ResidentialSmart Home Automation
Centralized control of lighting, climate, security, and high-fidelity audio, designed to disappear into your architecture.
Discover Residential Solutions
Smart Home Automation, Custom Home Theaters, Networking & Security in Ventura County and greater Los Angeles
Elevating Your Environment through Technology
Defined AV — Our approachCommitted to
Committed to
Excellence
At Defined Entertainment Design, we believe technology should make a space feel better, not more complicated. For more than 20 years, we have helped homeowners, business owners, builders, and designers create AV and low voltage systems that are clean, reliable, and easy to use.
We specialize in audio and video, structured cabling, pre-wiring, smart home automation, networking, and security solutions. But what really matters is how those systems come together. Every wire, device, and control point should feel intentional, built into the space from the beginning, and simple to use when it matters.
We take the time to understand the space, plan the right solution, and install it with care. The result is technology that feels natural in your home or business, systems you can trust, and clean work that reflects the way we believe it should be done.
Service Areas
Where We Serve
We bring our expertise to communities across the region.
Agoura Hills · Bel Air · Beverly Hills · Brentwood · Calabasas · Camarillo · Encino · Hidden Hills · Lake Sherwood · Los Angeles · Malibu · Montecito · Newbury Park · Oxnard · Pacific Palisades · Santa Barbara · Sherman Oaks · Simi Valley · Thousand Oaks · Ventura · Westlake Village · Woodland Hills
What We Do
Our Services
Tailored integration solutions for every environment, executed with uncompromising standards.
Residential
ResidentialHome Theater Installation
Cinema-grade projection, immersive surround sound, acoustic planning, and control systems tailored to the way you watch.
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Residential | CommercialSecurity Camera Systems
Integrated camera surveillance and monitoring solutions, with smart access control available, designed to protect your property with discreet, reliable control.
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Residential | CommercialIntegrated Audio Systems
Seamless whole-home and commercial audio systems with balanced sound, clean installation, flexible zones, and simple control from any space.
Explore Integrated AudioCommercialConference Rooms
Purpose-built meeting spaces with clear audio, sharp video, one-touch control, and dependable hybrid collaboration tools.
Explore Meeting Spaces
Residential | CommercialPre-Wire & Networking
Structured cabling, enterprise-grade Wi-Fi, equipment racks, and network foundations planned cleanly from the start.
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CommercialVideo Walls
High-impact video wall solutions for lobbies, control rooms, retail spaces, and venues with crisp displays, reliable routing, and simple control.
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CommercialEnterprise AV Systems
Video conferencing, network infrastructure, distributed video and audio built for reliability and ease of use in professional spaces.
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Residential | CommercialTech & Computer Support
Responsive remote and onsite support for computers, networks, printers, connected devices, and everyday technology in homes and businesses.
Explore Tech & Computer SupportPortfolio
Featured Projects
A curated selection of our most complex and refined installations.
Residential
Home Theater
A masterwork of lighting design and cinema-grade home theater within a renowned architectural envelope.
Commercial
Media Studio
Professional-grade media production and editing facilities for content creation and broadcast.
Commercial
Corporate Headquarter
Modern, flexible conference spaces designed for seamless collaboration and productivity.
Client Stories
Client Testimonials
Hear what our clients have to say about our meticulous craftsmanship and dedicated service.
"The Defined Entertainment team are simply the very best in the business. Their design and installation of my family room, loft, patio, garage, and listening room systems have completely transformed my daily audio/visual experience. My sincere gratitude and appreciation for your expertise, thoroughness, and dedication to your craft."
MB
Matthew B.
Residential Client
"Defined A/V made the process of upgrading my televisions and sound system and the addition of security cameras completely effortless. Their technicians were skilled, polite and adept at finding the best solutions for my home. ...They handled everything in the most efficient and unobtrusive way possible. I could not recommend them more highly."
GB
Gerry B.
Residential Client
"What a wonderful company to work with. We were having issues with our control 4 and they were able to fix the problems quickly. The crew were very knowledgeable ,very friendly , and took the time to answer any questions we had concerning the project they were working on. Thank you for getting our system working properly again."
LR
Leona R.
Residential Client
"We decided to upgrade our entertainment system after 15 years. We went with Defined as we were very happy with the work they had done for us before. Mark and his crew are excellent on all dimensions -- in designing a system to fit our needs, clarity of communication, timely execution, and their professionalism.."
SB
Sushil B.
Residential Client
"I have been very pleased with the service from Defined Entertainment Design. The information they provided from the very first introduction was great. The gentlemen who installed the system were very helpful. They have all been very helpful and considerate. We are definitely enjoying our new system and it has been very helpful to my husband."
MF
Mary F.
Residential Client
"The Defined Entertainment team are simply the very best in the business. Their design and installation of my family room, loft, patio, garage, and listening room systems have completely transformed my daily audio/visual experience. My sincere gratitude and appreciation for your expertise, thoroughness, and dedication to your craft."
MB
Matthew B.
Residential Client
"Defined A/V made the process of upgrading my televisions and sound system and the addition of security cameras completely effortless. Their technicians were skilled, polite and adept at finding the best solutions for my home. ...They handled everything in the most efficient and unobtrusive way possible. I could not recommend them more highly."
GB
Gerry B.
Residential Client
"What a wonderful company to work with. We were having issues with our control 4 and they were able to fix the problems quickly. The crew were very knowledgeable ,very friendly , and took the time to answer any questions we had concerning the project they were working on. Thank you for getting our system working properly again."
LR
Leona R.
Residential Client
"We decided to upgrade our entertainment system after 15 years. We went with Defined as we were very happy with the work they had done for us before. Mark and his crew are excellent on all dimensions -- in designing a system to fit our needs, clarity of communication, timely execution, and their professionalism.."
SB
Sushil B.
Residential Client
"I have been very pleased with the service from Defined Entertainment Design. The information they provided from the very first introduction was great. The gentlemen who installed the system were very helpful. They have all been very helpful and considerate. We are definitely enjoying our new system and it has been very helpful to my husband."
MF
Mary F.
Residential Client
"The Defined Entertainment team are simply the very best in the business. Their design and installation of my family room, loft, patio, garage, and listening room systems have completely transformed my daily audio/visual experience. My sincere gratitude and appreciation for your expertise, thoroughness, and dedication to your craft."
MB
Matthew B.
Residential Client
"Defined A/V made the process of upgrading my televisions and sound system and the addition of security cameras completely effortless. Their technicians were skilled, polite and adept at finding the best solutions for my home. ...They handled everything in the most efficient and unobtrusive way possible. I could not recommend them more highly."
GB
Gerry B.
Residential Client
"What a wonderful company to work with. We were having issues with our control 4 and they were able to fix the problems quickly. The crew were very knowledgeable ,very friendly , and took the time to answer any questions we had concerning the project they were working on. Thank you for getting our system working properly again."
LR
Leona R.
Residential Client
"We decided to upgrade our entertainment system after 15 years. We went with Defined as we were very happy with the work they had done for us before. Mark and his crew are excellent on all dimensions -- in designing a system to fit our needs, clarity of communication, timely execution, and their professionalism.."
SB
Sushil B.
Residential Client
"I have been very pleased with the service from Defined Entertainment Design. The information they provided from the very first introduction was great. The gentlemen who installed the system were very helpful. They have all been very helpful and considerate. We are definitely enjoying our new system and it has been very helpful to my husband."
MF
Mary F.
Residential Client
Ready to Elevate Your Space?
Contact us to discuss how we can integrate seamlessly into your next project.
Phone(805) 376-0052
Emailinfo@definedav.com