Company lists · Data refreshed November 2026
Top 25 Monitoring security system suppliers based in the United States
RevenueBase identified 3,561 company matches for monitoring security system suppliers associated with the United States as of November 2026 and tracks 66,548 professional contacts across them, including 16,981 with verified work emails. New York is the largest hub.
This list covers company matches for monitoring security system suppliers associated with the United States, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed November 5, 2026.
Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.
The 25 largest monitoring security system suppliers based in the United States
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 2,754 contacts → | ||||
Exact match “Since 1987, Automated Systems Design, Inc.(ASD®) a five-time Inc.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase | |||||
| 2 | 2,178 contacts → | ||||
Exact match “Everon is a leading national provider of commercial security, video, fire, sprinkler, and life safety solutions for complex, multi-site businesses and organizations.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase | |||||
| 3 | 1,467 contacts → | ||||
Exact match “As of May 2016, Protection 1 and ADT merged together to become the leading company in the electronic security industry.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase | |||||
| 4 | 1,365 contacts → | ||||
Exact match “Vector Security® has protected people and property by providing intelligent security solutions tailored to the needs of the customer for more than 50 years.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase | |||||
| 5 | 1,288 contacts → | ||||
Exact match “Established in Safe Haven Security has grown to become the nation’s largest ADT-authorized dealer, trusted by homeowners and businesses across the country.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase | |||||
| 6 | 1,277 contacts → | ||||
Exact match “DSI Security Services offers armed and unarmed uniformed security guard services.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase | |||||
| 7 | 1,209 contacts → | ||||
Exact match “At Titan Security Group, we understand that each client is unique, with specific security needs shaped by the type of property and its location.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase | |||||
| 8 | 927 contacts → | ||||
Exact match “Security 101® is a nationwide leader in designing, installing, and maintaining advanced security systems tailored to the unique needs of organizations of all sizes.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase | |||||
| 9 | 899 contacts → | ||||
Exact match “DEFENDERS is a leader in the home security industry, providing safety and peace of mind to more than 1.5 million families nationwide.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase | |||||
| 10 | 837 contacts → | ||||
Exact match “Securitas knows Security.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase | |||||
| 11 | 798 contacts → | ||||
Exact match “For more than 30 years, CPI Security has been a leader in customized home and business security and home automation services.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase | |||||
| 12 | 753 contacts → | ||||
Exact match “LVT provides rapidly-deployable surveillance hardware that runs on our proprietary SaaS platform.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase | |||||
| 13 | 721 contacts → | ||||
Exact match “Protecting homes and businesses since 1950, Guardian Protection is one of the nation's largest and most highly regarded security companies.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase | |||||
| 14 | 709 contacts → | ||||
Exact match “Pro-Vigil is the smartest, fastest, most reliable, surveillance and monitoring solution, to enable you to focus on your core business, whether that’s in construction, an auto…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase | |||||
| 15 | 642 contacts → | ||||
Exact match “Snap One is now part of ADI Global Distribution.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase | |||||
| 16 | 617 contacts → | ||||
Exact match “ADT Inc, formerly The ADT Corporation, is an American company that provides residential, small and large business electronic security, fire protection, and other related alarm…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase | |||||
| 17 | 601 contacts → | ||||
Exact match “Alert 360 security is a trusted and best-in-class provider of reliable security solutions for homes and businesses.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase | |||||
| 18 | 578 contacts → | ||||
Exact match “Ford AV designs, installs, and services professional and commercial sound, audio-video, network infrastructure, and security surveillance systems for organizations including…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase | |||||
| 19 | 573 contacts → | ||||
Exact match “Interface Systems combines AI-powered technologies with expert remote video monitoring from its US-based Interactive Security Operations Centers (iSOCs).” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase | |||||
| 20 | 515 contacts → | ||||
Exact match “Rapid Response Monitoring is a leading provider of professional monitoring services founded in 1992.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase | |||||
| 21 | 481 contacts → | ||||
Exact match “AMAROK™ is a nationwide commercial security company specializing in comprehensive perimeter security using electric fencing and surveillance tools like cameras, lights, and alarms.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase | |||||
| 22 | 464 contacts → | ||||
Exact match “NAPCO Security Technologies (NASDAQ: NSSC) is one of the world's leading manufacturers of technologically advanced electronic security equipment including intrusion and fire alarm…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase | |||||
| 23 | 408 contacts → | ||||
Exact match “Guardian Alarm is one of the largest independently-owned security companies protecting both homes and businesses throughout the Midwest.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase | |||||
| 24 | 401 contacts → | ||||
Exact match “As the premier provider of critical event monitoring across North America, Becklar Monitoring is prepared to monitor any event, anytime, with speed, accuracy and exceptional…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase | |||||
| 25 | 328 contacts → | ||||
Exact match “Headquartered in Nashville, TN, with branches throughout the Southeastern United States, ADS Security, a Vector Security company, is the 20th largest electronic security company…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase | |||||
RevenueBase SmartSearch
Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.
