Company lists · Data refreshed September 2026
Top 18 Information security service providers based in Herndon, United States
RevenueBase identified 29 company matches for information security service providers associated with Herndon, United States as of September 2026 and tracks 914 professional contacts across them, including 279 with verified work emails. Across the United States, New York is the largest hub for this category (256 companies); Herndon has 29.
This list covers company matches for information security service providers associated with Herndon, 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 information security service providers based in Herndon, United States
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 117 contacts → | ||||
Exact match “Foxhole Technology is a thought-leading technology firm offering a robust suite of cybersecurity, software development, systems engineering, and test & evaluation solutions for…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 2 | 101 contacts → | ||||
Exact match “Founded in 2001, Indigo IT is an award winning information technology consulting and services company.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 3 | 94 contacts → | ||||
Exact match “Truestone provides full lifecycle, business driven technology and information security-oriented services and solutions across the public and private sectors.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 4 | 59 contacts → | ||||
Exact match “Chameleon Consulting Group, LLC was founded by a small group of professionals with extensive experience in cyber operations, software engineering, data analysis, and physical…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 5 | 48 contacts → | ||||
Exact match “Your Vision Achieved.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 6 | 46 contacts → | ||||
Exact match “Vector Choice Technologies is a U.S-based managed IT services provider (MSP) founded in 2008 by Will Nobles.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 7 | 45 contacts → | ||||
Exact match “Cyber Security (Vulnerability Assessments, 24/7 Operations, Hunt Teams, Risk Management, Cyber Response) Program Management (Acquisition, Financial, Technology Insertion) System…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 8 | 38 contacts → | ||||
Exact match “Sphinx Solutions is an entrepreneurial cyber security company that helps private- and public-sector organizations take advantage of solutions that match today’s security…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 9 | 34 contacts → | ||||
Exact match “Network Depot has been serving the DC Metro area since 1991, providing technical support and cybersecurity consulting.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 10 | 27 contacts → | ||||
Exact match “Roka Security, LLC is a computer security firm located in the Washington D.C.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 11 | 13 contacts → | ||||
Exact match “ioSENTRIX is a Cybersecurity Consulting firm.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 12 | 11 contacts → | ||||
Exact match “After years of experience working with the Federal Government, it is apparent that cybersecurity is not operating at its highest potential.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 13 | 4 contacts → | ||||
Exact match “Aristi is a cybersecurity firm based in the Washington DC metro area.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 14 | 3 contacts → | ||||
Exact match “BEST Systems is a IT Consultant company with a focus on e-commerce, digital marketing services, Business Process Outsourcing, Cyber Security and DevSecOps.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 15 | 3 contacts → | ||||
Exact match “519 Consulting is a Philadelphia-based IT consulting firm that works closely with our clients to understand and define their specific needs to develop tailored, scalable solutions…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 16 | 2 contacts → | ||||
Exact match “At TEK-STAR Corporation, we provide a wide range of IT services and consulting expertise to address your organization’s technological needs.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 17 | 1 contacts → | ||||
Exact match “Information & Infrastructure Technologies Corporation (IIT) is an American information security, technology services and defense consultancy founded in 1997.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 18 | 1 contacts → | ||||
Exact match “RamWreck consulting provides information security and cloud architecture services to various organizations.” 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 “information security service providers”. 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 29 information security service providers based in Herndon, United States
See the full list, filter by size, metro and specialty, and access 279 tracked professional contacts with verified work emails. Direct dials are available where recorded.
Free signup · no credit card
Information security service providers based in Herndon, 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 Herndon, so it is reported there. Company counts and contact totals on this page are exact for Herndon, over 29 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 Herndon, United States whose business descriptions match “information security service providers” 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 279 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.
