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Business Details
38 Years
experience
Custom Shutters & Blinds in Southern California
Founded in 1988, Castle Shutters has been serving Southern California for over 30 years as a family-owned and operated business specializing in custom window treatments. Our expertise lies in providing high-quality shutters, blinds, and shades tailored to meet the unique needs of homeowners and businesses across Los Angeles, Orange, and San Diego Counties. As licensed contractors, we handle every project from start to finish, ensuring precise measurements, expert installations, and a flawless finish backed by a warranty.

Our commitment to personalized service means clients work directly with our owners, Patrick and Mary Cahillane, who oversee every detail to guarantee satisfaction. With a focus on quality craftsmanship and affordability, we offer free in-home consultations and a wide selection of materials, styles, and finishes to complement any decor. Our thousands of satisfied customers attest to our dedication to excellence, reliability, and value, making us a trusted choice in the industry.
Services
Interior Shutters Exterior Shutters Blinds Shutter Repair Custom Shades Vinyl Shutters Wood Shutters Polymer Shutters Refinishing Services Honeycomb Shades
Details
  • Year established: 1988
Highlights and features
  • Deal directly with the owners, Patrick and Mary Cahillane
  • In business since 1988 with a proven track record
  • Licensed contractors with CA State License #650656
  • Handle jobs from start to finish, including installation
  • Customer satisfaction fully guaranteed
What people say
Well-crafted and sturdy Transformed my rooms Exceptional service Family-owned, local business Flawless installation
Services
Interior Shutters
Custom interior shutters crafted from basswood, polymer, or specialty hardwoods offer durability and aesthetic appeal. Available in plantation, raised panel, and custom designs, these shutters provide light control, privacy, and energy efficiency while enhancing home decor. Expert installation ensures a flawless fit.
Exterior Shutters
Durable exterior shutters made from wood, composite, or vinyl protect windows while adding curb appeal. Custom-fitted for weather resistance, these shutters come in decorative styles with optional hardware, ensuring longevity and visual harmony with architectural designs.
Shutter Repair
Professional repair services restore damaged shutters with part replacements, refinishing, or structural fixes. Techniques include louver replacement, hinge repair, and factory-finish refinishing to rejuvenate functionality and appearance, extending product lifespan.
Custom Shades
Tailored honeycomb, roller, and woven wood shades offer light control and design flexibility. Options include blackout, sheer, and cordless features, with materials suited for residential and commercial spaces to enhance comfort and energy efficiency.
Blinds
High-quality horizontal blinds in wood, faux wood, and aluminum provide adjustable light management. Custom sizing and finishes ensure seamless integration with interiors, combining practicality with elegant design for long-lasting use.
People
Patrick Cahillane
Owner
Patrick Cahillane, co-owner of Castle Shutters, oversees installations and repairs with over 30 years of expertise. Known for punctuality and craftsmanship, he specializes in custom shutter solutions and refinishing, ensuring client satisfaction through direct communication and hands-on project management.
Mary Cahillane
Office Manager
Mary Cahillane, co-owner and office manager, coordinates consultations and client communications. With a focus on transparency, she provides accurate quotes, schedules services, and ensures seamless interactions, contributing to the company's reputation for reliable and personalized service.
Questions
Do you offer free consultations?
Yes, we provide free in-home consultations to discuss your window treatment needs, including product samples and measurements.
What areas do you serve?
We serve Los Angeles County, Orange County, and San Diego County, including cities like Beverly Hills, Laguna Niguel, and San Diego.
What types of shutters do you offer?
We offer interior and exterior shutters in basswood, polymer, vinyl, and composite materials, including plantation, raised panel, and custom designs.
Can you repair existing shutters?
Yes, we repair and refinish shutters, replacing parts like louvers, hinges, and tracks to restore functionality and appearance.
Are your products customizable?
Yes, all shutters and shades are customizable in size, color, material, and hardware to match your decor and functional needs.
Do you provide warranties?
Yes, our products come with a limited lifetime warranty, ensuring quality and durability for long-term satisfaction.
Reviews (5)
Gerry F.
Aug 05, 2021 Report
When we built our duplex many years ago, we installed plantation shutters throughout the house and over the years they had deteriorated from age and sun damage. I first checked with Castle Shutters about re-finishing them and Patrick came out to the house to inspect them and give us an estimate. After thoroughly checking all of the shutters, it was determined that the labor to refinish would not be cost effective and that the best solution would be to consider all new shutters. Patrick showed us some imported shutters that were beautiful and of high quality and attractively priced, so we decided to go with all new shutters and replace our old damaged ones.

That was one of the best decisions we made to go with Castle Shutters and the expertise of Patrick who did an outstanding job. We are totally happy with our investment and the manufacturing quality of these shutters as well as the professional installation.
Tim Shahan
Jul 12, 2021 Report
My wife and I first met Patrick and Mary when we had an issue with a shutter in a condo I owned. Patrick came out and fixed a minor problem. He helped us when no one else would come out for a small job. 2 years later we were able to return the favor by having Castle Shutter put shutters throughout our new home. We are very happy with the design of the shutters and the installation process. Pricing was competitive. Patrick and Mary were professional and followed thru with on time delivery. We will use them again when we need shutters.
Monica S.
Sep 27, 2019 Report
Posting this as a review as there is no way to contact you via email that I can find. Left voicemail, very hard to get through on the phone. Please follow up on the number I provided when you see this. Issue: balcony doors shutters installed in a way that prevent us from locking them; also design very off, see pictures for the strange alignment around the door handles. I will remove the review when I hear back hopefully.
A. L. U.
Jan 14, 2019 Report
Castle shutters is an amazing resource. i moved in to a rental with plantation shutters in 3 rooms. a few were missing staples and one set of shutters was missing 1 1/2 louvres. the came out and fixed the missing staples on the spot. the louvres that were missing were replaced with the wood color and louvre shape matched exactly. really great work and easy company to deal with. thanks castle shutters!
Hannah W.
Feb 02, 2017 Report
Patrick came out for an assessment of our broken shutters towards the beginning of the stated time window and was able to fix our shutters on the spot. The shutters have been fine ever since, you can't tell they were broken. I would use this business again.