This list uses Exact for “monitoring security system suppliers”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.
Showing 25 of 3,561 monitoring security system suppliers based in the United States
See the full list, filter by size, metro and specialty, and access 16,981 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Monitoring security system suppliers based in the United States at a glance
As of Nov 5, 2026Companies by employee count
Email recency for this list is measured worldwide rather than for United States, so it is reported there. Company counts and contact totals on this page are exact for United States, over 3,561 companies.
How this list was built
The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.
- Source
- The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
- What qualifies
- Company records associated with the United States whose business descriptions match “monitoring security system suppliers” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
- RevenueBase SmartSearch
- Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
- Public preview
- The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
- Match quality
- RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
- Ranking
- Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
- Verification
- Every displayed company carries at least one verified work email. RevenueBase tracks 16,981 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
- Refresh
- This page's figures were pulled from the company graph on November 5, 2026. Lists refresh periodically as the graph is re-checked.
- Record context
- Company records and descriptions can change. Check the company's website for its current services and locations.
Monitoring security system suppliers by metro
- Monitoring security system suppliers in New York67
- Monitoring security system suppliers in Houston65
- Monitoring security system suppliers in Miami43
- Monitoring security system suppliers in Dallas34
- Monitoring security system suppliers in Los Angeles28
- Monitoring security system suppliers in Phoenix26
- Monitoring security system suppliers in Atlanta25
Frequently asked
What is RevenueBase SmartSearch?
RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “monitoring security system suppliers”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many monitoring security system suppliers are there based in the United States?
RevenueBase identified 3,561 company matches for monitoring security system suppliers associated with the United States as of November 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.
What is the largest company on this list?
Automated Systems Design, INC tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city has the most monitoring security system suppliers?
New York leads with 67 company records, followed by Houston (65) and Miami (43).
How do I get contact information for these companies?
A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 16,981 professional contacts with verified work emails tracked across these 3,561 companies; direct dials are available where recorded.
How current is this list?
The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on November 5, 2026.
Ready to reach these companies? Verified emails and direct dials for all 3,561 monitoring security system suppliers based in the United States. Start with a free account, no credit card.
