Security system supplier · Las Vegas, NV · reviewed since 2017
iHow the Experts Score is calculatedEach factor is scored 0–100 on absolute terms (standing in the category can only raise it), then weighted; problems flagged in review highlights or a recent slide in ratings are subtracted:Satisfaction 59%92+54Reliability 26%96+25Value 15%97+14.8Craft & service penalty98−0.2Experts Score= 94Not enough data for replies to reviews; its weight is shared by the others.Grade A: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews.94SCORE
AGradeiLetter from the Experts Score: A = 80+, B = 60–79, C = 40–59, D = 20–39, F = under 20.
#10 of 34 cctv installation servicesiPosition by Experts Score among all companies we track in this category. · better than 73%
4.9★★★★★38 Google reviews · 22 photos
95%five-star reviews
0%1–2★, last 20 reviewsiShare of 1–2★ reviews in the last 24 months — or the 20 newest reviews when the company had fewer than 20 in that time.
Google reviewers rate DMC Systems LLC 4.9 out of 5 based on 38 reviews, highlighting professional installation of security cameras, alarms, and home automation systems. Customers frequently cite punctual service, clear communication, transparent pricing, and responsive ongoing technical support as key strengths. The owner often engages directly with clients to resolve issues. While no significant negative patterns appear in the provided excerpts, two three-star reviews offer minimal specific details beyond describing staff as clean and helpful.
Google rating: 4.9 out of 5 from 38 reviews (95% five-star).
Reviews on this page: 38 Google reviews (33 with written comments, 1 with photos).
Owner responses: the business replied to 37% of reviews.
Most recent review: April 23, 2025.
Service: CCTV Installation serving Las Vegas, Nevada.
Data from Google, last updated October 26, 2026.
Score profile vs other cctv installation services
Score per factor (100 = best)iEach factor is scored 0–100 on absolute terms (star average, share of 1–2★ reviews, price verdicts…); standing within the category can only raise it, never lower it.. Strongest: craft & service and value; weakest: satisfaction.
DMC Systems LLCCctv Installation Services median0 = centre, 100 = best
SatisfactioniSatisfaction · 54% of the scoreRecency-weighted star average (2-year half-life), shrunk toward the category mean by review volume; the company’s own lifetime average as the prior; absolute: 4.0★ = 0, 5★ = 100.DMC Systems LLC: 92/100 on this factor. Category median: 90.A
92
ReliabilityiReliability · 24% of the scoreHow rarely jobs go badly: share of 1–2★ reviews — 60% the last 24 months (or the 20 newest if fewer), 40% all-time; 0% = 100, 15%+ = 0; the category percentile can only raise it.DMC Systems LLC: 96/100 on this factor. Category median: 87.A
96
Craft & serviceiCraft & service · penalty only, up to −10 pointsGoogle review highlights: Quality, Professionalism, Responsiveness, Punctuality — how rarely reviewers flag them as a negative, per review since highlights began; 0% = 100, 5%+ = 0. Subtracted from the score (up to −10), never averaged in — clean highlights are the norm, not a bonus.DMC Systems LLC: 98/100 on this factor. Category median: 98.A
98
ValueiValue · 14% of the scoreCustomers’ own price verdicts (Great / Reasonable vs Overpriced) and Value highlights; 65% absolute (all “reasonable” ≈ 80, “great” = 100), the category percentile can only raise it.DMC Systems LLC: 97/100 on this factor. Category median: 100.A
97
MomentumiMomentum · penalty only, up to −10 pointsPenalises only a real slide: last-12-month average below lifetime (−0.5★ = 0). Still 4.8★+ over the last year, or steady/improving = 100. Subtracted from the score (up to −10), never averaged in.Not enough reviews for this factor yet. Category median: 100.–
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Replies to reviewsiReplies to reviews · 7% of the scoreHow often the owner publicly replies to reviews under 5★ (1–4★). Needs 3+ such reviews, otherwise not counted; 65% absolute (80%+ replied = 100), the category percentile can only raise it.Not enough reviews for this factor yet. Category median: 73.–
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Bar = this company · dark tick = category median.
