Window Supplier in Los Angeles, CA

Located in Los Angeles, CA, Greco works with a wide range of window & door manufacturers to better serve the creative power of our customers. Coupled with our expert seamless installation services, Greco is the clear choice for your next project. Give us a call at 818-951-6999 for a free consultation and estimate.


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We have been serving the Southern California community for over 20 years with quality products and services.

Our trained professionals are well versed in the array of products available to you and will provide both professional and expert advice on the projects you are trying to tackle. If you are looking for installation services along with the product purchase, our team of expert installers are known for quick and seamless installation along with clean-up and haul away after job completion. This way, all that you will have left to do is enjoy the new view!


Greco Windows and Doors
Based on 41 Reviews
Mark A.
Mark A.
2019-08-20 16:52:52
Outstanding service! I researched several window companies and they were the best. Prompt and courteous customer service and they offered the most...
Rita A.
Rita A.
2019-08-15 07:43:08
I called Greco after dealing with other window companies and I am so glad I did. This was a very complicated order and everyone I spoke to made it sound...
michelle k.
michelle k.
2019-07-20 16:11:34
Loved their work. Quality work for a great price. Replaced our broken stain-glass bay. Did a beautiful and careful job. Would definitely recommend.

    review rating 5  Everything about working with this company was great, from my first phone call and quick visit to my home to receipt of a quote and installation of my new windows. Arman always responded quickly to my questions and the installers were terrific. So lucky to have found this company after trying to work with two other window companies that did not respond. I only needed 5 windows at this time but when I replace additional window Greco will be the company I call. I love my new Milgard Tuscany windows.

    thumb Bonnie Thom

    review rating 5  Simply the best!

    thumb Will Alaimo

The Best Guaranteed Service!