Download this list →Related lists
Monitoring security system suppliers by geography
- Monitoring security system suppliers based in Buenos Aires, Argentina
- Monitoring security system suppliers based in Melbourne, Australia
- Monitoring security system suppliers based in Sydney, Australia
- Monitoring security system suppliers based in Belo Horizonte, Brazil
- Monitoring security system suppliers based in Curitiba, Brazil
- Monitoring security system suppliers based in Rio De Janeiro, Brazil
- Monitoring security system suppliers based in Sao Paulo, Brazil
- Monitoring security system suppliers based in Calgary, Canada
- Monitoring security system suppliers based in Montreal, Canada
- Monitoring security system suppliers based in Toronto, Canada
- Monitoring security system suppliers based in Bangalore, India
- Monitoring security system suppliers based in Chennai, India
About this data
RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Monitoring security system suppliers based in Buenos Aires, Argentina
- Monitoring security system suppliers based in Melbourne, Australia
- Monitoring security system suppliers based in Sydney, Australia
- Monitoring security system suppliers based in Belo Horizonte, Brazil
- Monitoring security system suppliers based in Curitiba, Brazil
- Monitoring security system suppliers based in Rio De Janeiro, Brazil
Company intelligence · public preview
Top 25 monitoring security system suppliers based in the United States
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 3,561 matching company records for monitoring security system suppliers based in the United States, with 66,548 tracked contacts and 16,981 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: November 5, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 monitoring security system suppliers based in the United States
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 |  Automated Systems Design, INCasd-usa.comHQ: Alpharetta, GA, United StatesReported employees: Not recorded | Alpharetta, GA, United States | Not recorded | Exact match | 2,754 contacts → |
“Since 1987, Automated Systems Design, Inc.(ASD®) a five-time Inc.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  Everoneveronsolutions.comHQ: Irving, TX, United StatesReported employees: 1,001-5,000 | Irving, TX, United States | 1,001-5,000 | Exact match | 2,178 contacts → |
“Everon is a leading national provider of commercial security, video, fire, sprinkler, and life safety solutions for complex, multi-site businesses and organizations.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  Protection 1 Security Solutionsprotection1.comHQ: Romeoville, IL, United StatesReported employees: 1,001-5,000 | Romeoville, IL, United States | 1,001-5,000 | Exact match | 1,467 contacts → |
“As of May 2016, Protection 1 and ADT merged together to become the leading company in the electronic security industry.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Vector Securityvectorsecurity.comHQ: Warrendale, TX, United StatesReported employees: 1,001-5,000 | Warrendale, TX, United States | 1,001-5,000 | Exact match | 1,365 contacts → |
“Vector Security® has protected people and property by providing intelligent security solutions tailored to the needs of the customer for more than 50 years.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Safe Haven Security Services, LLCmysafehaven.comHQ: North Kansas City, MO, United StatesReported employees: 1,001-5,000 | North Kansas City, MO, United States | 1,001-5,000 | Exact match | 1,288 contacts → |
“Established in Safe Haven Security has grown to become the nation’s largest ADT-authorized dealer, trusted by homeowners and businesses across the country.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  DSI Security Servicesdsisecurity.comHQ: Dothan, AL, United StatesReported employees: 1,001-5,000 | Dothan, AL, United States | 1,001-5,000 | Exact match | 1,277 contacts → |
“DSI Security Services offers armed and unarmed uniformed security guard services.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  Titan Security Grouptitan-security.comHQ: Chicago, IL, United StatesReported employees: 1,001-5,000 | Chicago, IL, United States | 1,001-5,000 | Exact match | 1,209 contacts → |
“At Titan Security Group, we understand that each client is unique, with specific security needs shaped by the type of property and its location.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  Security 101security101.comHQ: West Palm Beach, TN, United StatesReported employees: 501-1,000 | West Palm Beach, TN, United States | 501-1,000 | Exact match | 927 contacts → |
“Security 101® is a nationwide leader in designing, installing, and maintaining advanced security systems tailored to the unique needs of organizations of all sizes.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  Defendershomedefenders.comHQ: Indianapolis, IN, United StatesReported employees: 1,001-5,000 | Indianapolis, IN, United States | 1,001-5,000 | Exact match | 899 contacts → |
“DEFENDERS is a leader in the home security industry, providing safety and peace of mind to more than 1.5 million families nationwide.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  Securitas Electronic Security, INCsecuritases.comHQ: Uniontown, IL, United StatesReported employees: 10001+ | Uniontown, IL, United States | 10001+ | Exact match | 837 contacts → |
“Securitas knows Security.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  CPI Securitycpisecurity.comHQ: Charlotte, SC, United StatesReported employees: 501-1,000 | Charlotte, SC, United States | 501-1,000 | Exact match | 798 contacts → |
