitz, owner of Glass with Class. “Also, look for firms that are trained and certified by the Master Window Cleaners Association of America....
Findings based on statistically reliable research from 272 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
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.
89%
n = 272

Diamond Certified Qualification

Based on 272 customer surveys, we declare
Glass with Class
has passed all rating steps and has earned
The Diamond Certified Award
No. 1117
Continuously qualified since July 2007.
David Pak
Director of Ratings Research
American Ratings Corporation

Verbatim Survey Responses From Only Verified Customers

Edna K. Verified Customer Name
"They did a good job and I would call them again."
Research conducted by American Ratings Corporation. Ratings Methodology

Diamond Certified® Video Profile

Company Capabilities Table

Glass with Class
5625 State Farm Drive, Suite 7
Rohnert Park, CA 94928
(707) 901-7956
(707) 585-2880 fax
DCID7075859951

Office
Mon – Fri: 9am – 5pm
Service Can Be Scheduled Any Day of the Week

Serving all of Sonoma County including Santa Rosa, Windsor, Guerneville, Cotati, Sebastopol, Rohnert Park, Petaluma, Healdsburg and Cloverdale.

David Hurwitz, Owner
31
3-12
Liability Insurance, Workers' Compensation
1979
Window Washing, Commercial & Residential, Pressure Washing, Screen Repair & Replacement, Stain & Scratch Removal, Solar Panel Cleaning, Gutter Cleaning, Holiday Lights & Paint Removal
2,000
Commercial, Residential
Sonoma Window Washing

Photo & Video Gallery

Survey Responses For

Glass with Class

Glass with Class: Average 8.9 out of 10 based on 272 unique customer surveys of customer satisfaction.
Edna K. Verified Glass with Class Customer Name
Q1:10 out of 10
Q2:Yes
Q3 & Q4:

"They did a very good job and they cleaned up after themselves."

"They did a good job and I would call them again."

Joaquin S. Verified Glass with Class Customer Name
Q1:10 out of 10
Q2:Yes
Q3 & Q4:

"They're very good and offer a helpful service."

"Helpful, they're good people that work with you."

Janet U. Verified Glass with Class Customer Name
Q1:10 out of 10
Q2:Yes
Q3 & Q4:

"Nothing, I don't really like to do that."

"They were prompt, on time, and very efficient."

Michael F. Verified Glass with Class Customer Name
Q1:10 out of 10
Q2:Yes
Q3 & Q4:

"We were very satisfied and we would recommend them."

"Friendly guys, and they did a good job."

Michelle S. Verified Glass with Class Customer Name
Q1:10 out of 10
Q2:Yes
Q3 & Q4:

"They were very thorough and on time and we were very happy. Even though we have very tall windows, they were able to handle them."

"They came when they said they would and they did the job to our satisfaction."

Evelyn G. Verified Glass with Class Customer Name
Q1:10 out of 10
Q2:Yes
Q3 & Q4:

"Service is excellent, work is extremely satisfactory and I'm very happy with them."

"They did what they were supposed to do. I am happy with their work."

Sharon H. Verified Glass with Class Customer Name
Q1:10 out of 10
Q2:Yes
Q3 & Q4:

"I would just say that I like their work and I have already told people."

"They clean my windows."

Leonard T. Verified Glass with Class Customer Name
Q1:10 out of 10
Q2:Yes
Q3 & Q4:

"They came on time, did their job properly and they didn't make a mess. The personal were great."

"The way they work"

Bobbie A. Verified Glass with Class Customer Name
Q1:10 out of 10
Q2:Yes
Q3 & Q4:

"Keo Loyha, the person who came out was very professional, easy to talk to and convenient. He was an excellent gentleman who worked hard and did a great job."

"Keo Loyha"

Suzanne R. Verified Glass with Class Customer Name
Q1:10 out of 10
Q2:Yes
Q3 & Q4:

"That I have used them before"

"They show up on time and they do a good job."

William D. Verified Glass with Class Customer Name
Q1:10 out of 10
Q2:Yes
Q3 & Q4:

"They are just very professional and they do a good job."

"I like my windows clean."

Laura D. Verified Glass with Class Customer Name
Q1:10 out of 10
Q2:Yes
Q3 & Q4:

"They do a really good job."

"I was referred from a friend and I like what they did."

Danny L. Verified Glass with Class Customer Name
Q1:10 out of 10
Q2:Yes
Q3 & Q4:

"The guys that come out here have been the same guys as usual. I know they have been here before, so I can trust them and they always do a great job. The workers took care of my plants."

"The fact that I don't have to do my own windows"

Teresa M. Verified Glass with Class Customer Name
Q1:10 out of 10
Q2:Yes
Q3 & Q4:

"The proprietor was very responsive and dependable."

"They were easy to work with and they showed up on time to my house."

Charlie W. Verified Glass with Class Customer Name
Q1:10 out of 10
Q2:Yes
Q3 & Q4:

"Awesome"

"Good, great product and good service"

Chanran G. Verified Glass with Class Customer Name
Q1:10 out of 10
Q2:Yes
Q3 & Q4:

"They did a good job and they were on time."

"They didn't get anything else dirty in the house and they were very careful."

Williams S. Verified Glass with Class Customer Name
Q1:10 out of 10
Q2:Yes
Q3 & Q4:

"They do great work."

"For our building, it is very big and there are a lot of big windows and it can be intimidating, as it is covered in glass. They are professional and they can handle it."

Chanda Z. Verified Glass with Class Customer Name
Q1:10 out of 10
Q2:Yes
Q3 & Q4:

"They have great service and I have been using them for years. I haven't had any problems."

"The service that they provide, I am satisfied with what they provide."

Susan B. Verified Glass with Class Customer Name
Q1:10 out of 10
Q2:Yes
Q3 & Q4:

"They did a great job."

"I just thought they were competent."

Dan C. Verified Glass with Class Customer Name
Q1:10 out of 10
Q2:Yes
Q3 & Q4:

"Go ahead and hire them."

"They get the job done."