Company lists · Data refreshed September 2026
Top 18 Sf security companies based in Austin, United States
RevenueBase identified 36 company matches for sf security companies associated with Austin, United States as of September 2026 and tracks 541 professional contacts across them, including 78 with verified work emails. Across the United States, New York is the largest hub for this category (108 companies); Austin has 36.
This list covers company matches for sf security companies associated with Austin, 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 September 21, 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 18 largest sf security companies based in Austin, United States
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 138 contacts → | ||||
Exact match “Priebe Security Services, known and respected for nearly two decades, has been providing personalized, client centric professional security services for most of Austin’s most…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 2 | 79 contacts → | ||||
Exact match “ACT Security Group is based in Texas and provides security personnel and patrol services to a wide range of industries which include commercial, retail, residential and government…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 3 | 43 contacts → | ||||
Exact match “Tri Shield Security and Investigations is an Austin Texas based company built on old fashioned ideals with a leading edge mentality.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 4 | 35 contacts → | ||||
Exact match “Scout was founded with a mission to train and deploy the best security personnel in the world to create safe environments that increase asset value with the best client experience…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 5 | 31 contacts → | ||||
Exact match “Providing true independent consultation for your product needs.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 6 | 25 contacts → | ||||
Exact match “Step into the realm of unparalleled security solutions with TriStar Commercial LLC.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 7 | 19 contacts → | ||||
Exact match “Access Control Video Surveillance Intrusion Detection Perimeter Protection Sales & Service” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 8 | 18 contacts → | ||||
Exact match “BrightWatch was founded by security industry veterans who saw the need for vastly improved offerings in video surveillance and security-related offerings.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 9 | 12 contacts → | ||||
Exact match “Welcome To Falcon Patrol Security When it comes to the security of your firm, your organization, your person, or your property, there is no such thing as a second chance.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 10 | 11 contacts → | ||||
Exact match “Ophion Tactical Security was born with a dream to set the standards for superior private security solutions for the modern world.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 11 | 8 contacts → | ||||
Exact match “ESCO is an Austin, TX, based consulting firm formed in 2002 by public safety and event security professionals completing their assignment on the Salt Lake City Winter Olympic…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 12 | 7 contacts → | ||||
Exact match “Executive Medical Protection Services is a leading provider of security services.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 13 | 5 contacts → | ||||
Exact match “Gardient provides managed services, systems integration and consulting.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 14 | 4 contacts → | ||||
Exact match “We are a team of experienced and certified crime prevention consultants who provide customized solutions for your security needs.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 15 | 3 contacts → | ||||
Exact match “At Centex Security Services, we provide professional and dependable security solutions for businesses, communities, construction sites, and event venues across Texas.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 16 | 1 contacts → | ||||
Exact match “The Lindemann Group LLC - Executive Security Solutions Welcome to The Lindemann Group LLC, where we redefine executive security with a commitment to discretion, vigilance, and…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 17 | 1 contacts → | ||||
Exact match “Managed Security Service Provider providing CyberSecurity, Compliance, Access Control & Video Surveillance” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 18 | 1 contacts → | ||||
Exact match “Corporate Security Teams: We target our services to fill the gap between your Leadership’s expectations and the bandwidth of your team.” Recorded in the RevenueBase company graph · Sep 21, 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 “sf security companies”. 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 18 of 36 sf security companies based in Austin, United States
See the full list, filter by size, metro and specialty, and access 78 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Sf security companies based in Austin, United States at a glance
As of Sep 21, 2026Companies by employee count
Email recency for this list is measured across the whole United States list rather than for Austin, so it is reported there. Company counts and contact totals on this page are exact for Austin, over 36 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 Austin, United States whose business descriptions match “sf security companies” 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 78 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 September 21, 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.
Sf security companies by metro in the United States
- Sf security companies in New York108
- Sf security companies in Los Angeles103
- Sf security companies in Houston92
- Sf security companies in Miami68
- Sf security companies in Dallas56
- Sf security companies in Chicago48
- Sf security companies in Atlanta41
- Sf security companies in Phoenix33
- Sf security companies in Las Vegas28
- Sf security companies in Denver26
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 “sf security companies”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many sf security companies are there based in Austin, United States?
RevenueBase identified 36 company matches for sf security companies associated with Austin, United States as of September 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?
Priebe Security Services, INC tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city in the United States has the most sf security companies?
New York leads the United States with 108 company records, followed by Los Angeles (103) and Houston (92). Austin has 36.
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 78 professional contacts with verified work emails tracked across these 36 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 September 21, 2026.
Ready to reach these companies? Verified emails and direct dials for all 36 sf security companies based in Austin, United States. Start with a free account, no credit card.