“For more than 30 years, CPI Security has been a leader in customized home and business security and home automation services.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  LVT Liveview Technologieslvt.comHQ: American Fork, UT, United StatesReported employees: 501-1,000 | American Fork, UT, United States | 501-1,000 | Exact match | 753 contacts → |
“LVT provides rapidly-deployable surveillance hardware that runs on our proprietary SaaS platform.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  Guardian Protectionguardianprotection.comHQ: Warrendale, PA, United StatesReported employees: 501-1,000 | Warrendale, PA, United States | 501-1,000 | Exact match | 721 contacts → |
“Protecting homes and businesses since 1950, Guardian Protection is one of the nation's largest and most highly regarded security companies.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  Pro-Vigil Surveillance Servicespro-vigil.comHQ: San Antonio, TX, United StatesReported employees: 201-500 | San Antonio, TX, United States | 201-500 | Exact match | 709 contacts → |
“Pro-Vigil is the smartest, fastest, most reliable, surveillance and monitoring solution, to enable you to focus on your core business, whether that’s in construction, an auto…” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  ADI Snap ONEadiglobal.comHQ: Charlotte, NC, United StatesReported employees: 5,001-10,000 | Charlotte, NC, United States | 5,001-10,000 | Exact match | 642 contacts → |
“Snap One is now part of ADI Global Distribution.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  ADT Security Servicesadt.comHQ: Boca Raton, FL, United StatesReported employees: 501-1,000 | Boca Raton, FL, United States | 501-1,000 | Exact match | 617 contacts → |
“ADT Inc, formerly The ADT Corporation, is an American company that provides residential, small and large business electronic security, fire protection, and other related alarm…” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  Alert 360alert360.comHQ: Tulsa, CA, United StatesReported employees: 501-1,000 | Tulsa, CA, United States | 501-1,000 | Exact match | 601 contacts → |
“Alert 360 security is a trusted and best-in-class provider of reliable security solutions for homes and businesses.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  Ford Audio-Videofordav.comHQ: Oklahoma City, NV, United StatesReported employees: 501-1,000 | Oklahoma City, NV, United States | 501-1,000 | Exact match | 578 contacts → |
“Ford AV designs, installs, and services professional and commercial sound, audio-video, network infrastructure, and security surveillance systems for organizations including…” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  Interface Systemsinterfacesystems.comHQ: St. Louis, MO, United StatesReported employees: 501-1,000 | St. Louis, MO, United States | 501-1,000 | Exact match | 573 contacts → |
“Interface Systems combines AI-powered technologies with expert remote video monitoring from its US-based Interactive Security Operations Centers (iSOCs).” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 |  Rapid Response Monitoringrrms.comHQ: Syracuse, NY, United StatesReported employees: 501-1,000 | Syracuse, NY, United States | 501-1,000 | Exact match | 515 contacts → |
“Rapid Response Monitoring is a leading provider of professional monitoring services founded in 1992.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 |  Amarok Securityamarok.comHQ: Columbia, SC, United StatesReported employees: 201-500 | Columbia, SC, United States | 201-500 | Exact match | 481 contacts → |
“AMAROK™ is a nationwide commercial security company specializing in comprehensive perimeter security using electric fencing and surveillance tools like cameras, lights, and alarms.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  Napco Security Technologiesnapcosecurity.comHQ: Amityville, NY, United StatesReported employees: 501-1,000 | Amityville, NY, United States | 501-1,000 | Exact match | 464 contacts → |
“NAPCO Security Technologies (NASDAQ: NSSC) is one of the world's leading manufacturers of technologically advanced electronic security equipment including intrusion and fire alarm…” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  Guardian Alarmguardianalarm.comHQ: Southfield, OH, United StatesReported employees: 501-1,000 | Southfield, OH, United States | 501-1,000 | Exact match | 408 contacts → |
“Guardian Alarm is one of the largest independently-owned security companies protecting both homes and businesses throughout the Midwest.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 |  Becklar Monitoringbecklar.comHQ: Ogden, UT, United StatesReported employees: 201-500 | Ogden, UT, United States | 201-500 | Exact match | 401 contacts → |
“As the premier provider of critical event monitoring across North America, Becklar Monitoring is prepared to monitor any event, anytime, with speed, accuracy and exceptional…” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 |  ADS Securityadssecurity.comHQ: Nashville, TN, United StatesReported employees: 201-500 | Nashville, TN, United States | 201-500 | Exact match | 328 contacts → |
“Headquartered in Nashville, TN, with branches throughout the Southeastern United States, ADS Security, a Vector Security company, is the 20th largest electronic security company…” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 3,561 company matches
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Monitoring security system suppliers: dataset insights
November 5, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
3,548 records in the displayed employee bands.
