WinUp Windows
& Doors
Southern California's premium window and door specialist. Energy-efficient, beautiful, and built to last.
28%
Avg. energy savings
1–2
Days to complete most projects
100%
Satisfaction guarantee
SoCal
Greater Los Angeles coverage
Everything your home needs.
From vinyl replacement windows to aluminum folding screen doors — we handle every detail from consultation to installation.
Vinyl Replacement Windows
High-performance vinyl windows that dramatically improve energy efficiency, reduce noise, and transform your home's appearance.
Modern Aluminum Windows
Slim-profile aluminum windows for a sleek, modern look with exceptional strength and minimal maintenance.
Indoor-Outdoor Sliding Patio Doors
Smooth-gliding patio doors that connect your indoor and outdoor living spaces with style and security.
SolSeen Aluminum Folding Screen Doors
The elegant solution for enjoying fresh air without compromising your view or design.
What you gain.
Lower Energy Bills
Modern windows and doors dramatically reduce heat transfer, keeping your home comfortable year-round.
Improved Comfort
Eliminate hot spots, cold drafts, and condensation. Enjoy consistent temperatures in every room.
Noise Reduction
Advanced glazing technology significantly reduces outside noise — traffic and the city stay outside.
Increased Home Value
Window and door upgrades consistently rank among the highest-return home improvements for resale value.
Modern Appearance
Transform your home's look with clean sightlines, slim profiles, and contemporary designs.
Easy Maintenance
Vinyl and aluminum never need painting, never rot or corrode, and clean easily — saving you time and money.
A seamless experience, start to finish.
We manage every detail so you don't have to worry about a thing.
Free Consultation
We visit your home, assess your existing windows and doors, and provide a detailed, no-obligation estimate.
Custom Design
We help you select the right products for your home's style and budget, then take precise measurements for a perfect fit.
Professional Installation
Our certified team installs your new windows and doors with precision — typically completing most projects in one to two days.
Final Walkthrough
We walk through every installation with you and make sure you're completely satisfied before we leave.
What homeowners are saying.
"WinUp replaced all 12 windows in our Pasadena home and the difference is night and day. Our house is so much quieter and our AC bill dropped significantly."
Jennifer M.
Pasadena, CA
"We got three quotes and WinUp wasn't the cheapest — but they were clearly the most professional. The windows look incredible and the installation was flawless."
David & Sarah K.
Glendale, CA
"From the free estimate to the final walkthrough, everything was smooth and transparent. No surprises, no upselling. Just beautiful new windows."
Robert T.
Burbank, CA
Ready to upgrade your home?
Free, no-obligation consultation. We come to your home, assess your windows and doors, and give you a clear, detailed quote.
Contact WinUp
Mon – Fri: 8am – 6pm · Sat: 9am – 4pm
Bilingual English & Chinese service team