Download this list →Related lists
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- Sf security companies based in Denver, United States
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
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- New lists
- Sf security companies based in Sao Paulo, Brazil
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Company intelligence · public preview
Top 18 sf security companies based in Austin, 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 36 matching company records for sf security companies based in Austin, United States, with 541 tracked contacts and 78 verified work emails.
This public preview shows 18 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 21, 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 18 sf security companies based in Austin, 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 |  Priebe Security Services, INCpriebesecurity.comHQ: Austin, United StatesReported employees: 201-500 | Austin, United States | 201-500 | Exact match | 138 contacts → |
“Priebe Security Services, known and respected for nearly two decades, has been providing personalized, client centric professional security services for most of Austin’s most…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  ACT Security Groupactsecuritygroup.comHQ: Austin, TX, United StatesReported employees: 51-200 | Austin, TX, United States | 51-200 | Exact match | 79 contacts → |
“ACT Security Group is based in Texas and provides security personnel and patrol services to a wide range of industries which include commercial, retail, residential and government…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  TRI Shield Security And Investigations LLCtssitexas.comHQ: Austin, TX, United StatesReported employees: 11-50 | Austin, TX, United States | 11-50 | Exact match | 43 contacts → |
“Tri Shield Security and Investigations is an Austin Texas based company built on old fashioned ideals with a leading edge mentality.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Scout Security Groupscoutprotection.comHQ: Austin, TX, United StatesReported employees: 51-200 | Austin, TX, United States | 51-200 | Exact match | 35 contacts → |
“Scout was founded with a mission to train and deploy the best security personnel in the world to create safe environments that increase asset value with the best client experience…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  LRG Inc.- A Veteran Owned Companylanrepgroup.comHQ: Austin, TX, United StatesReported employees: 11-50 | Austin, TX, United States | 11-50 | Exact match | 31 contacts → |
“Providing true independent consultation for your product needs.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Tristar Commercial, A Pye-Barker Fire & Safety Companytristarcommercial.comHQ: Austin, TX, United StatesReported employees: 11-50 | Austin, TX, United States | 11-50 | Exact match | 25 contacts → |
“Step into the realm of unparalleled security solutions with TriStar Commercial LLC.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  AK Technologiesaktelsolutions.comHQ: Austin, TX, United StatesReported employees: 11-50 | Austin, TX, United States | 11-50 | Exact match | 19 contacts → |
“Access Control Video Surveillance Intrusion Detection Perimeter Protection Sales & Service” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  Brightwatchgetbrightwatch.comHQ: Austin, TX, United StatesReported employees: 11-50 | Austin, TX, United States | 11-50 | Exact match | 18 contacts → |
“BrightWatch was founded by security industry veterans who saw the need for vastly improved offerings in video surveillance and security-related offerings.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  Falcon Patrol Protection, LLCfalconpatrol.comHQ: Austin, TX, United StatesReported employees: 11-50 | Austin, TX, United States | 11-50 | Exact match | 12 contacts → |
“Welcome To Falcon Patrol Security When it comes to the security of your firm, your organization, your person, or your property, there is no such thing as a second chance.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  Ophion Tactical Security LLCophiontactical.comHQ: Austin, TX, United StatesReported employees: 1-10 | Austin, TX, United States | 1-10 | Exact match | 11 contacts → |
“Ophion Tactical Security was born with a dream to set the standards for superior private security solutions for the modern world.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  Esco Security Consultingescosecurityconsulting.comHQ: Austin, TX, United StatesReported employees: 1-10 | Austin, TX, United States | 1-10 | Exact match | 8 contacts → |
“ESCO is an Austin, TX, based consulting firm formed in 2002 by public safety and event security professionals completing their assignment on the Salt Lake City Winter Olympic…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  Executive Medical Protection Servicesemps-tx.comHQ: Austin, TX, United StatesReported employees: 11-50 | Austin, TX, United States | 11-50 | Exact match | 7 contacts → |
“Executive Medical Protection Services is a leading provider of security services.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  Gardientgardient.comHQ: Austin, TX, United StatesReported employees: 1-10 | Austin, TX, United States | 1-10 | Exact match | 5 contacts → |
“Gardient provides managed services, systems integration and consulting.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  Safeguard Strategy Crime Prevention Consultants LLC Cpted Certifiedsafeguardstrategy.comHQ: Austin, TX, United StatesReported employees: 1-10 | Austin, TX, United States | 1-10 | Exact match | 4 contacts → |
“We are a team of experienced and certified crime prevention consultants who provide customized solutions for your security needs.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  Centex Security Services LLCcentexsecurityservices.comHQ: Austin, TX, United StatesReported employees: 11-50 | Austin, TX, United States | 11-50 | Exact match | 3 contacts → |
“At Centex Security Services, we provide professional and dependable security solutions for businesses, communities, construction sites, and event venues across Texas.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  Lindemann Group LLClindemanngroupllc.comHQ: Austin, TX, United StatesReported employees: 11-50 | Austin, TX, United States | 11-50 | Exact match | 1 contacts → |
“The Lindemann Group LLC - Executive Security Solutions Welcome to The Lindemann Group LLC, where we redefine executive security with a commitment to discretion, vigilance, and…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  Fastcasual ITfastcasualit.comHQ: Austin, TX, United StatesReported employees: 1-10 | Austin, TX, United States | 1-10 | Exact match | 1 contacts → |
“Managed Security Service Provider providing CyberSecurity, Compliance, Access Control & Video Surveillance” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  ALL Hazards Protection, LLCallhazardsprotection.comHQ: Austin, TX, United StatesReported employees: 1-10 | Austin, TX, United States | 1-10 | Exact match | 1 contacts → |
“Corporate Security Teams: We target our services to fill the gap between your Leadership’s expectations and the bandwidth of your team.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 18 of 36 company matches
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Sf security companies: dataset insights
September 21, 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
36 records in the displayed employee bands.