Star ratings
38 Google reviews we collected
4.9of 5
5 stars3695%
4 stars00%
3 stars25%
2 stars00%
1 star00%
Praise vs complaints
Phrases our text analysis found in 33 written reviews
97%praise
Praise6697%
Complaints23%
Topic share
How often each topic comes up in the written reviews
7topics
Staff & attitude2029%
Quality & results1319%
Would recommend1319%
Speed & response913%
Price & value710%
Communication34%
Honesty & trust34%
What customers talk about
We read 33 written reviews and marked every phrase about these topics. The same colors are highlighted in the reviews.
“…he past few years, and I can confidently say they are one of the most professional and reliable companies in the camera installation industry.…”
“David and his team consistently deliver top-notch service not just during installation, but more importantly, through ongoing support when it’s needed most.”
“I highly recommend them to anyone looking for a dependable and professional security solution.”
“On the rare occasion that I had an issue, their response was incredibly prompt.”
“David and his team do exceptional work and are reasonably priced.”
“Walked us through the process and options step by step.”
“…, and I can confidently say they are one of the most professional and reliable companies in the camera installation industry.…”
People customers mention
Alex5 reviews
praise complaint · found by our text analysis, Google review wording unchanged.
Recent reviews
TylerLocal Guide · 29 reviewsiTotal number of Google reviews this person has written across all businesses on Google Maps (not just this one). More reviews usually means a more experienced, trustworthy reviewer. · a year ago★★★★★
I've been working with DMC Systems for the past few years, and I can confidently say they are one of the most professional and reliable companies in the camera installation industry. David and his team consistently deliver top-notch service not just during installation, but more importantly, through ongoing support…
Kami7 reviewsiTotal number of Google reviews this person has written across all businesses on Google Maps (not just this one). More reviews usually means a more experienced, trustworthy reviewer. · a year ago★★★★★
Exceptional service, products and professionalism!! DMC always brings their "A Game", highly recommend!!
Danny2 reviewsiTotal number of Google reviews this person has written across all businesses on Google Maps (not just this one). More reviews usually means a more experienced, trustworthy reviewer. · a year ago★★★★★
My name is Danny SIMMERMAN contracted with DMC alarm company to install an alarm system at my home in Boulder City, Nevada. The gentleman they sent out to evaluate my system to figure out what I needed with a terrific young man very professional, very well presented and very knowledgeable About the field of work.…
kashondaLocal Guide · 22 reviewsiTotal number of Google reviews this person has written across all businesses on Google Maps (not just this one). More reviews usually means a more experienced, trustworthy reviewer. · a year ago★★★★★
We decided to upgrade our camera systems and DMC Systems came recommended by my coworkers. Great experience from initial online chat to the owner personally solving a minor technical issue after install. Definitely give them a call for your security camera needs.
StevenLocal Guide · 28 reviewsiTotal number of Google reviews this person has written across all businesses on Google Maps (not just this one). More reviews usually means a more experienced, trustworthy reviewer. · 2 years ago★★★★★
From start to finish the folks at DMC Systems were awesome!
David came out for the initial consult and was very professional, punctual, and transparent about pricing.
Eduardo and Alex ran all of the wires, and Tim setup the security system. They were all punctual, polite, and answered any questions I had.
Jordan…
Tywan9 reviewsiTotal number of Google reviews this person has written across all businesses on Google Maps (not just this one). More reviews usually means a more experienced, trustworthy reviewer. · 2 years ago★★★★★
One of the Best Companies to do business with.
David and his Team are definitely top Tier professionals!!
I've been working with DMC Systems for the past few years, and I can confidently say they are one of the most professional and reliable companies in the camera installation industry. David and his team consistently deliver top-notch service not just during installation, but more importantly, through ongoing support when it’s needed most.
On the rare occasion that I had an issue, their response was incredibly prompt. Within 24 hours, the team was on-site to resolve the problem with efficiency and care. Their technician, Alex, has been especially great to work with. He is always punctual, courteous, and extremely knowledgeable about the systems he installs and services.
