Company lists · Data refreshed November 2026
Top 25 Nuclear security services based in the United States
RevenueBase identified 225 company matches for nuclear security services associated with the United States as of November 2026 and tracks 15,150 professional contacts across them, including 1,404 with verified work emails. New York is the largest hub.
This list covers company matches for nuclear security services 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 nuclear security services based in the United States
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 1,186 contacts → | ||||
Exact match “Securitas Critical Infrastructure Services, Inc.(SCIS) is a provider of specialized security and fire services to the highly regulated Nuclear, Aerospace, Defense, Energy, and…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase | |||||
| 2 | 1,168 contacts → | ||||
Exact match “Founded in 1982, St.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase | |||||
| 3 | 1,080 contacts → | ||||
Exact match “Brosnan Risk Consultants, Ltd.(BRC) is a security risk management firm focusing on physical security, emergency security, disaster preparedness and recovery and management…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase | |||||
| 4 | 798 contacts → | ||||
Exact match “Known for our responsiveness, innovation, and customer-focused service, Akal provides officers and specialized training to a broad range of clients.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase | |||||
| 5 | 368 contacts → | ||||
Exact match “For over 50 years, Master Security has provided outstanding security services for state and federal government agencies and private enterprises.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase | |||||
| 6 | 287 contacts → | ||||
Exact match “Welcome to Doyle Security Services (DSS) where a team of responsive security professionals stands ready to meet your needs in this ever-changing business environment.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase | |||||
| 7 | 246 contacts → | ||||
Exact match “Boston Government Services, LLC (BGS) is an engineering, technology, and security firm providing mission-focused solutions for the clean energy, nuclear, and federal programs…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase | |||||
| 8 | 224 contacts → | ||||
Exact match “As the U.S.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase | |||||
| 9 | 224 contacts → | ||||
Exact match “Central Defense Security officers protect the human, intellectual and physical assets of our customers and their visitors.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase | |||||
| 10 | 160 contacts → | ||||
Exact match “Security Guard and Technology Services.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase | |||||
| 11 | 144 contacts → | ||||
Exact match “Privately owned and operated, American Security has grown from an entrepreneurial start-up in 1975 to become one of the largest Southeastern-based security firms with over 3,500…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase | |||||
| 12 | 130 contacts → | ||||
Exact match “Security One, Inc.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase | |||||
| 13 | 121 contacts → | ||||
Exact match “Brantley Security provides quality security services through quick response, experienced management and an unmatched attention to detail.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase | |||||
| 14 | 120 contacts → | ||||
Exact match “Excel Security Corp.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase | |||||
| 15 | 120 contacts → | ||||
Exact match “At Atkins Nuclear Solutions US, we offer client solutions crafted by the best engineers and specialists in the industry, served with truly exceptional customer service.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase | |||||
| 16 | 103 contacts → | ||||
Exact match “OUR MISSION The goal of Premier Security Solutions is to deflect and deter unlawful activity, create a safe environment for your campus, corporation, agricultural site, private…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase | |||||
| 17 | 100 contacts → | ||||
Exact match “Citadel Security is a veteran-owned organization with over 40 years of combined security and military experience and has been operating as a company since April 2007.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase | |||||
| 18 | 94 contacts → | ||||
Exact match “Mission Statement “Always Exceed Expectations” ADM Security Solutions exceeds expectations by providing innovative, comprehensive security solutions incorporating high value…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase | |||||
| 19 | 74 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase | |||||
| 20 | 74 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase | |||||
| 21 | 71 contacts → | ||||
Exact match “Founded in 1989, TFE, Inc.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase | |||||
| 22 | 71 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase | |||||
| 23 | 69 contacts → | ||||
Exact match “Since 2003, Cramer Security & Investigations, Inc.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase | |||||
| 24 | 68 contacts → | ||||
Exact match “Prudential Defense Solutions is a full‑service security provider offering professional guard services, door staff, and government‑contractor.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase | |||||
| 25 | 65 contacts → | ||||
Exact match “Golden Security Services stands at the forefront of safeguarding radioactive sources throughout their entire lifecycle, blending personalized security solutions with strict…” 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 “nuclear security services”. 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 225 nuclear security services based in the United States
See the full list, filter by size, metro and specialty, and access 1,404 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Nuclear security services 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 225 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 “nuclear security services” 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 1,404 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.
