#1
SafeStreets Home Security St. Louis
“Dominique was pleasant to work with , he walk me through the entire process . Making sure everything in my home was secure .” — Google review
Experts Reviews · 2026 Ratings
The Best Cctv Installation Services in Sunset Hills, MO
We graded 10 companies on seven things customers actually report: satisfaction, reliability, workmanship, value, momentum, track record and how owners handle complaints.
$708typical jobMedian of the bill customers reported in their Google review (Google asks reviewers for a price range; we use the middle of each range).
99%say the price was fairOf customers who rated the price, the share who chose “Great price” or “Reasonable” rather than “Overpriced”.
4.87★average ratingPlain average of every Google star rating we collected for these companies.
2.2%bad jobs (1–2★, 2 yrs)Share of 1–2★ reviews in the last 24 months — or the 20 newest reviews when the company had fewer than 20 in that time.
From 14,958 Google reviews of 34 top-rated cctv installation services nationwide; 10 of them in Sunset Hills, MO. Updated November 2, 2026.
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Overall ratings
Experts Score 0–100Experts Score (0–100)Absolute quality first: recency-weighted star average (≈54%), share of 1–2★ reviews (≈24%), customers’ price verdicts (≈14%), owner replies to critical reviews (≈7%); minus up to 10 points each for complaints flagged in Google review highlights and for a real slide in recent ratings. Hover a company’s score on its page for the full breakdown. and a letter grade per factor (A = top 20% of cctv installation services).
| # | Company | ScoreExperts Score (0–100)Absolute quality first: recency-weighted star average (≈54%), share of 1–2★ reviews (≈24%), customers’ price verdicts (≈14%), owner replies to critical reviews (≈7%); minus up to 10 points each for complaints flagged in Google review highlights and for a real slide in recent ratings. Hover a company’s score on its page for the full breakdown. | FactorsFactor grades, in orderSatisfaction (54%): Recency-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.Reliability (24%): How 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.Craft & service (0%): Google 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.Value (14%): Customers’ own price verdicts (Great / Reasonable vs Overpriced) and Value highlights; 65% absolute (all “reasonable” ≈ 80, “great” = 100), the category percentile can only raise it.Momentum (0%): Penalises 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.Replies to reviews (7%): How 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.One letter per factor score: A = 80+, B = 60–79, C = 40–59, D = 20–39, F = below 20. | ★Google star rating as shown on Google Maps. | Typical billMedian bill customers of this company reported in their reviews (needs 3+ priced reviews). |
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| 1 |  St Louis Alarm CoSunset Hills, MO | A 99How 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%99+58.1Reliability 26%98+25.6Value 15%100+15.2Craft & service penalty99−0.1Experts Score= 99Not 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. | AAAAA– | 5.00 | — |
| 2 |  Citywide AlarmsSunset Hills, MO | A 98How 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%99+58.1Reliability 26%97+25.3Value 15%100+15.2Craft & service penalty98−0.2Experts Score= 98Not 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. | AAAAA– | 5.00 | — |
| 3 |  Butler Durrell SecuritySunset Hills, MO | A 95How 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%98+57.5Reliability 26%96+25Value 15%87+13.2Craft & service penalty97−0.3Experts Score= 95Not 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. | AAAA–– | 5.00 | — |
| 4 | SafeStreets Home Security St. LouisSunset Hills, MO | A 93How 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 55%92+50.2Reliability 24%94+22.8Value 14%100+14.1Replies to reviews 7%83+5.9Experts Score= 93Grade A: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews. | AAAAAA | 4.92 | — |
| 5 |  Westco Security & Technology SystemsSunset Hills, MO | A 93How 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 55%97+52.9Reliability 24%96+23.3Value 14%71+10Replies to reviews 7%100+7.1Craft & service penalty99−0.1Experts Score= 93Grade A: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews. | AAABAA | 4.94 | — |
| 6 |  iTrue Connect - SecuritySunset Hills, MO | A 84How 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%84+49.3Reliability 26%77+20.1Value 15%100+15.2Craft & service penalty98−0.2Experts Score= 84Not 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. | ABAAA– | 4.87 | — |
| 7 |  LVG Electrical & CommunicationsSunset Hills, MO | A 80How 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%86+50.5Reliability 26%71+18.5Value 15%100+15.2Craft & service penalty99−0.1Momentum penalty63−3.7Experts Score= 80Not 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. | ABAAB– | 4.91 | — |
| 8 |  Streib CompanySunset Hills, MO | A 80How 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 55%91+49.6Reliability 24%87+21.1Value 14%100+14.1Replies to reviews 7%67+4.7Craft & service penalty97−0.3Momentum penalty10−9Experts Score= 80Grade A: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews. | AAAAFB | 4.92 | $708 |
| 9 |  Secure24 Alarm Systems - ADT Authorized DealerSunset Hills, MO | B 76How 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 55%82+44.7Reliability 24%81+19.6Value 14%74+10.5Replies to reviews 7%64+4.5Craft & service penalty85−1.5Momentum penalty77−2.3Experts Score= 76Grade B: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews. | AAABBB | 4.80 | — |
| 10 |  Citywide AlarmsSunset Hills, MO | C 58How 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 64%69+43.8Reliability 28%45+12.7Replies to reviews 8%86+7.1Momentum penalty46−5.4Experts Score= 58Not enough data for value; its weight is shared by the others.Grade C: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews. | BC––CA | 4.80 | — |
What jobs cost
What customers paid, from the price Google asks reviewers to report.