0 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 across the whole United States list rather than for Austin, so it is reported there. Company counts and contact totals on this page are exact for Austin, over 36 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: September 21, 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 ↗
Sf security companies by metro in the United States
- Sf security companies in New York108
- Sf security companies in Los Angeles103
- Sf security companies in Houston92
- Sf security companies in Miami68
- Sf security companies in Dallas56
- Sf security companies in Chicago48
- Sf security companies in Atlanta41
- Sf security companies in Phoenix33
- Sf security companies in Las Vegas28
- Sf security companies in Denver26
Questions about this company list
What does Exact match mean for sf security companies?
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 sf security companies did RevenueBase find based in Austin, United States?
The saved snapshot records 36 matching company records, 541 tracked contacts and 78 verified emails. The public preview displays 18 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: September 21, 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
Sf security companies by geography
- Sf security companies based in Sao Paulo, Brazil
- Sf security companies based in Mississauga, Canada
- Sf security companies based in Toronto, Canada
- Sf security companies based in New Delhi, India
- Sf security companies based in Pune, India
- Sf security companies based in Johannesburg, South Africa
- Sf security companies based in Birmingham, United Kingdom
- Sf security companies based in London, United Kingdom
- Sf security companies based in Atlanta, United States
- Sf security companies based in Chicago, United States
- Sf security companies based in Dallas, United States
- Sf security companies based in Denver, United States
Cite this list
RevenueBase Data Team. Top 18 sf security companies based in Austin, United States. Snapshot: September 21, 2026. https://revenuebase.ai/companies/sf-security-companies/united-states/austin.
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
- Sf security companies based in Sao Paulo, Brazil
- Sf security companies based in Mississauga, Canada
- Sf security companies based in Toronto, Canada
- Sf security companies based in New Delhi, India
- Sf security companies based in Pune, India
- Sf security companies based in Johannesburg, South Africa
Company intelligence · public preview
Top 18 sf security companies based in Austin, United States
RevenueBase records 36 matching company records for sf security companies based in Austin, United States, with 541 tracked contacts and 78 verified work emails.
This public preview shows 18 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 21, 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 18 sf security companies based in Austin, 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 | Priebe Security Services, INCpriebesecurity.com HQ: Austin, United StatesReported employees: 201-500 | Austin, United States | 201-500 | Exact match | 138 contacts → |
“Priebe Security Services, known and respected for nearly two decades, has been providing personalized, client centric professional security services for most of Austin’s most…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | ACT Security Groupactsecuritygroup.com HQ: Austin, TX, United StatesReported employees: 51-200 | Austin, TX, United States | 51-200 | Exact match | 79 contacts → |
“ACT Security Group is based in Texas and provides security personnel and patrol services to a wide range of industries which include commercial, retail, residential and government…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | TRI Shield Security And Investigations LLCtssitexas.com HQ: Austin, TX, United StatesReported employees: 11-50 | Austin, TX, United States | 11-50 | Exact match | 43 contacts → |
“Tri Shield Security and Investigations is an Austin Texas based company built on old fashioned ideals with a leading edge mentality.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Scout Security Groupscoutprotection.com HQ: Austin, TX, United StatesReported employees: 51-200 | Austin, TX, United States | 51-200 | Exact match | 35 contacts → |
“Scout was founded with a mission to train and deploy the best security personnel in the world to create safe environments that increase asset value with the best client experience…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | LRG Inc.- A Veteran Owned Companylanrepgroup.com HQ: Austin, TX, United StatesReported employees: 11-50 | Austin, TX, United States | 11-50 | Exact match | 31 contacts → |
“Providing true independent consultation for your product needs.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Tristar Commercial, A Pye-Barker Fire & Safety Companytristarcommercial.com HQ: Austin, TX, United StatesReported employees: 11-50 | Austin, TX, United States | 11-50 | Exact match | 25 contacts → |
“Step into the realm of unparalleled security solutions with TriStar Commercial LLC.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | AK Technologiesaktelsolutions.com HQ: Austin, TX, United StatesReported employees: 11-50 | Austin, TX, United States | 11-50 | Exact match | 19 contacts → |
“Access Control Video Surveillance Intrusion Detection Perimeter Protection Sales & Service” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Brightwatchgetbrightwatch.com HQ: Austin, TX, United StatesReported employees: 11-50 | Austin, TX, United States | 11-50 | Exact match | 18 contacts → |