Information security service providers by metro in the United States
- Information security service providers in New York256
- Information security service providers in Houston153
- Information security service providers in Atlanta146
- Information security service providers in Washington144
- Information security service providers in Dallas140
- Information security service providers in Austin138
- Information security service providers in Chicago127
- Information security service providers in Miami127
- Information security service providers in Tampa103
- Information security service providers in San Francisco93
- Information security service providers in San Diego83
- Information security service providers in Los Angeles82
- Information security service providers in Charlotte73
- Information security service providers in Denver71
- Information security service providers in Arlington70
- Information security service providers in Boston64
- Information security service providers in Columbia60
- Information security service providers in Las Vegas60
- Information security service providers in Orlando59
- Information security service providers in San Antonio58
- Information security service providers in Seattle56
- Information security service providers in Alexandria53
- Information security service providers in Reston52
- Information security service providers in Phoenix51
- Information security service providers in Mclean48
- Information security service providers in Raleigh45
- Information security service providers in Baltimore43
- Information security service providers in Irvine43
- Information security service providers in Huntsville41
- Information security service providers in Wilmington41
- Information security service providers in Ashburn40
- Information security service providers in Fairfax40
- Information security service providers in Portland39
- Information security service providers in Minneapolis37
- Information security service providers in Pittsburgh37
- Information security service providers in Indianapolis35
- Information security service providers in Plano35
- Information security service providers in Scottsdale35
- Information security service providers in Richmond34
- Information security service providers in San Jose34
- Information security service providers in Columbus33
- Information security service providers in Fort Lauderdale33
- Information security service providers in Colorado Springs32
- Information security service providers in Dover30
- Information security service providers in Nashville30
- Information security service providers in Alpharetta29
- Information security service providers in Philadelphia29
- Information security service providers in Vienna27
- Information security service providers in Frisco26
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 “information security service providers”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many information security service providers are there based in Herndon, United States?
RevenueBase identified 29 company matches for information security service providers associated with Herndon, 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?
Foxhole Technology 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 information security service providers?
New York leads the United States with 256 company records, followed by Houston (153) and Atlanta (146). Herndon has 29.
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 279 professional contacts with verified work emails tracked across these 29 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 29 information security service providers based in Herndon, United States. Start with a free account, no credit card.
Download this list →Related lists
Information security service providers by geography
- Information security service providers based in Buenos Aires, Argentina
- Information security service providers based in Adelaide, Australia
- Information security service providers based in Brisbane, Australia
- Information security service providers based in Canberra, Australia
- Information security service providers based in Melbourne, Australia
- Information security service providers based in Perth, Australia
- Information security service providers based in Sydney, Australia
- Information security service providers based in Vienna, Austria
- Information security service providers based in Barueri, Brazil
- Information security service providers based in Belo Horizonte, Brazil
- Information security service providers based in Brasilia, Brazil
- Information security service providers based in Curitiba, Brazil
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
- Information security service providers based in Buenos Aires, Argentina
- Information security service providers based in Adelaide, Australia
- Information security service providers based in Brisbane, Australia
- Information security service providers based in Canberra, Australia
- Information security service providers based in Melbourne, Australia
- Information security service providers based in Perth, Australia
Company intelligence · public preview
Top 18 information security service providers based in Herndon, 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 29 matching company records for information security service providers based in Herndon, United States, with 914 tracked contacts and 279 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 information security service providers based in Herndon, 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: 51-200 | Herndon, VA, United States | 51-200 | Exact match | 117 contacts → |
“Foxhole Technology is a thought-leading technology firm offering a robust suite of cybersecurity, software development, systems engineering, and test & evaluation solutions for…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | HQ: Herndon, VA, United StatesReported employees: 51-200 | Herndon, VA, United States | 51-200 | Exact match | 101 contacts → |
“Founded in 2001, Indigo IT is an award winning information technology consulting and services company.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | HQ: Herndon, VA, United StatesReported employees: 51-200 | Herndon, VA, United States | 51-200 | Exact match | 94 contacts → |
“Truestone provides full lifecycle, business driven technology and information security-oriented services and solutions across the public and private sectors.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | HQ: Herndon, VA, United StatesReported employees: 51-200 | Herndon, VA, United States | 51-200 | Exact match | 59 contacts → |
“Chameleon Consulting Group, LLC was founded by a small group of professionals with extensive experience in cyber operations, software engineering, data analysis, and physical…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | HQ: Herndon, VA, United StatesReported employees: 51-200 | Herndon, VA, United States | 51-200 | Exact match | 48 contacts → |
“Your Vision Achieved.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Vector Choice Technologies, LLCvectorchoice.com HQ: Herndon, VA, United StatesReported employees: 51-200 | Herndon, VA, United States | 51-200 | Exact match | 46 contacts → |