| Job | Low25th percentile: 1 in 4 customers paid less than this. | TypicalMedian of the bill customers reported in their Google review (Google asks reviewers for a price range; we use the middle of each range). | High75th percentile: 1 in 4 customers paid more than this. | FairOf customers who rated the price, the share who chose “Great price” or “Reasonable” rather than “Overpriced”. |
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Cctv Installation Services in Sunset Hills, MO at a glance
How the 10 cctv installation services we rated in Sunset Hills, MO compare, and what customers praise most.
Experts Score grades
A = score 80+, F = below 20.
- Grade A880%
- Grade B110%
- Grade C110%
- Grade D00%
- Grade F00%
Google ratings
Average stars per company.
- 4.90★ and up770%
- 4.80–4.89★330%
- 4.60–4.79★00%
- Below 4.60★00%
What customers praise
Share of Google review highlights.
- Quality89421%
- Professionalism1,09426%
- Responsiveness85020%
- Punctuality76318%
- Value68016%
Was the price fair?
All price verdicts left with reviews.
- Great price18842%
- Reasonable23252%
- Overpriced61%
- Not sure225%
Price verdicts by year
Share calling it great / reasonable / overpriced.
2025
2026
How we grade
Satisfaction (54%) — Recency-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.
Reliability (24%) — How 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.
Craft & service (penalty, up to −10) — Google 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.
Value (14%) — Customers’ own price verdicts (Great / Reasonable vs Overpriced) and Value highlights; 65% absolute (all “reasonable” ≈ 80, “great” = 100), the category percentile can only raise it.
Momentum (penalty, up to −10) — Penalises 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.
Replies to reviews (7%) — How 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.
The 10 best-rated cctv installation services in Sunset Hills, MO average 4.9★ on Google across 5,901 reviews. St Louis Alarm Co has the top rating (5.0★), and Secure24 Alarm Systems - ADT Authorized Dealer has the most reviews (3,417). Updated November 1, 2026.
10 companies that meet our bar: rated 4.5★ or higher on Google, with a meaningful review history (5,901 reviews combined) and currently operating. Request a call back and the company will phone you directly.
#2
Streib Company
“Grasser is a wonderful company to work with. They kept me with many reminders and a picture of the great electrician Billy. He was kind and patient and his work was neat and professional. He showed up right on time…” — Google review
#3
Secure24 Alarm Systems - ADT Authorized Dealer
“Kevin S. Was so amazing and very knowledgeable of the security system. He was very detailed oriented, timely, and just all around excellent, definitely recommend him!” — Google review
#4
St Louis Alarm Co
“Responsiveness owner! Came out to walk my property and listened to my concerns and needs. Received a quote promptly and answered all my questions. Installation team was amazing! Took pride in there work and treated…” — Google review
#5
Westco Security & Technology Systems
“We've been with Westco since 1995. We decided it was time to update our system so we could operate it remotely. This was accomplished on May 1st. The technician, Brian, converted our hardline system to WIFI. When…” — Google review
#6
LVG Electrical & Communications
“John Anthony was the best most helpful guy I have met in a long time .. We thought we needed major repair to our camera system . He found the issue in minutes showed me how it worked and we were back and running !!…” — Google review
#7
Butler Durrell Security
“I have been with this company several years now. They take really good care of the service they provide. Alarms and maintenance is checked regularly” — Google review
#8
Citywide Alarms
“Just used them again, they secured our house and now secured our new retail store. Very straight forward pricing. Workers are very professional too” — Google review
#9
Citywide Alarms
“Can't say enough good things about city wide alarms! First the equipment is great and the app is soooo convenient and easy to use. They respond quickly and efficiently. They are very friendly and helpful. And most…” — Google review
#10
iTrue Connect - Security
“I True Security installed my camera system I really love it Jay and his team are very professional they are soo good I'm going to have them do more installing for me truly satisfied with iTrue Security” — Google review
How we pick cctv installation services in Sunset Hills
We scan Google Maps for cctv installation listings in and around Sunset Hills, keep only open businesses whose main category matches the service, and require a Google rating of at least 4.5 from at least 20 reviews. Companies are ordered by a confidence-weighted score that balances rating and review volume. We do not accept payment for placement.
Frequently asked questions
Who is the highest-rated cctv installation in Sunset Hills?
St Louis Alarm Co has the highest Google rating on our Sunset Hills list: 5.0 out of 5 from 82 reviews (as of November 1, 2026).
Which cctv installation in Sunset Hills has the most reviews?
Secure24 Alarm Systems - ADT Authorized Dealer has the most Google reviews among the companies listed here: 3,417, with a 4.8★ average.
How are these cctv installation services chosen?
Only open Sunset Hills-area businesses whose Google category matches the service, rated at least 4.5★ from at least 20 Google reviews. They are ordered by a confidence-weighted score of rating and review volume. Placement is never paid.
Also in Sunset Hills: Grading Services