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    The Window Guys

    3.8 (112 reviews)
    Open 9:00 am - 5:00 pm

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    Response time

    10 hours

    Response rate

    100%

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    All windows are like this

    I would NEVER recommend this company I had 34 windows and a patio door installed and what a nightmare first they left debris all over my property and more than half of the windows are hitting my indoor shutters and in order to open the windows the shutters have to be opened first when we had the thunderstorm this past February my house flooded I called and spoke with Corina and informed her and asked for someone to call me back and I haven't heard from anybody. I filed a claim with the California State license board and sent them a demand letter. They NEVER pulled a permit which is a requirement for my city and county. The glue they used left an awful smell inside for a week. They over spread the white caulking onto my brown stucco and haven't done anything to repair the damage. They damaged my newly installed vinyl flooring. I paid over $30K for subpar workmanship. There were a couple of windows with scratches in them and several screens that didn't fit and Milgard said that the work was completely back in January so I filed a complaint with Milgard as well. The patio door has damage to it. I informed them to pull a permit and have not gotten a response

    Abbie B.

    I needed 8 windows replaced at my condo. I was worried because my HOA can be intense about requirements and I specifically needed someone that was Milgard certified and carried a specific window type with gridlines. I got FIVE different quotes across Rancho Cucamonga. When I called to request a quote, TWG were here within 2 hours taking measurements and sent me a quote in writing the next business day. Then they offered 10% off if I signed the quote by the end of the week. It was a no-brainer. I saved over $1,000 compared to the other quotes I got. I put down a 10% deposit and paid the balance the day of the install. THEN today was install day. They gave me clear instructions in writing ahead of time about clearing space around each window and removing blinds, etc. They also let me know they'd arrive between 8-9am. They were here within the promised window and they were SO FAST, efficient and professional. Angel and Kade did our install like a well-oiled machine. They were done before noon and I was shocked. Fast doesn't always equal good quality, but in this case it totally was! Everything looks awesome. On top of that, I had my two dogs AND 2 y/o running around and they were so kind in their interactions with them. These are clearly experienced professionals who take pride in their work and time efficiency. P.S. They used drop cloths, swept and vacuumed, removed all the window stickers and wiped everything down. Major clap clap clap for these guys.

    Before front patio
    Omar P.

    The process of going through The Window Guys was pretty smooth. No complaints here. Jim came out to measure the area and helped us out throughout the process along with Nancy, whom I had communicated with through emails and phone calls. Everything was pretty straightforward. The guys came out and did the install on both windows in a day. Closing off two doors and replacing them with sliders. The stucco work was a little uneven, but not everything can be perfectly matched in that regard. Overall, they did a great job! The install crew was great and they cleaned up after themselves. I would recommend The Windows Guys everyday all day. Thank you The Windows Guys, Jim and Nancy, in particular.

    And precise.

    We had new milgard double pane windows installed in 2014. They carry a lifetime warranty. Who knew we would need it. Some neighbors shot a paint gun thing through one of the windows breaking one pane. Thankfully I kept the warranty and registered them. The warrantyis for as long as i own my home. Cool, becauseim not moving. I called the eindow guys. Milgard called me and within a week they came out and replaced it No askin a bunch of questions or hassles. The guy was in and out in less than 10 minutes. I would recommend Milgard windows.

    The Locations for The Window Guys!
    Thea W.

    Highly Recommend "The Window Guys"! From the Sales guy Bill, to the installation. guys Chris, Cade, Alfredo, their professionalism, friendliness, timing and craftsmanship was Awesome! We had the entire house done, and WE Love it! I can't forget the office staff in Corona, very attentive whenever I called. We got multiple quotes as you should and they beat them all! Worth Every bit of the Cost! THANK YOU TO THE WINDOW GUYS in Corona!!