It's rare to find a company that combines technical expertise with genuine customer care, but DMC Systems does just that. I highly recommend them to anyone looking for a dependable and professional security solution.
Response from the owner · a year ago
Thank you so much for your kind words and for taking the time to leave such a detailed review! We are so glad to hear about your positive experiences with our team. Providing excellent service and support is at the heart of what we do, and it’s wonderful to know that our efforts are appreciated. We look forward to continuing to work with you and always being there to ensure your systems run smoothly. Your recommendation means a lot to us!
Kami Adamson7 reviewsiTotal number of Google reviews Kami has written across all businesses on Google Maps, not just this one.
Exceptional service, products and professionalism!! DMC always brings their "A Game", highly recommend!!
Response from the owner · a year ago
Thank you so much for your kind words and high recommendation! We are thrilled to hear that you had such a positive experience with our service and products. We strive to deliver our best and it's wonderful to know we're hitting the mark. We look forward to serving you again!
Danny Simmerman2 reviewsiTotal number of Google reviews Danny has written across all businesses on Google Maps, not just this one.
My name is Danny SIMMERMAN contracted with DMC alarm company to install an alarm system at my home in Boulder City, Nevada. The gentleman they sent out to evaluate my system to figure out what I needed with a terrific young man very professional, very well presented and very knowledgeable About the field of work. He’s in after signing the proposal they promptly sent an installer and he was a terrific guy. I couldn’t believe my luck two in a row this man was very knowledgeable. Very efficient hard-working no problem whatsoever. I’m so impressed with this company that I would recommend them to anybody. I had a This and they were junk.
The young man that came and evaluated my system his name was David the man that came and installed my system his name Is Tim.
I hope this very view is very helpful for anyone interested in DMC Alarm service.
Thank you, DMC Danny SIMMERMAN
Response from the owner · a year ago
We appreciate your positive feedback and recommendation. We're glad to hear our team members provided excellent service. Thank you for choosing DMC Alarm.
kashonda danielsLocal Guide · 22 reviewsiTotal number of Google reviews kashonda has written across all businesses on Google Maps, not just this one.
We decided to upgrade our camera systems and DMC Systems came recommended by my coworkers. Great experience from initial online chat to the owner personally solving a minor technical issue after install. Definitely give them a call for your security camera needs.
Response from the owner · a year ago
Thank you for your wonderful feedback! We're thrilled to hear that you had a great experience from start to finish and that we could assist with your camera system upgrade. It's always our goal to deliver top-notch service and ensure everything runs smoothly. We appreciate your recommendation and look forward to assisting you with your security needs in the future.
Steven MurphyLocal Guide · 28 reviewsiTotal number of Google reviews Steven has written across all businesses on Google Maps, not just this one.
From start to finish the folks at DMC Systems were awesome!
David came out for the initial consult and was very professional, punctual, and transparent about pricing.
Eduardo and Alex ran all of the wires, and Tim setup the security system. They were all punctual, polite, and answered any questions I had.
Jordan who works in the office was pleasant and she answered any and every question I had as well.
My wife and I are very satisfied with the service DMC Systems provided, and we highly recommend them for security systems and cameras.
Response from the owner · 2 years ago
Thank you for your wonderful feedback! We are glad to hear that you had a great experience with our team at DMC Systems. We take pride in providing professional, punctual, and transparent services from the initial consultation to the installation. It was a pleasure working with you on your security system needs. If you have any more questions in the future, feel free to reach out. Thank you for recommending us!
Tywan Johnson9 reviewsiTotal number of Google reviews Tywan has written across all businesses on Google Maps, not just this one.
This is a great locally owned company that provides excellent customer support. Walked us through the process and options step by step. They have been patient in helping us learn the apps that allow us to control everything from our phone. Wonderful company.
Jake L.1 reviewiTotal number of Google reviews Jake has written across all businesses on Google Maps, not just this one.
DMC is fantastic they will get an alarm into your house no matter what the price. I've had an alarm for about 8 months and it still is way above my expectations.
