Service Area

AV & Network Installation in Diamond Bar, CA

Serving Diamond Bar — free estimates, written quotes, no obligation.

Diamond Bar's hillside two-story homes often need networks that reach every floor and the backyard, and media rooms and family rooms built for big screens and surround sound.

Two-story homes

Running wire between floors in a finished two-story home takes planning. We find routes through closets, chases and attics to get cable where it's needed with minimal patching.

What we install in Diamond Bar

Home theater and media rooms, TV mounting, surround sound, whole-home and outdoor audio, Wi-Fi and home networks, structured wiring, security cameras, and business AV and phone systems. We work with Samsung, Sony, Denon, Yamaha, Sonos and other major brands.

Getting to you

We're based in Covina, CA, so Diamond Bar is a short drive. Estimates are Monday to Friday, 8am to 6pm — call (626) 827-4710 or send the form and we'll set up a time.

Where we work in Diamond Bar

Neighborhoods

The Country Estates · Sycamore Canyon · Summitridge

ZIP codes

91765

Landmarks we work near

Diamond Bar Center · Pantera Park · Sycamore Canyon Park

Not on the list? Diversified Telecommunications covers all of Diamond Bar and the surrounding area — call (626) 827-4710 and we'll confirm in a minute.

Our Home & Business Services in Diamond Bar, CA

Free estimates and honest recommendations across Diamond Bar and the rest of LA County.

Home Theater Installation

Dedicated theater rooms and media rooms designed, wired and calibrated — screen, projector, speakers and seating layout planned together.

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TV Mounting & Installation

TVs mounted securely on drywall, plaster, brick or over the fireplace, with the cables hidden in the wall and everything set up before we leave.

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Whole-Home Audio

Music in every room you want it — in-ceiling and in-wall speakers, Sonos and multi-room systems, controlled from your phone.

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Surround Sound Systems

5.1, 7.1 and Dolby Atmos systems for living rooms and media rooms — receiver, speakers, subwoofer and wiring set up and balanced.

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Structured Wiring & Cabling

Low-voltage wiring for homes and businesses — Cat6 network runs, coax, speaker wire and HDMI, terminated cleanly and labeled.

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Wi-Fi & Home Networking

Fix dead zones and slow Wi-Fi for good — mesh systems, wired access points and properly set-up routers for homes and small offices.

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Security Camera Systems

HD security cameras and video doorbells for homes and businesses, wired, mounted and set up so you can see everything from your phone.

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Business AV & Phone Systems

Conference room displays, background music, digital signage and business phone systems for offices, shops and restaurants.

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Not sure what you need? Tell us about the room or the problem and we'll point you to the right fix.

Call (626) 827-4710 Request My Estimate

Frequently Asked Questions

Do you work in my part of Diamond Bar?

Yes. We cover all of Diamond Bar, including The Country Estates, Sycamore Canyon, Summitridge.

Is the estimate free?

Yes — on-site estimate and written quote, no obligation.

Can you hide the wires?

In most homes, yes. We run cable inside walls, ceilings and attics where the construction allows, and use paintable raceway where it doesn't.

Get a free estimate in Diamond Bar, CA

Free on-site estimate, written quote, no obligation — and a straight answer about what your space actually needs.

Call now (626) 827-4710 Request a Free Estimate
  • Serving Covina, West Covina, Glendora, Azusa and more of LA County
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