4.7 
36 *The Angi rating for Window Service companies in Los Osos, CA is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Window Service needs.
*The HomeAdvisor rating for Window Service companies in Los Osos, CA is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Window Service needs.
Last update on April 20, 2026
Serving Los Osos, CA and surrounding areas
Approved
In business since 1992
Free estimates
Offers commercial services
"Wesley a very nice human being and I'm so happy I went with Sunset to wash my windows."
Serving Los Osos, CA and surrounding areas
Approved
In business since 1999
Free estimates
Emergency services offered
"Did a good job cleaning my windows & screens at a very reasonable price."
+154
Serving Los Osos, CA and surrounding areas
Approved
In business since 2008
Free estimates
Warranties offered
"Professional and courteous installers, 29 windows in 3 days and nice tidy finish. A bit messy while under construction, but it is to be expected"
Serving Los Osos, CA and surrounding areas
Approved
In business since 1995
Free estimates
Credit card accepted
"Great people to work with."
Serving Los Osos, CA and surrounding areas
Approved
In business since 2009
Free estimates
Customers say: Quick response
"Work was professional, on budget and on time. I would use Castro Construction again."
+15
Serving Los Osos, CA and surrounding areas
Approved
In business since 2020
Free estimates
Emergency services offered
"Nice company, very happy with their work. I would hire them for future projects."
Serving Los Osos, CA and surrounding areas
Approved
In business since 2024
Free estimates
Credit card accepted
"Easy to communicate with and very proactive. I'm very happy with the service: Fast, Efficient, & Affordable."
+22
Serving Los Osos, CA and surrounding areas
Approved
In business since 2009
Free estimates
Warranties offered
"Lester is such a trustworthy and dependable man. He has done various jobs in and around my mobile home. He’s the only one I will call if I need help."
+14
Serving Los Osos, CA and surrounding areas
Approved
In business since 2020
Free estimates
Emergency services offered
"Very professional, the guys went above and beyond to make sure the job was done properly."
+54
Serving Los Osos, CA and surrounding areas
Approved
Super Service Award Winner
In business since 2006
Free estimates
Customers say: Quick response
"Very old sliding glass door needed new rollers. Responded to my request quickly. Did a good job !"
From average costs to expert advice, get all the answers you need to get your job done.
Discover the energy-efficient window costs. Learn about installation prices, cost factors, and tips to save money on your window upgrade.
Steel windows are a durable, modern option for your home. Learn how much steel windows cost and see if they’re a good fit for your home.
The cost of new windows heavily depends on their size, but other factors come into play as well. This guide breaks down window costs based on various factors so you can make an informed budget for this project.
Buying windows can be complex. There are a ton of things to consider before buying to ensure you’re making the right choice for your home. Explore more here.
Understanding standard window sizes is easy once you get the hang of it. Here's how to order windows just like the pros.
When seeking the best replacement windows for old houses, the home’s style is key. Learn everything about what selecting replacement windows entails.