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 “nuclear security services”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many nuclear security services are there based in the United States?
RevenueBase identified 225 company matches for nuclear security services 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?
Securitas Critical Infrastructure Services, INC tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city has the most nuclear security services?
New York leads with 8 company records, followed by Houston (7) and Los Angeles (5).
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 1,404 professional contacts with verified work emails tracked across these 225 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 225 nuclear security services based in the United States. Start with a free account, no credit card.
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Nuclear security services by geography
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.
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Company intelligence · public preview
Top 25 nuclear security services 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 225 matching company records for nuclear security services based in the United States, with 15,150 tracked contacts and 1,404 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 nuclear security services 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 | HQ: Herndon, VA, United StatesReported employees: 10001+ | Herndon, VA, United States | 10001+ | Exact match | 1,186 contacts → |
“Securitas Critical Infrastructure Services, Inc.(SCIS) is a provider of specialized security and fire services to the highly regulated Nuclear, Aerospace, Defense, Energy, and…” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  St. Moritz Security Services, INCsmssi.comHQ: Pittsburgh, PA, United StatesReported employees: 5,001-10,000 | Pittsburgh, PA, United States | 5,001-10,000 | Exact match | 1,168 contacts → |
“Founded in 1982, St.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  Brosnan Risk Consultantsbrosnanrisk.comHQ: Pearl River, CA, United StatesReported employees: 5,001-10,000 | Pearl River, CA, United States | 5,001-10,000 | Exact match | 1,080 contacts → |
“Brosnan Risk Consultants, Ltd.(BRC) is a security risk management firm focusing on physical security, emergency security, disaster preparedness and recovery and management…” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Akal Securityakalsecurity.comHQ: Espanola, NM, United StatesReported employees: 10001+ | Espanola, NM, United States | 10001+ | Exact match | 798 contacts → |
“Known for our responsiveness, innovation, and customer-focused service, Akal provides officers and specialized training to a broad range of clients.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Master Securitymastersecurity.usHQ: Hunt Valley, MD, United StatesReported employees: 201-500 | Hunt Valley, MD, United States | 201-500 | Exact match | 368 contacts → |
“For over 50 years, Master Security has provided outstanding security services for state and federal government agencies and private enterprises.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Doyle Security Services, Inc. DSSdoylesecurityservices.comHQ: Rockville Centre, NJ, United StatesReported employees: 1,001-5,000 | Rockville Centre, NJ, United States | 1,001-5,000 | Exact match | 287 contacts → |
“Welcome to Doyle Security Services (DSS) where a team of responsive security professionals stands ready to meet your needs in this ever-changing business environment.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  Boston Government Services, LLC BGSbgs-llc.comHQ: Oak Ridge, ID, United StatesReported employees: 201-500 | Oak Ridge, ID, United States | 201-500 | Exact match | 246 contacts → |
“Boston Government Services, LLC (BGS) is an engineering, technology, and security firm providing mission-focused solutions for the clean energy, nuclear, and federal programs…” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  Acts-Aviation Securityacts-sec.comHQ: Des Plaines, FL, United StatesReported employees: 1,001-5,000 | Des Plaines, FL, United States | 1,001-5,000 | Exact match | 224 contacts → |
“As the U.S.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Central Defense Security, LLCcentdef.com HQ: N. Little Rock, AR, United StatesReported employees: 501-1,000 | N. Little Rock, AR, United States | 501-1,000 | Exact match | 224 contacts → |
“Central Defense Security officers protect the human, intellectual and physical assets of our customers and their visitors.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  Aegis Protective Servicesaegis-ps.comHQ: Cincinnati, OH, United StatesReported employees: 201-500 | Cincinnati, OH, United States | 201-500 | Exact match | 160 contacts → |
“Security Guard and Technology Services.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  American Securitytrustamericansecurity.comHQ: Greenville, SC, United StatesReported employees: 1,001-5,000 | Greenville, SC, United States | 1,001-5,000 | Exact match | 144 contacts → |