“Vector Choice Technologies is a U.S-based managed IT services provider (MSP) founded in 2008 by Will Nobles.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | HQ: Herndon, VA, United StatesReported employees: 51-200 | Herndon, VA, United States | 51-200 | Exact match | 45 contacts → |
“Cyber Security (Vulnerability Assessments, 24/7 Operations, Hunt Teams, Risk Management, Cyber Response) Program Management (Acquisition, Financial, Technology Insertion) System…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | HQ: Herndon, VA, United StatesReported employees: 11-50 | Herndon, VA, United States | 11-50 | Exact match | 38 contacts → |
“Sphinx Solutions is an entrepreneurial cyber security company that helps private- and public-sector organizations take advantage of solutions that match today’s security…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | HQ: Herndon, VA, United StatesReported employees: 51-200 | Herndon, VA, United States | 51-200 | Exact match | 34 contacts → |
“Network Depot has been serving the DC Metro area since 1991, providing technical support and cybersecurity consulting.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | HQ: Herndon, VA, United StatesReported employees: 11-50 | Herndon, VA, United States | 11-50 | Exact match | 27 contacts → |
“Roka Security, LLC is a computer security firm located in the Washington D.C.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | HQ: Herndon, VA, United StatesReported employees: 11-50 | Herndon, VA, United States | 11-50 | Exact match | 13 contacts → |
“ioSENTRIX is a Cybersecurity Consulting firm.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | HQ: Herndon, VA, United StatesReported employees: 1-10 | Herndon, VA, United States | 1-10 | Exact match | 11 contacts → |
“After years of experience working with the Federal Government, it is apparent that cybersecurity is not operating at its highest potential.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | HQ: Herndon, VA, United StatesReported employees: 1-10 | Herndon, VA, United States | 1-10 | Exact match | 4 contacts → |
“Aristi is a cybersecurity firm based in the Washington DC metro area.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | HQ: Herndon, VA, United StatesReported employees: 1-10 | Herndon, VA, United States | 1-10 | Exact match | 3 contacts → |
“BEST Systems is a IT Consultant company with a focus on e-commerce, digital marketing services, Business Process Outsourcing, Cyber Security and DevSecOps.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | HQ: Herndon, VA, United StatesReported employees: 1-10 | Herndon, VA, United States | 1-10 | Exact match | 3 contacts → |
“519 Consulting is a Philadelphia-based IT consulting firm that works closely with our clients to understand and define their specific needs to develop tailored, scalable solutions…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | HQ: Herndon, VA, United StatesReported employees: 51-200 | Herndon, VA, United States | 51-200 | Exact match | 2 contacts → |
“At TEK-STAR Corporation, we provide a wide range of IT services and consulting expertise to address your organization’s technological needs.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | IITiit-corp.com HQ: Herndon, VA, United StatesReported employees: 11-50 | Herndon, VA, United States | 11-50 | Exact match | 1 contacts → |
“Information & Infrastructure Technologies Corporation (IIT) is an American information security, technology services and defense consultancy founded in 1997.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | HQ: Herndon, United StatesReported employees: 1-10 | Herndon, United States | 1-10 | Exact match | 1 contacts → |
“RamWreck consulting provides information security and cloud architecture services to various organizations.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 18 of 29 company matches
Build a targeted audience, find relevant contacts and export available records to your workflow.
Free signup · 500 credits · limited free results
Information security service providers: 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
29 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 Herndon, so it is reported there. Company counts and contact totals on this page are exact for Herndon, over 29 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 ↗
Information security service providers by metro in the United States
- Information security service providers in New York256
- Information security service providers in Houston153
- Information security service providers in Atlanta146
- Information security service providers in Washington144
- Information security service providers in Dallas140
- Information security service providers in Austin138
- Information security service providers in Chicago127
- Information security service providers in Miami127
- Information security service providers in Tampa103
- Information security service providers in San Francisco93
- Information security service providers in San Diego83
- Information security service providers in Los Angeles82
- Information security service providers in Charlotte73
- Information security service providers in Denver71
- Information security service providers in Arlington70
- Information security service providers in Boston64
- Information security service providers in Columbia60
- Information security service providers in Las Vegas60
- Information security service providers in Orlando59
- Information security service providers in San Antonio58
- Information security service providers in Seattle56
- Information security service providers in Alexandria53
- Information security service providers in Reston52
- Information security service providers in Phoenix51
- Information security service providers in Mclean48
- Information security service providers in Raleigh45
- Information security service providers in Baltimore43
- Information security service providers in Irvine43
- Information security service providers in Huntsville41
- Information security service providers in Wilmington41
- Information security service providers in Ashburn40
- Information security service providers in Fairfax40
- Information security service providers in Portland39
- Information security service providers in Minneapolis37
- Information security service providers in Pittsburgh37
- Information security service providers in Indianapolis35
- Information security service providers in Plano35
- Information security service providers in Scottsdale35
- Information security service providers in Richmond34
- Information security service providers in San Jose34
- Information security service providers in Columbus33
- Information security service providers in Fort Lauderdale33
- Information security service providers in Colorado Springs32
- Information security service providers in Dover30
- Information security service providers in Nashville30
- Information security service providers in Alpharetta29
- Information security service providers in Philadelphia29
- Information security service providers in Vienna27
- Information security service providers in Frisco26
Questions about this company list
What does Exact match mean for information security service providers?
