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The 10 Best Alarm Installation Companies in Long Beach (2026)
This list ranks the best alarm installation companies serving Long Beach based on Google review data, updated for 2026. We use a Bayesian-style approach that weights average rating by the number of reviews, so businesses with many high ratings rise above those with only a handful of stars. Long Beach customers hire alarm installers for a range of needs—from single-family homes near the coast to downtown condos and small businesses—so reliability, clear contracts, and local service matter. Use this guide as a starting point when comparing installers and asking questions about equipment, warranties, and installation timelines.
This ranking is computed from Google reviews (our method). Listings marked Partner are paid advertising spots: they sit alongside the ranking without changing its order.
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HM Security – ADT Authorized Dealer
HM Security – ADT Authorized Dealer tops our list because it combines a perfect 5.0 rating with a large review base of 910 Google reviews, giving it strong weight in our rating method. Its Google category is “Security system installation service,” which aligns directly with alarm and system installation work. The combination of near-perfect user scores and high review volume is what pushes it ahead in our 2026 ranking.
The full ranking
Vivint
With a 5.0 rating across 286 reviews, Vivint appears as a “Security service” firm based in Long Beach and presents a strong local profile by review count and score.
286 reviews
Paramount Protechs
Paramount Protechs holds a 5.0 rating from 157 reviews and is categorized as a “Security system installation service,” listed at an address in Lakewood near the Long Beach area.
157 reviews
VP Security Guards
This company is rated 5.0 with 76 reviews and appears under the “Security guard service” category, operating from an address on Pine Avenue in Long Beach.
76 reviews
Alert 360 Home & Business Security Los Angeles
Listed as a “Security system supplier,” Alert 360 has a 4.9 rating with 645 reviews and is shown at an address in Corona, reflecting a broader regional presence.
645 reviews
Mario Castillo Electric
Mario Castillo Electric is categorized as an “Electrician,” holds a 4.9 rating from 543 reviews, and is listed at an address on W Ocean Blvd in Long Beach’s downtown area.
543 reviews
HB Security Cameras
HB Security Cameras shows a 5.0 rating based on 25 reviews and is classified as a “Security system supplier,” with an address in Huntington Beach.
25 reviews
AIM Security
AIM Security appears as a “Security system installation service,” rated 5.0 from 24 reviews and operating from an address in Bellflower.
24 reviews
First Choice Security Guard & Patrol Services
This firm is rated 5.0 with 12 reviews, listed under “Security guard service,” and has a downtown Long Beach address on W Ocean Blvd.
12 reviews
Skyline Security
Skyline Security is shown as a “Security system supplier,” carrying a 4.8 rating from 4,406 reviews and is based at an address in Downey, giving it a very large review footprint.
4406 reviews
Frequently asked questions
How should I choose an alarm installation company in Long Beach?
Compare companies by verified reviews, the number of local installations, equipment brands they support, and whether they offer monitoring and service agreements. Ask for written estimates, check licensing and insurance, and request references for similar homes or businesses in the area.
What does alarm installation typically cost?
Costs vary with system complexity, equipment quality, and whether monitoring is included; basic installations are generally less expensive than full-featured systems with cameras and smart-home integration. Get multiple written quotes and clarify whether ongoing monitoring or service fees are separate from the installation price.
What should I check before hiring an installer?
Verify the company’s license and insurance, read recent local reviews, confirm warranty and support terms, and ask about the specific equipment models they plan to install. Also confirm who performs monitoring, how alarm dispatch works, and what monthly charges you can expect.
How was this ranking created and why do review counts matter?
We ranked businesses using Google review ratings adjusted by review volume so that high averages backed by many reviews rank higher than perfect scores with only a few reviews. That approach favors consistency and broad customer feedback while still recognizing top-rated providers.