    New sliding glass door

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    1 month ago

    Fast install professional job and great price. High recommendation for some needing a few windows or replace all

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    5 months ago

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    3 years ago

    DO NOT USE THIS COMPANY! Windows leaking and they won't fix. Don't make the same mistake I did

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    Page 1 of 3

    Ask the Community - The Window Guys

    Review Highlights - The Window Guys

    Bill, the salesman, was very helpful in helping us determine the type and style of new window that would meet our needs the best.

    Mentioned in 13 reviews

    Read more highlights

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    Andes Windows & Doors

    Andes Windows & Doors

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    We contacted Andes again to replace some interior doors on the bedrooms and bathroom. The doors are…read morebeautiful and sturdy. Three years ago they replaced our front door and fire door (garage) Great prices for the quality doors you get as well as the professional installation. They put on new door frames as well and cleaned up well when finished. Highly recommend.

    My experience:…read more So i reached out via yelp to andres and was replied to pretty quick. He was able to visit the following day to get measurements / estimate price. He was nice and explained everything. Plus gave suggestions... I gave a downpayment of 10% for everything to proceed. They then ordered it. Rough estimate would be 3-4 weeks for the entire process. They have a physical store in norco which was being run by Andres' wife. After 3 weeks or so give or take... i got a message that they were ready to install. Well within the time frame.... They informed me when they were on the way. They probably took roughly 2.5 hours. Lucas, Andres' son was present. Nothing was rushed and i saw how they handled everything... They can reuse your old door handle... but in my case, i bought a new one... just because. The price: It's pretty fair. It isn't cheap but you get what you paid for. For the peace of mind... ill do it again. Since i got a door replacement, everything was included. From removing the old one , to clean up, trash, installing... and thankfully.... the door i got doesn't need any paint. So it's pretty good. Threshold was top notch. And it seems water / insects wont be able to pop in. Will i choose to work with them again? Probably yes... Once i opt for a screen door... maybe in a couple more months once it gets a little bit cooler.

    Ameristar Windows

    Ameristar Windows

    4.8
    (114 reviews)

    Replaced all 22 windows in our home with Ameristar Windows. Heat and noise reduced significantly,…read moreespecially when jets from March Air Reserve Base fly over our home. Walked into Ameristar Riverside where windows are manufactured, spoke with Martha, production manager, before estimate. Got a brief tour of facility Looked at window samples. Martha answered lots of questions, took photos and picked up information. Impression: Extreme satisfaction. Larry provided detailed explanations with precise estimate and answered all questions in timely fashion. Installation crew led by Francisco were excellent with flawless precision. Work was clean. Crew was professional, courteous and accommodating. New windows are like getting a new pair of eyeglasses and having 20/20 vision again. The outside views are clean and sharp again. Highly recommend Ameristar Windows when considering window replacement. Rating: 5-plus stars/AAA***** Love our windows! Mahalo, Ameristar Windows!!! Randy

    Several of the windows in my home face due south. Although they were double pane, they had almost…read morezero insulation remaining after 25 years of massive sun. The temperature in the south facing bedroom on a hot 90 degree plus day would always be nine degrees hotter than the rest of the house. I decided to replace not only the four windows in the south facing bedroom, but six other windows that can be viewed in the same field of vision from the street, to keep the aesthetics consistent. The replacement windows I selected are double pane argon gas filled to help keep the heat out during the summer season. I put out a bid on Yelp and narrowed the field down to two companies, Note I did not select the least expensive bid, but actually selected the most expensive bid. My reasoning was a solid five star Yelp rating, BBB A+++ rating and the knowledge and excellent follow up provided by the salesperson, David White. Other factors in my decision were silver coating on the glass to reduce the intense green hue that most argon gas filled windows exhibit and exterior window casings that are solid without decorative ribs that would collect dirt. I was provided with a detailed explanation of the process and same day estimate. The process from start to finish took five weeks. This would have been as little as two weeks if I did not have an arch top window. Curved windows take longer to build, at least for Ameristar. It took me a while to prepare the two rooms, so I was not in a big hurry. The installation was done yesterday. The crew was on time, polite, and from my view, was extremely careful and exhibited excellent attention to detail. The 10 windows were installed in one day. The crew cleaned up their mess very well and everything went according to plan. I am completely satisfied with the entire process. The windows are very elegant looking, not so green and make the house look better. I trust that the temperature in the south facing bedroom will level out with the rest of the house with the argon gas in the windows. Five stars all the way. Well done.