13 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured worldwide rather than for United States, so it is reported there. Company counts and contact totals on this page are exact for United States, over 3,561 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: November 5, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Monitoring security system suppliers by metro
- Monitoring security system suppliers in New York67
- Monitoring security system suppliers in Houston65
- Monitoring security system suppliers in Miami43
- Monitoring security system suppliers in Dallas34
- Monitoring security system suppliers in Los Angeles28
- Monitoring security system suppliers in Phoenix26
- Monitoring security system suppliers in Atlanta25
Questions about this company list
What does Exact match mean for monitoring security system suppliers?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many monitoring security system suppliers did RevenueBase find based in the United States?
The saved snapshot records 3,561 matching company records, 66,548 tracked contacts and 16,981 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: November 5, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
Monitoring security system suppliers by geography
- Monitoring security system suppliers based in Buenos Aires, Argentina
- Monitoring security system suppliers based in Melbourne, Australia
- Monitoring security system suppliers based in Sydney, Australia
- Monitoring security system suppliers based in Belo Horizonte, Brazil
- Monitoring security system suppliers based in Curitiba, Brazil
- Monitoring security system suppliers based in Rio De Janeiro, Brazil
- Monitoring security system suppliers based in Sao Paulo, Brazil
- Monitoring security system suppliers based in Calgary, Canada
- Monitoring security system suppliers based in Montreal, Canada
- Monitoring security system suppliers based in Toronto, Canada
- Monitoring security system suppliers based in Bangalore, India
- Monitoring security system suppliers based in Chennai, India
Cite this list
RevenueBase Data Team. Top 25 monitoring security system suppliers based in the United States. Snapshot: November 5, 2026. https://revenuebase.ai/companies/monitoring-security-system-suppliers/united-states.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Monitoring security system suppliers based in Buenos Aires, Argentina
- Monitoring security system suppliers based in Melbourne, Australia
- Monitoring security system suppliers based in Sydney, Australia
- Monitoring security system suppliers based in Belo Horizonte, Brazil
- Monitoring security system suppliers based in Curitiba, Brazil
- Monitoring security system suppliers based in Rio De Janeiro, Brazil
Company intelligence · public preview
Top 25 monitoring security system suppliers based in the United States
RevenueBase records 3,561 matching company records for monitoring security system suppliers based in the United States, with 66,548 tracked contacts and 16,981 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: November 5, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 monitoring security system suppliers based in the United States
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | Automated Systems Design, INCasd-usa.com HQ: Alpharetta, GA, United StatesReported employees: Not recorded | Alpharetta, GA, United States | Not recorded | Exact match | 2,754 contacts → |
“Since 1987, Automated Systems Design, Inc.(ASD®) a five-time Inc.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Everoneveronsolutions.com HQ: Irving, TX, United StatesReported employees: 1,001-5,000 | Irving, TX, United States | 1,001-5,000 | Exact match | 2,178 contacts → |
“Everon is a leading national provider of commercial security, video, fire, sprinkler, and life safety solutions for complex, multi-site businesses and organizations.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Protection 1 Security Solutionsprotection1.com HQ: Romeoville, IL, United StatesReported employees: 1,001-5,000 | Romeoville, IL, United States | 1,001-5,000 | Exact match | 1,467 contacts → |
“As of May 2016, Protection 1 and ADT merged together to become the leading company in the electronic security industry.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Vector Securityvectorsecurity.com HQ: Warrendale, TX, United StatesReported employees: 1,001-5,000 | Warrendale, TX, United States | 1,001-5,000 | Exact match | 1,365 contacts → |
“Vector Security® has protected people and property by providing intelligent security solutions tailored to the needs of the customer for more than 50 years.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Safe Haven Security Services, LLCmysafehaven.com HQ: North Kansas City, MO, United StatesReported employees: 1,001-5,000 | North Kansas City, MO, United States | 1,001-5,000 | Exact match | 1,288 contacts → |