“Privately owned and operated, American Security has grown from an entrepreneurial start-up in 1975 to become one of the largest Southeastern-based security firms with over 3,500…” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  Security ONEsoisecurity.comHQ: Memphis, TN, United StatesReported employees: 501-1,000 | Memphis, TN, United States | 501-1,000 | Exact match | 130 contacts → |
“Security One, Inc.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  Brantley Security Servicesbrantleysecurity.comHQ: Louisville, KY, United StatesReported employees: 1,001-5,000 | Louisville, KY, United States | 1,001-5,000 | Exact match | 121 contacts → |
“Brantley Security provides quality security services through quick response, experienced management and an unmatched attention to detail.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  Excel Security Corporationexcelsecurity.comHQ: New York, NY, United StatesReported employees: 501-1,000 | New York, NY, United States | 501-1,000 | Exact match | 120 contacts → |
“Excel Security Corp.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  Atkins Nuclear Solutions USatkinsglobal.comHQ: Charlotte, TN, United StatesReported employees: 51-200 | Charlotte, TN, United States | 51-200 | Exact match | 120 contacts → |
“At Atkins Nuclear Solutions US, we offer client solutions crafted by the best engineers and specialists in the industry, served with truly exceptional customer service.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  Premier Security Solutionspremiersecurity.solutionsHQ: Burton, MI, United StatesReported employees: 1,001-5,000 | Burton, MI, United States | 1,001-5,000 | Exact match | 103 contacts → |
“OUR MISSION The goal of Premier Security Solutions is to deflect and deter unlawful activity, create a safe environment for your campus, corporation, agricultural site, private…” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  Citadel Security USAcitadelsecurityusa.comHQ: Nixa, CO, United StatesReported employees: 501-1,000 | Nixa, CO, United States | 501-1,000 | Exact match | 100 contacts → |
“Citadel Security is a veteran-owned organization with over 40 years of combined security and military experience and has been operating as a company since April 2007.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  ADM Security Solutionsadmsecuritysolutions.comHQ: Houston, TX, United StatesReported employees: 51-200 | Houston, TX, United States | 51-200 | Exact match | 94 contacts → |
“Mission Statement “Always Exceed Expectations” ADM Security Solutions exceeds expectations by providing innovative, comprehensive security solutions incorporating high value…” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  Texas Industrial Security, INCtxsecurity.comHQ: Fort Worth, TX, United StatesReported employees: 201-500 | Fort Worth, TX, United States | 201-500 | Exact match | 74 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 20 |  Am-Gard, INCam-gard.comHQ: Pittsburgh, PA, United StatesReported employees: 201-500 | Pittsburgh, PA, United States | 201-500 | Exact match | 74 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 21 |  Tfe, INCtfeinc.netHQ: North Augusta, TN, United StatesReported employees: 51-200 | North Augusta, TN, United States | 51-200 | Exact match | 71 contacts → |
“Founded in 1989, TFE, Inc.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  P&g Security, INCkikerpi.comHQ: Salisbury, NC, United StatesReported employees: 51-200 | Salisbury, NC, United States | 51-200 | Exact match | 71 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 23 |  Cramer Security & Investigations INCcramersecurity.comHQ: Beckley, WV, United StatesReported employees: 501-1,000 | Beckley, WV, United States | 501-1,000 | Exact match | 69 contacts → |
“Since 2003, Cramer Security & Investigations, Inc.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 |  Prudential Defense Solutionsprudentialdefense.comHQ: Chicago, IL, United StatesReported employees: 1,001-5,000 | Chicago, IL, United States | 1,001-5,000 | Exact match | 68 contacts → |
“Prudential Defense Solutions is a full‑service security provider offering professional guard services, door staff, and government‑contractor.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 |  Golden Security Servicesgoldensecurityservices.comHQ: Hallandale Beach, FL, United StatesReported employees: 11-50 | Hallandale Beach, FL, United States | 11-50 | Exact match | 65 contacts → |
“Golden Security Services stands at the forefront of safeguarding radioactive sources throughout their entire lifecycle, blending personalized security solutions with strict…” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 225 company matches
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Nuclear security services: 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
225 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 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 225 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 ↗
Questions about this company list
What does Exact match mean for nuclear security services?
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 nuclear security services did RevenueBase find based in the United States?
