Serving San Ramon, CA
Window & Door
Experts in San Ramon, CA
Cal Coast Window & Door - headquartered in Pleasanton brings premium replacement windows, entry doors, and exterior doors to your neighborhood. Locally trusted, factory-trained, and fully licensed.
500+ Five Star Reviews
BBB A+ Accredited
CA License #1136909
Financing Available
Your Local San Ramon, CA Window & Door Contractor
The Cal Coast Window & Door Difference
We specialize in Replacement Windows, Entry Doors, and Exterior Doors that improve energy efficiency, security, and everyday livability.
Based in Pleasanton and serving the Bay Area since 2013, Cal Coast uses its own fully trained installation teams - no subcontractors - and partners exclusively with top-tier manufacturers. We're fully licensed (CA Contractor License #1136909), BBB A+ accredited, and a proud member of the American Architectural Manufacturers Association. Financing is available through GoGreen and GreenSky.
Why Cal Coast Window and Door
for San Ramon
17+
Years in Bay Area
500+
Five Star Reviews
97%
Customer Satisfaction
7
Counties Served
Expert Services in
San Ramon, CA
What We Do
From energy-efficient replacement windows to stunning entry doors and modern indoor-outdoor systems, we offer a complete range of exterior upgrade services for San Ramon, CA homeowners.
Custom window replacement and installation with double- and triple-pane options. Our factory-trained installers use thermally broken frames, insulating gas fills, and low-E glass coatings - delivering up to 40% savings on heating and cooling costs while dramatically reducing outside noise.
Double & triple-pane energy-efficient glass
Up to 40% reduction in energy costs
Casement, sliding, bay, bow & specialty shapes
Up to 70% noise reduction
Fiberglass, steel & custom wood entry doors
Weather-tight installation for long-term sealing
Multi-point locking & tamper-resistant hardware
Custom sizing and design options
Premium fiberglass, steel, and custom wood entry and exterior doors that combine curb appeal with serious security. Our full door range covers every opening - from classic entry doors to expansive indoor-outdoor systems.
Stucco, Stone Siding
Additional Service
Stucco & stone veneer siding
Complements window & door upgrade projects
James Hardie fiber cement
Rounding out our exterior services, we also offer stucco, stone veneer, and James Hardie fiber cement siding. Whether you're refreshing a single wall or re-cladding your entire home, our team brings the same precision and care to every siding project.
PREMIUM BRANDS WE INSTALL
Manufacturer Partners
We partner exclusively with industry-leading manufacturers so every product we install meets the highest standards of quality, energy efficiency, and durability. Each brand is chosen for its fit with Bay Area homes and climates.
WINDOWS
DOOR & GLASS SYSTEMS
SIDINGS
We Only Install the Best
Expert Services in
San Ramon, CA
What We Do
There are plenty of window and door companies in the Bay Area. Here's why San Ramon homeowners keep choosing Cal Coast - and why their neighbors do too.
Locally Headquartered
Our office is in Pleasanton. We're not a franchise or a call center — we're your neighbors, and we stand behind every installation we do in this community.
Factory-Trained Installers, No Subcontractors
Every installer on your job is a Cal Coast employee, factory-trained on the brands we carry. We never hand off your project to a third party.
Fully Licensed & BBB A+ Accredited
CA Contractor License #1136909. BBB A+ accredited. AAMA member. You can verify our credentials before we ever set foot in your home.
500+ Five Star Reviews
Pleasanton homeowners have trusted us with their homes for over 17 years. Our reputation is built one installation at a time — and we take that seriously.
On Time, Every Time
We respect your schedule. From the free estimate to the final walkthrough, we communicate clearly and show up when we say we will.
Financing Available
Flexible financing through GoGreen and GreenSky makes it easy to start your project now and pay over time. Ask us about current rates.
READY TO GET STARTED?
Request your FREE Estimate Today
Serving San Ramon, CA — no obligation, no pressure. Just honest advice and a detailed quote from a team that Bay Area homeowners have trusted since 2013.