“Established in Safe Haven Security has grown to become the nation’s largest ADT-authorized dealer, trusted by homeowners and businesses across the country.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | DSI Security Servicesdsisecurity.com HQ: Dothan, AL, United StatesReported employees: 1,001-5,000 | Dothan, AL, United States | 1,001-5,000 | Exact match | 1,277 contacts → |
“DSI Security Services offers armed and unarmed uniformed security guard services.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Titan Security Grouptitan-security.com HQ: Chicago, IL, United StatesReported employees: 1,001-5,000 | Chicago, IL, United States | 1,001-5,000 | Exact match | 1,209 contacts → |
“At Titan Security Group, we understand that each client is unique, with specific security needs shaped by the type of property and its location.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Security 101security101.com HQ: West Palm Beach, TN, United StatesReported employees: 501-1,000 | West Palm Beach, TN, United States | 501-1,000 | Exact match | 927 contacts → |
“Security 101® is a nationwide leader in designing, installing, and maintaining advanced security systems tailored to the unique needs of organizations of all sizes.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Defendershomedefenders.com HQ: Indianapolis, IN, United StatesReported employees: 1,001-5,000 | Indianapolis, IN, United States | 1,001-5,000 | Exact match | 899 contacts → |
“DEFENDERS is a leader in the home security industry, providing safety and peace of mind to more than 1.5 million families nationwide.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Securitas Electronic Security, INCsecuritases.com HQ: Uniontown, IL, United StatesReported employees: 10001+ | Uniontown, IL, United States | 10001+ | Exact match | 837 contacts → |
“Securitas knows Security.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | CPI Securitycpisecurity.com HQ: Charlotte, SC, United StatesReported employees: 501-1,000 | Charlotte, SC, United States | 501-1,000 | Exact match | 798 contacts → |
“For more than 30 years, CPI Security has been a leader in customized home and business security and home automation services.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | LVT Liveview Technologieslvt.com HQ: American Fork, UT, United StatesReported employees: 501-1,000 | American Fork, UT, United States | 501-1,000 | Exact match | 753 contacts → |
“LVT provides rapidly-deployable surveillance hardware that runs on our proprietary SaaS platform.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Guardian Protectionguardianprotection.com HQ: Warrendale, PA, United StatesReported employees: 501-1,000 | Warrendale, PA, United States | 501-1,000 | Exact match | 721 contacts → |
“Protecting homes and businesses since 1950, Guardian Protection is one of the nation's largest and most highly regarded security companies.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Pro-Vigil Surveillance Servicespro-vigil.com HQ: San Antonio, TX, United StatesReported employees: 201-500 | San Antonio, TX, United States | 201-500 | Exact match | 709 contacts → |
“Pro-Vigil is the smartest, fastest, most reliable, surveillance and monitoring solution, to enable you to focus on your core business, whether that’s in construction, an auto…” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | ADI Snap ONEadiglobal.com HQ: Charlotte, NC, United StatesReported employees: 5,001-10,000 | Charlotte, NC, United States | 5,001-10,000 | Exact match | 642 contacts → |
“Snap One is now part of ADI Global Distribution.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | ADT Security Servicesadt.com HQ: Boca Raton, FL, United StatesReported employees: 501-1,000 | Boca Raton, FL, United States | 501-1,000 | Exact match | 617 contacts → |
“ADT Inc, formerly The ADT Corporation, is an American company that provides residential, small and large business electronic security, fire protection, and other related alarm…” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Alert 360alert360.com HQ: Tulsa, CA, United StatesReported employees: 501-1,000 | Tulsa, CA, United States | 501-1,000 | Exact match | 601 contacts → |
“Alert 360 security is a trusted and best-in-class provider of reliable security solutions for homes and businesses.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Ford Audio-Videofordav.com HQ: Oklahoma City, NV, United StatesReported employees: 501-1,000 | Oklahoma City, NV, United States | 501-1,000 | Exact match | 578 contacts → |