“BrightWatch was founded by security industry veterans who saw the need for vastly improved offerings in video surveillance and security-related offerings.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Falcon Patrol Protection, LLCfalconpatrol.com HQ: Austin, TX, United StatesReported employees: 11-50 | Austin, TX, United States | 11-50 | Exact match | 12 contacts → |
“Welcome To Falcon Patrol Security When it comes to the security of your firm, your organization, your person, or your property, there is no such thing as a second chance.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Ophion Tactical Security LLCophiontactical.com HQ: Austin, TX, United StatesReported employees: 1-10 | Austin, TX, United States | 1-10 | Exact match | 11 contacts → |
“Ophion Tactical Security was born with a dream to set the standards for superior private security solutions for the modern world.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Esco Security Consultingescosecurityconsulting.com HQ: Austin, TX, United StatesReported employees: 1-10 | Austin, TX, United States | 1-10 | Exact match | 8 contacts → |
“ESCO is an Austin, TX, based consulting firm formed in 2002 by public safety and event security professionals completing their assignment on the Salt Lake City Winter Olympic…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Executive Medical Protection Servicesemps-tx.com HQ: Austin, TX, United StatesReported employees: 11-50 | Austin, TX, United States | 11-50 | Exact match | 7 contacts → |
“Executive Medical Protection Services is a leading provider of security services.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Gardientgardient.com HQ: Austin, TX, United StatesReported employees: 1-10 | Austin, TX, United States | 1-10 | Exact match | 5 contacts → |
“Gardient provides managed services, systems integration and consulting.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Safeguard Strategy Crime Prevention Consultants LLC Cpted Certifiedsafeguardstrategy.com HQ: Austin, TX, United StatesReported employees: 1-10 | Austin, TX, United States | 1-10 | Exact match | 4 contacts → |
“We are a team of experienced and certified crime prevention consultants who provide customized solutions for your security needs.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Centex Security Services LLCcentexsecurityservices.com HQ: Austin, TX, United StatesReported employees: 11-50 | Austin, TX, United States | 11-50 | Exact match | 3 contacts → |
“At Centex Security Services, we provide professional and dependable security solutions for businesses, communities, construction sites, and event venues across Texas.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Lindemann Group LLClindemanngroupllc.com HQ: Austin, TX, United StatesReported employees: 11-50 | Austin, TX, United States | 11-50 | Exact match | 1 contacts → |
“The Lindemann Group LLC - Executive Security Solutions Welcome to The Lindemann Group LLC, where we redefine executive security with a commitment to discretion, vigilance, and…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Fastcasual ITfastcasualit.com HQ: Austin, TX, United StatesReported employees: 1-10 | Austin, TX, United States | 1-10 | Exact match | 1 contacts → |
“Managed Security Service Provider providing CyberSecurity, Compliance, Access Control & Video Surveillance” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | ALL Hazards Protection, LLCallhazardsprotection.com HQ: Austin, TX, United StatesReported employees: 1-10 | Austin, TX, United States | 1-10 | Exact match | 1 contacts → |
“Corporate Security Teams: We target our services to fill the gap between your Leadership’s expectations and the bandwidth of your team.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 18 of 36 company matches
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Sf security companies: dataset insights
September 21, 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
36 records in the displayed employee bands.
0 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 across the whole United States list rather than for Austin, so it is reported there. Company counts and contact totals on this page are exact for Austin, over 36 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: September 21, 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 ↗
Sf security companies by metro in the United States
- Sf security companies in New York108
- Sf security companies in Los Angeles103
- Sf security companies in Houston92
- Sf security companies in Miami68
- Sf security companies in Dallas56
- Sf security companies in Chicago48
- Sf security companies in Atlanta41
- Sf security companies in Phoenix33
- Sf security companies in Las Vegas28
- Sf security companies in Denver26
Questions about this company list
What does Exact match mean for sf security companies?
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 sf security companies did RevenueBase find based in Austin, United States?
The saved snapshot records 36 matching company records, 541 tracked contacts and 78 verified emails. The public preview displays 18 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: September 21, 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.
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Cite this list
RevenueBase Data Team. Top 18 sf security companies based in Austin, United States. Snapshot: September 21, 2026. https://revenuebase.ai/companies/sf-security-companies/united-states/austin.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
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