Demco™ low voltage solutions for your business

Fiber Optic Cabling

Fiber Optic Cabling





Security Cameras

Security Cameras

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About Demco™

DEMCO, LLC offers voice, data, fiber optic, CCTV, A/V cabling, and equipment solutions. We are locally owned and operated and have been servicing Southern Nevada for over 10 years. When you call us, you will talk to a live person and we will get your questions answered in a timely manner. Want to know more about us?… Check out our about us page >

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Keeping your business connected

Adam Hallman, Network and Datacenter Administrator, Credit Acceptance

“Demco has always completed solid professional work, at an affordable rate in a short amount of time. They’ve come through with the products I’ve needed, and have completed the job to my specifications every time. Demco is my go to cabling contractor, and I would highly recommend them to be yours as well, as they…

Brad Douglas, Hardwired Consulting, Longmont, CO

“David and the team at DEMCO were fast, professional and responded well to late in the game changes. Our customer was very impressed and we’ll be sure to use them in the future for all our cabling needs!“

Russell Snider, Snider Services

“Over the last eight years, we have used a variety of low-voltage engineers in the Las Vegas area. DEMCO is by far the most consistently reliable and professional, and for the last several years, our go-to. They go out of their way to make themselves available when we have pressing needs, and work with us…

Jim Bailey, Abaico Electric

“I’ve been associated with Demco LLC for many years and it’s been a pleasure working with Dave and his crew. Every project has been completed on time as proposed and in a very professional manner. I look forward to a long and successful relationship with Demco LLC in the future.“

Dan Means, Alpine Mortgage Planning

“I used Demco to setup the first Alpine Mortgage Planning office in Las Vegas almost 2 years ago, as well at our Henderson office, and use them ongoing as needed. I also used them at my previous mortgage company (which they still do business for). Demco is professional, reliable and does quality work!“

Jean-Baptiste Perie, Booklets Print

“Hi David, This is to inform you that the job is done and really well done. Your team was very professional and efficient. I’ll definitely contact you again if needed and I will recommend your company.“

Jennifer Parker, A1 Solutions

“We have been working with Demco for several years and they always come through for us. They are quick, reliable, knowledgeable, and professional. Our customers are always satisfied with their work and there are never any ‘go backs’. We highly recommend them for your low-voltage needs.“
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Acredited Business
Las Vegas Chamber of Commerce