The saved snapshot records 225 matching company records, 15,150 tracked contacts and 1,404 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
Nuclear security services by geography
Cite this list
RevenueBase Data Team. Top 25 nuclear security services based in the United States. Snapshot: November 5, 2026. https://revenuebase.ai/companies/nuclear-security-services/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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- New lists
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Company intelligence · public preview
Top 25 nuclear security services based in the United States
RevenueBase records 225 matching company records for nuclear security services based in the United States, with 15,150 tracked contacts and 1,404 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 nuclear security services 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 | HQ: Herndon, VA, United StatesReported employees: 10001+ | Herndon, VA, United States | 10001+ | Exact match | 1,186 contacts → |
“Securitas Critical Infrastructure Services, Inc.(SCIS) is a provider of specialized security and fire services to the highly regulated Nuclear, Aerospace, Defense, Energy, and…” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | St. Moritz Security Services, INCsmssi.com HQ: Pittsburgh, PA, United StatesReported employees: 5,001-10,000 | Pittsburgh, PA, United States | 5,001-10,000 | Exact match | 1,168 contacts → |
“Founded in 1982, St.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Brosnan Risk Consultantsbrosnanrisk.com HQ: Pearl River, CA, United StatesReported employees: 5,001-10,000 | Pearl River, CA, United States | 5,001-10,000 | Exact match | 1,080 contacts → |
“Brosnan Risk Consultants, Ltd.(BRC) is a security risk management firm focusing on physical security, emergency security, disaster preparedness and recovery and management…” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Akal Securityakalsecurity.com HQ: Espanola, NM, United StatesReported employees: 10001+ | Espanola, NM, United States | 10001+ | Exact match | 798 contacts → |
“Known for our responsiveness, innovation, and customer-focused service, Akal provides officers and specialized training to a broad range of clients.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Master Securitymastersecurity.us HQ: Hunt Valley, MD, United StatesReported employees: 201-500 | Hunt Valley, MD, United States | 201-500 | Exact match | 368 contacts → |
“For over 50 years, Master Security has provided outstanding security services for state and federal government agencies and private enterprises.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Doyle Security Services, Inc. DSSdoylesecurityservices.com HQ: Rockville Centre, NJ, United StatesReported employees: 1,001-5,000 | Rockville Centre, NJ, United States | 1,001-5,000 | Exact match | 287 contacts → |
“Welcome to Doyle Security Services (DSS) where a team of responsive security professionals stands ready to meet your needs in this ever-changing business environment.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Boston Government Services, LLC BGSbgs-llc.com HQ: Oak Ridge, ID, United StatesReported employees: 201-500 | Oak Ridge, ID, United States | 201-500 | Exact match | 246 contacts → |
“Boston Government Services, LLC (BGS) is an engineering, technology, and security firm providing mission-focused solutions for the clean energy, nuclear, and federal programs…” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Acts-Aviation Securityacts-sec.com HQ: Des Plaines, FL, United StatesReported employees: 1,001-5,000 | Des Plaines, FL, United States | 1,001-5,000 | Exact match | 224 contacts → |
“As the U.S.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Central Defense Security, LLCcentdef.com HQ: N. Little Rock, AR, United StatesReported employees: 501-1,000 | N. Little Rock, AR, United States | 501-1,000 | Exact match | 224 contacts → |
“Central Defense Security officers protect the human, intellectual and physical assets of our customers and their visitors.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Aegis Protective Servicesaegis-ps.com HQ: Cincinnati, OH, United StatesReported employees: 201-500 | Cincinnati, OH, United States | 201-500 | Exact match | 160 contacts → |
“Security Guard and Technology Services.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | American Securitytrustamericansecurity.com HQ: Greenville, SC, United StatesReported employees: 1,001-5,000 | Greenville, SC, United States | 1,001-5,000 | Exact match | 144 contacts → |
“Privately owned and operated, American Security has grown from an entrepreneurial start-up in 1975 to become one of the largest Southeastern-based security firms with over 3,500…” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Security ONEsoisecurity.com HQ: Memphis, TN, United StatesReported employees: 501-1,000 | Memphis, TN, United States | 501-1,000 | Exact match | 130 contacts → |
“Security One, Inc.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Brantley Security Servicesbrantleysecurity.com HQ: Louisville, KY, United StatesReported employees: 1,001-5,000 | Louisville, KY, United States | 1,001-5,000 | Exact match | 121 contacts → |
