Welcome to Lema Windows and Doors!


New windows
Window replacement
Door installation


Our team has been serving SF Bay Area for decades. We are fully bonded, licensed, and insured. We have upheld our excellent reputation with a clean contractor's license.


Most window and door companies spend a lot of money on advertising and commissions. LEMA Windows and Doors does not pay sales commissions or have major advertising expenses. Instead, we depend on satisfied customers referring us to friends through word of mouth.

Don't know what suits your requirements?

Get a Free Door Estimate!

How to Pick a Good Window and Door Replacement Company?

When choosing a window and door replacement company, there are several factors to consider in order to ensure that you are getting the best product and service possible. These include:

Look for a company with a good reputation in the community. You can ask for references from past customers, read online reviews, and check for any complaints or negative feedback.
Make sure the company is certified by relevant organizations such as National Fenestration Rating Council (NFRC) and Energy Star. These certifications indicate that the company is committed to providing high-quality products and services.
Product Selection
Check the company's product selection and make sure they offer a wide range of options in terms of materials, styles, and energy efficiency.
Professionalism and Experience
Look for a company with professional and experienced technicians and contractors who can properly assess the needs of your building and recommend the best products for the job.
Warranty and Insurance
Make sure the company offers a warranty on their products and services, and has proper insurance coverage to protect your home during the installation process.
Customer Service
Look for a company with a good track record of providing excellent customer service and ensuring that customers are satisfied with the work that is done.
Compare the prices of different companies, but also consider the quality of the product and service being offered. It's not always wise to choose the lowest price, as it may compromise on the quality of the product and service.
Window and Door Installation

By considering these factors, you can make an informed decision and choose a window replacement company that will meet your needs and exceed your expectations.


Recent news & events

We provide only the best brands for vinyl, fiberglass, and wood windows and doors. We are proud to be a certified dealer of Milgard windows and doors.