“Ford AV designs, installs, and services professional and commercial sound, audio-video, network infrastructure, and security surveillance systems for organizations including…” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Interface Systemsinterfacesystems.com HQ: St. Louis, MO, United StatesReported employees: 501-1,000 | St. Louis, MO, United States | 501-1,000 | Exact match | 573 contacts → |
“Interface Systems combines AI-powered technologies with expert remote video monitoring from its US-based Interactive Security Operations Centers (iSOCs).” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Rapid Response Monitoringrrms.com HQ: Syracuse, NY, United StatesReported employees: 501-1,000 | Syracuse, NY, United States | 501-1,000 | Exact match | 515 contacts → |
“Rapid Response Monitoring is a leading provider of professional monitoring services founded in 1992.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Amarok Securityamarok.com HQ: Columbia, SC, United StatesReported employees: 201-500 | Columbia, SC, United States | 201-500 | Exact match | 481 contacts → |
“AMAROK™ is a nationwide commercial security company specializing in comprehensive perimeter security using electric fencing and surveillance tools like cameras, lights, and alarms.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Napco Security Technologiesnapcosecurity.com HQ: Amityville, NY, United StatesReported employees: 501-1,000 | Amityville, NY, United States | 501-1,000 | Exact match | 464 contacts → |
“NAPCO Security Technologies (NASDAQ: NSSC) is one of the world's leading manufacturers of technologically advanced electronic security equipment including intrusion and fire alarm…” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Guardian Alarmguardianalarm.com HQ: Southfield, OH, United StatesReported employees: 501-1,000 | Southfield, OH, United States | 501-1,000 | Exact match | 408 contacts → |
“Guardian Alarm is one of the largest independently-owned security companies protecting both homes and businesses throughout the Midwest.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Becklar Monitoringbecklar.com HQ: Ogden, UT, United StatesReported employees: 201-500 | Ogden, UT, United States | 201-500 | Exact match | 401 contacts → |
“As the premier provider of critical event monitoring across North America, Becklar Monitoring is prepared to monitor any event, anytime, with speed, accuracy and exceptional…” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | ADS Securityadssecurity.com HQ: Nashville, TN, United StatesReported employees: 201-500 | Nashville, TN, United States | 201-500 | Exact match | 328 contacts → |
“Headquartered in Nashville, TN, with branches throughout the Southeastern United States, ADS Security, a Vector Security company, is the 20th largest electronic security company…” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 3,561 company matches
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Monitoring security system suppliers: dataset insights
November 5, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
3,548 records in the displayed employee bands.
13 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured worldwide rather than for United States, so it is reported there. Company counts and contact totals on this page are exact for United States, over 3,561 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: November 5, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Monitoring security system suppliers by metro
- Monitoring security system suppliers in New York67
- Monitoring security system suppliers in Houston65
- Monitoring security system suppliers in Miami43
- Monitoring security system suppliers in Dallas34
- Monitoring security system suppliers in Los Angeles28
- Monitoring security system suppliers in Phoenix26
- Monitoring security system suppliers in Atlanta25
Questions about this company list
What does Exact match mean for monitoring security system suppliers?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many monitoring security system suppliers did RevenueBase find based in the United States?
The saved snapshot records 3,561 matching company records, 66,548 tracked contacts and 16,981 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: November 5, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
Monitoring security system suppliers by geography
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- Monitoring security system suppliers based in Montreal, Canada
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Cite this list
RevenueBase Data Team. Top 25 monitoring security system suppliers based in the United States. Snapshot: November 5, 2026. https://revenuebase.ai/companies/monitoring-security-system-suppliers/united-states.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
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