ADVANCED WINDOW SYSTEMS has been installing windows and Patio Doors for over 30 years in San Mateo County. We are a small window and patio door installation company serving San Mateo County. We specialize in window and patio door installations using Andersen and Milgard exclusively. These two companies are each over 50 years old and offer parts for older windows and doors that the have manufactured.
They also have a diverse line of products including Vinyl, Wood, Fibrex, Fiberglass and Aluminum. I have been working with both companies for over 30 years. Low-emissivity (Low-E) glass is window glass that has been treated with an invisible silver oxide metallic coating that creates a surface that reflects heat back to its source.
Windows treated with Low-E coatings are proven to reduce energy consumption, decrease fading of fabrics, furniture, shutters, window coverings, window treatments and flooring by blocking between 85% to 95% of (UV) ultraviolet rays and increase overall comfort in your home.
They also have a diverse line of products including Vinyl, Wood, Fibrex, Fiberglass and Aluminum. I have been working with both companies for over 30 years. Low-emissivity (Low-E) glass is window glass that has been treated with an invisible silver oxide metallic coating that creates a surface that reflects heat back to its source.
Windows treated with Low-E coatings are proven to reduce energy consumption, decrease fading of fabrics, furniture, shutters, window coverings, window treatments and flooring by blocking between 85% to 95% of (UV) ultraviolet rays and increase overall comfort in your home.
Reviews (20)
Joyce K.
Mar 25, 2021
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I am a long time customer. In 1991 Advanced Window Systems installed a bay window in a dark bedroom for me that completely transformed the room. In 2003 they installed a lovely wood framed sliding glass patio door. I have just replaced all the remaining single pane windows in my house. They are lovely and I couldn't be happier. The installation went smoothly and was exactly on the schedule and budget predicted.
Maria T.
Nov 26, 2019
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Michelle R.
May 14, 2018
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I would give them 10 stars if ur was an option. These guys are the best! Super professional and decades of expertise. They offered lots of support and help making window selections. They are conscientious about cost offer practical solutions and stand behind their work and products they use. We had an issue with the lock on our Anderson French door 3 years after they installed it and they responded immediately, made the repair and with no charge. Amazing. Unheard of in the industry. I've recommended them to everyone!!
Simon T.
Feb 02, 2018
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Christine K.
Oct 16, 2015
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After posting my review, I have been contacted by the owner Don (on the original email thread that I started with him about 6 weeks ago). I appreciate that AWS is a small business but frankly after receiving his typo/spelling mistake/grammatically incorrect filled email, it does not leave me with any better feelings about his business. He indicated that he asked for my address to determine what kind of home I have as his business can't service certain types of residences (like townhomes, condos) and if at the get-go he had said that instead of just asking for my address with no explanation
Ken T.
Sep 14, 2014
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After contacting 4 different companies and reading Yelp reviews, we were pretty sure we'd use Advanced Window Systems. First, Julie was meticulous when measuring and assessing for our estimate which was very reasonable. Since we were replacing 35 windows, we wanted to be sure. It turns out Don and Julie have a personal passion for doing excellent work!!! They definitely deserve 5 stars!!!!!
Dennis S.
Aug 18, 2014
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I have a 3 story house in Belmont with 17 windows and 2 sliders. I was looking to have vinyl retrofit windows put in.
I got 2 quotes.....
The 1st one I got seemed reasonable. The guy mentioned that he has 6 crews working in the Bay Area.
The 2nd one was from AWS. Don explained how he himself was going to do everything with the help of his wife. His quote was ~10% higher.
I went with AWS because I wanted to know the installer. I felt uneasy going with the 6 crews as I have no idea who I would get. Plus, I wanted to see how this guy (who is old enough to be my older brother) was going to do
I got 2 quotes.....
The 1st one I got seemed reasonable. The guy mentioned that he has 6 crews working in the Bay Area.
The 2nd one was from AWS. Don explained how he himself was going to do everything with the help of his wife. His quote was ~10% higher.
I went with AWS because I wanted to know the installer. I felt uneasy going with the 6 crews as I have no idea who I would get. Plus, I wanted to see how this guy (who is old enough to be my older brother) was going to do
A. L.
May 03, 2014
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If you want to support a local business for your windows, I recommend Don and Julie. Their work is professional and they're efficient. Not to mention how nicely they clean up after the installation is complete - I've worked with lots of contractors who leave a mess. I checked their references and looked at other work they completed - everything checked out. I'm pleased with my installation and would use them again.
Lilian K.
Sep 21, 2013
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I can't say how happy I am with my new windows and the prompt customer service and responses I received from Julie when shopping around to have 2 single-hung Milgard windows replaced with 2 double-hung windows (long story, which I'll spare you for another time). For any of you who have shopped around for a window company, you know that most places want a large job (consisting of having 5 or more windows replaced), and I was turned away by several because of my need for just 2 replacement windows. I also chose not to go with the companies I previously used due to the difficult, and almost
Jonathan S.
Jan 16, 2013
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I had a difficult job consisting of two entry doors and 4 transom windows that were original to my 1929 home. One contractor came out, gave me an estimate and then disappeared. Another door company was hesitant to do the job and was going to charge me a bundle for a new custom setup.
I stumbled upon Don and Julie and am very glad that I did - they recommended a much more reasonably-priced Andersen system. I was out of town during the install and Don kept me appraised by sending pictures of the progress.