“Brantley Security provides quality security services through quick response, experienced management and an unmatched attention to detail.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Excel Security Corporationexcelsecurity.com HQ: New York, NY, United StatesReported employees: 501-1,000 | New York, NY, United States | 501-1,000 | Exact match | 120 contacts → |
“Excel Security Corp.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Atkins Nuclear Solutions USatkinsglobal.com HQ: Charlotte, TN, United StatesReported employees: 51-200 | Charlotte, TN, United States | 51-200 | Exact match | 120 contacts → |
“At Atkins Nuclear Solutions US, we offer client solutions crafted by the best engineers and specialists in the industry, served with truly exceptional customer service.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Premier Security Solutionspremiersecurity.solutions HQ: Burton, MI, United StatesReported employees: 1,001-5,000 | Burton, MI, United States | 1,001-5,000 | Exact match | 103 contacts → |
“OUR MISSION The goal of Premier Security Solutions is to deflect and deter unlawful activity, create a safe environment for your campus, corporation, agricultural site, private…” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Citadel Security USAcitadelsecurityusa.com HQ: Nixa, CO, United StatesReported employees: 501-1,000 | Nixa, CO, United States | 501-1,000 | Exact match | 100 contacts → |
“Citadel Security is a veteran-owned organization with over 40 years of combined security and military experience and has been operating as a company since April 2007.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | ADM Security Solutionsadmsecuritysolutions.com HQ: Houston, TX, United StatesReported employees: 51-200 | Houston, TX, United States | 51-200 | Exact match | 94 contacts → |
“Mission Statement “Always Exceed Expectations” ADM Security Solutions exceeds expectations by providing innovative, comprehensive security solutions incorporating high value…” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Texas Industrial Security, INCtxsecurity.com HQ: Fort Worth, TX, United StatesReported employees: 201-500 | Fort Worth, TX, United States | 201-500 | Exact match | 74 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 20 | Am-Gard, INCam-gard.com HQ: Pittsburgh, PA, United StatesReported employees: 201-500 | Pittsburgh, PA, United States | 201-500 | Exact match | 74 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 21 | Tfe, INCtfeinc.net HQ: North Augusta, TN, United StatesReported employees: 51-200 | North Augusta, TN, United States | 51-200 | Exact match | 71 contacts → |
“Founded in 1989, TFE, Inc.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | P&g Security, INCkikerpi.com HQ: Salisbury, NC, United StatesReported employees: 51-200 | Salisbury, NC, United States | 51-200 | Exact match | 71 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 23 | Cramer Security & Investigations INCcramersecurity.com HQ: Beckley, WV, United StatesReported employees: 501-1,000 | Beckley, WV, United States | 501-1,000 | Exact match | 69 contacts → |
“Since 2003, Cramer Security & Investigations, Inc.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Prudential Defense Solutionsprudentialdefense.com HQ: Chicago, IL, United StatesReported employees: 1,001-5,000 | Chicago, IL, United States | 1,001-5,000 | Exact match | 68 contacts → |
“Prudential Defense Solutions is a full‑service security provider offering professional guard services, door staff, and government‑contractor.” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Golden Security Servicesgoldensecurityservices.com HQ: Hallandale Beach, FL, United StatesReported employees: 11-50 | Hallandale Beach, FL, United States | 11-50 | Exact match | 65 contacts → |
“Golden Security Services stands at the forefront of safeguarding radioactive sources throughout their entire lifecycle, blending personalized security solutions with strict…” Recorded description excerpt · November 5, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 225 company matches
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Nuclear security services: 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
225 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 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 225 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 ↗
Questions about this company list
What does Exact match mean for nuclear security services?
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 nuclear security services did RevenueBase find based in the United States?
The saved snapshot records 225 matching company records, 15,150 tracked contacts and 1,404 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
Nuclear security services by geography
Cite this list
RevenueBase Data Team. Top 25 nuclear security services based in the United States. Snapshot: November 5, 2026. https://revenuebase.ai/companies/nuclear-security-services/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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