    Silver Lining Windows & Doors

    Silver Lining Windows & Doors

    4.7
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    We just had an outstanding experience with Silver Lining Windows & Doors from start to finish. They…read moreresponded to our Yelp inquiry the same day, and we quickly scheduled an appointment with Maribel. She arrived with a sample retrofit window, answered all of our questions, clearly explained the process, and provided a fair, no-pressure quote that was fully in line with and/or better than other quotes we received. We especially appreciated that this is a small, family owned, business, and that in addition to being an owner and primary point of contact, Maribel shared that she also had an active contractors license. Once we decided to move forward with Silver Lining, everything happened exactly as promised (and incredibly fast, which was also important to us, given availability on summer break). Exact measurements were taken promptly, the retrofit windows were custom ordered, and the installation team replaced all six windows in a single day. The communication, professionalism, payment process, and quality of work of all team members were A+ throughout the entire process. We're so happy with how the new windows look both inside and out that we've already contacted Silver Lining to replace the rest of our street-facing and kitchen windows. Highly recommend!

    Replied on first contact when I asked for a quote. They stopped replying after follow up…read morequestions. A simple " we are too busy " or " we cant service you" would suffice. I ended up using someone else that replied quick and showed up on time.

    Hometime Windows & Doors

    Hometime Windows & Doors

    4.9
    (623 reviews)

    Exceptional Front Door Replacement - Danny Alonzo is the Best!…read moreWe recently had our front door replaced and are absolutely thrilled with the results! Our installer, Danny Alonzo, was fantastic from start to finish. He has excellent communication skills and gave us a clear, realistic expectation of the time to completion. He was incredibly friendly, polite, and professional the entire time -- I honestly wish every contractor or vendor we use could be as good as Danny! We picked a custom color and the door came out exactly the shade we chose. It's solid, heavy, and makes a huge difference compared to our old door. We had bought and pre-painted our own interior moulding, and Danny installed it perfectly with no issues at all. I'm terrible at making clean silicone joints around moulding, but he did an amazing, professional job on them. He even went above and beyond when he noticed some stucco damage around the front door. He pointed it out to us and patched it beautifully -- way better than I could have done myself, lol! The finished door looks absolutely beautiful. My wife and I weren't 100% sure what to expect, but the quality and the final result made the entire expense completely worth it. The door feels rock-solid and looks incredible. We couldn't be happier! Highly recommend Danny Alonzo and this whole service. Thank you!

    20ish years ago, Hometime replaced all the warped windows in our 1952 ranch style home. Some were…read moremodern standard sizes, but most were custom sizes. These windows are still perfect in every way. These woods come with value and reliability. When we added on to our home about 10 years ago, the contractor used their window company. We ordered some custom sized windows to keep consistency with the rest of our home...and those have never been right. A couple years ago the large, back window split in the frame. We had no question that Hometime would replace the window...and it's both well constructed & beautiful, with two perfectly working locks. The install was done by Eduardo and his crew. It was an early morning appointment, but Eduardo showed up in time. Both he and the other installer were friendly, efficient, and clean. They took less than 2 hours, door knock to exit, and left not a scrap or bit of dust in their perfect install. When we consider cost, style, AND locally, independently owned companies, we will have Hometime do all our windows, always. In the future we will also request Eduardo as our installer. Thanks!

    The Window Guys - windowsinstallation - Updated August 2026

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