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.“

Jermaine Abe, Systems Administrator, PSI

“David, it’s been a pleasure working with your staff.  They were both friendly, knowledgeable and punctual.  I look forward to continuing this relationship as we will need to have more work done in the future.“

Theresa LeMere, Jones Sign

“DEMCO is professional and very knowledgeable in their field. They did great work for us on service calls that involved cable terminations, testing and troubleshooting. They communicate effectively and are a pleasure to work with. I highly recommend this company.”

Joey Water, El Monte RV

“I have worked with DEMCO as my onsite I.T. Vendor for 6+ years. We are a Nationwide RV Rental and Sales company and I am based in Santa Fe Springs California so when I have an issue at one of our two dealerships in Las Vegas they are my first call or email. Their Staff…

Matthew Becker, Beckertime

“David and his team were amazing! He was able to get our business set up quickly and efficiently. I recommend DEMCO 1000%.”

George Wong, U.S. Veterans Association

“DEMCO is a wonderful vendor to work with. They will work with your schedule, perform a site survey (if needed), and make sure the job gets done. David has been my go-to for all the networking jobs in the Las Vegas area. I would make sure to keep DEMCO as my primary contact for all…

Francisco Morales, Hilton

“Throughout the last three years I have been dealing with DEMCO, I have not been disappointed once. From the repair and installation of cameras, to relocating a server room, and continuous assistance with network issues, this team has been A+. I would give them 6 and 7 Stars, as they deserve them. David, Javier and…

John Berti, Pride Mobility

“DEMCO has always been reliable and able to complete the jobs we need on a timely basis. Very satisfied.”

Brian, Allied Marketing

I have had DEMCO do a complete wiring of my office in Las Vegas and continued jobs for changes we have made in the office. A class act operation and quality work done by an experienced firm at a reasonable price.

Matthew Roosa, Von Drehle Corporation

“DEMCO team is great to work with! Quick to respond and thorough on the job!”
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Acredited Business
Las Vegas Chamber of Commerce