This was NOT an easy job - a non-square frame, not truly rounded molding (which was unknown
I stumbled upon Don and Julie and am very glad that I did - they recommended a much more reasonably-priced Andersen system. I was out of town during the install and Don kept me appraised by sending pictures of the progress.
This was NOT an easy job - a non-square frame, not truly rounded molding (which was unknown
Jon T.
Nov 15, 2012
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The other 5 star reviews are dead on. These guys rock. Don and Julie were very helpful and patient with me in picking our new windows (2 large picture windows, 4 regular size, sliding glass door and one odd shaped entry window.) The price was competitive if not better than most but the quality of the service and work is what stood out. I really liked that they did the work themselves, and paid attention to all the details. Since I have done a lot of carpentry work myself I can tell they do a quality job. We were very happy with their honesty, work style and friendly personalities. I will be
Scott J.
Jul 19, 2012
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We've used Don and Julie to replace windows twice now: once when we bought our new house in December 2010 (five windows replaced in total), and more recently in June 2012 where we had five of our downstairs windows replaced.
Don and Julie are on time, professional, and very competitively priced. They did a terrific job with all the window replacements, and are sticklers for detail.
I highly recommend Don and Julie at Advanced Window Systems for any window replacement needs, and as we continue to replace old windows in our house, we'll certainly be using them again.
Don and Julie are on time, professional, and very competitively priced. They did a terrific job with all the window replacements, and are sticklers for detail.
I highly recommend Don and Julie at Advanced Window Systems for any window replacement needs, and as we continue to replace old windows in our house, we'll certainly be using them again.
Gilbert L.
Jun 11, 2012
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I stopped by Advanced Windows when I was trying to get quotes for putting in 4 new windows at my home. I didn't exactly know what I wanted then, but Don was extremely patient in explaining what's involved in installing some of the more complicated windows (such as round ones). In the end, I chose another company for a lower quote but I soon learned to regret the decision, because each and every one of the 4 windows turned out irregular -- noticeable by eye alone.
I called Don for help, and he offered free advices on some photos I sent him. I learned a lot from this process, and would
I called Don for help, and he offered free advices on some photos I sent him. I learned a lot from this process, and would
Janet C.
Jun 04, 2012
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I had 4 contractors come out to estimate for a few windows in the house. Don and Julie are a family owned business and I found them to be honest/straightforward with their pricing, pleasant to work with, and extremely knowledgeable about window installation which comes with 20+ years of experience. In fact, they had installed some other windows in our house 20 years ago (for a previous owner) and Don still recognized his work since it was a complicated installation!
In comparison, the other "big" vendors had salesmen who tried to do the hard sell (if you commit now we'll give
In comparison, the other "big" vendors had salesmen who tried to do the hard sell (if you commit now we'll give
Helen M.
Feb 04, 2012
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I had these great folks replace a patio door and bedroom window for me, and they are truly a fantastic company to work with. Good old fashioned customer service and thorough knowledge of what they needed to get done. They provided the quote and did not send any random person to finish the install - they are family run and do everything themselves, which was great. My new rule of thumb - if I go with a company based on yelp reviews, it is my duty to leave one as well. So if you do the same, please leave them a review! They deserve it!
Michael B.
Dec 17, 2011
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I had AWS do our whole house windows a couple of years ago (long before I was using Yelp) and only found them via interviewing multiple installers. I'm still so happy with their work (quality of windows, high quality of installation and fair price) after a couple years of use that thought it was worthwhile to let folks know.
Lawrence L.
Aug 08, 2011
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Our recent window replacement with Don's family-run company was an all-around great experience. They are busy but was willing to squeeze in our small project. Communication is smoother via phone than email due to their busy schedule.
Their price seemed very competitive and the workmanship is excellent. From the initial quoting visit to the actual install the husband, wife, and daughter team showed excellent professionalism, honesty, and pride in their work. Would consider them again for future window work!
Their price seemed very competitive and the workmanship is excellent. From the initial quoting visit to the actual install the husband, wife, and daughter team showed excellent professionalism, honesty, and pride in their work. Would consider them again for future window work!
Kristy C.
May 30, 2011
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After working with numerous contractors trying to get our first home ready to move into, Advanced Window Systems was seriously a breath of fresh air. They came on time for the initial bid, emailed us the estimate after taking a few days to crunch the numbers, and came back with a great price on quality Milgard Tuscany windows (lower than 3 other bids for the same exact windows). We waited about a month to actually order the windows because we had a headache of an Escrow period, but when we finally were ready to order, Julie went over all the details to make sure we had the grid designs, etc that
Emily C.
Feb 28, 2011
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We had Don and Julie install four windows and a sliding patio door to replace the old, lead-painted decaying ones on the back of our house. This husband-and-wife team are courteous and prompt and the windows, which were prefinished inside and out, looked great as soon as installation was over. They trimmed out the interiors beautifully and caulked with color-matched caulk inside and out. (All that is left to do is paint touch-up on the exterior.) They masked off the work area and when they were done I swear it was cleaner than when they started (their grown kids came to help with cleanup!). The
Sophie P.
Apr 09, 2009
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This company is family owned really great people and they are very knowledgeable and informative. They recently began an installation of huge picture windows for a company I work for where the windows had failed and were fogging up between the double glass. The difference already between the windows they changed and the windows that will be changed is HUGE! The glare is significantly reduced the heat as well and the clarity is phenomenal! I would definitely recommend this company to anyone.