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 information security service providers did RevenueBase find based in Herndon, United States?
The saved snapshot records 29 matching company records, 914 tracked contacts and 279 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
Information security service providers by geography
- Information security service providers based in Buenos Aires, Argentina
- Information security service providers based in Adelaide, Australia
- Information security service providers based in Brisbane, Australia
- Information security service providers based in Canberra, Australia
- Information security service providers based in Melbourne, Australia
- Information security service providers based in Perth, Australia
- Information security service providers based in Sydney, Australia
- Information security service providers based in Vienna, Austria
- Information security service providers based in Barueri, Brazil
- Information security service providers based in Belo Horizonte, Brazil
- Information security service providers based in Brasilia, Brazil
- Information security service providers based in Curitiba, Brazil
Cite this list
RevenueBase Data Team. Top 18 information security service providers based in Herndon, United States. Snapshot: September 21, 2026. https://revenuebase.ai/companies/information-security-service-providers/united-states/herndon.
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
- Information security service providers based in Buenos Aires, Argentina
- Information security service providers based in Adelaide, Australia
- Information security service providers based in Brisbane, Australia
- Information security service providers based in Canberra, Australia
- Information security service providers based in Melbourne, Australia
- Information security service providers based in Perth, Australia
Company intelligence · public preview
Top 18 information security service providers based in Herndon, United States
RevenueBase records 29 matching company records for information security service providers based in Herndon, United States, with 914 tracked contacts and 279 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 information security service providers based in Herndon, 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: 51-200 | Herndon, VA, United States | 51-200 | Exact match | 117 contacts → |
“Foxhole Technology is a thought-leading technology firm offering a robust suite of cybersecurity, software development, systems engineering, and test & evaluation solutions for…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | HQ: Herndon, VA, United StatesReported employees: 51-200 | Herndon, VA, United States | 51-200 | Exact match | 101 contacts → |
“Founded in 2001, Indigo IT is an award winning information technology consulting and services company.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | HQ: Herndon, VA, United StatesReported employees: 51-200 | Herndon, VA, United States | 51-200 | Exact match | 94 contacts → |
“Truestone provides full lifecycle, business driven technology and information security-oriented services and solutions across the public and private sectors.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | HQ: Herndon, VA, United StatesReported employees: 51-200 | Herndon, VA, United States | 51-200 | Exact match | 59 contacts → |
“Chameleon Consulting Group, LLC was founded by a small group of professionals with extensive experience in cyber operations, software engineering, data analysis, and physical…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | HQ: Herndon, VA, United StatesReported employees: 51-200 | Herndon, VA, United States | 51-200 | Exact match | 48 contacts → |
“Your Vision Achieved.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Vector Choice Technologies, LLCvectorchoice.com HQ: Herndon, VA, United StatesReported employees: 51-200 | Herndon, VA, United States | 51-200 | Exact match | 46 contacts → |
“Vector Choice Technologies is a U.S-based managed IT services provider (MSP) founded in 2008 by Will Nobles.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | HQ: Herndon, VA, United StatesReported employees: 51-200 | Herndon, VA, United States | 51-200 | Exact match | 45 contacts → |
“Cyber Security (Vulnerability Assessments, 24/7 Operations, Hunt Teams, Risk Management, Cyber Response) Program Management (Acquisition, Financial, Technology Insertion) System…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | HQ: Herndon, VA, United StatesReported employees: 11-50 | Herndon, VA, United States | 11-50 | Exact match | 38 contacts → |
“Sphinx Solutions is an entrepreneurial cyber security company that helps private- and public-sector organizations take advantage of solutions that match today’s security…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | HQ: Herndon, VA, United StatesReported employees: 51-200 | Herndon, VA, United States | 51-200 | Exact match | 34 contacts → |
“Network Depot has been serving the DC Metro area since 1991, providing technical support and cybersecurity consulting.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | HQ: Herndon, VA, United StatesReported employees: 11-50 | Herndon, VA, United States | 11-50 | Exact match | 27 contacts → |
“Roka Security, LLC is a computer security firm located in the Washington D.C.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | HQ: Herndon, VA, United StatesReported employees: 11-50 | Herndon, VA, United States | 11-50 | Exact match | 13 contacts → |
“ioSENTRIX is a Cybersecurity Consulting firm.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | HQ: Herndon, VA, United StatesReported employees: 1-10 | Herndon, VA, United States | 1-10 | Exact match | 11 contacts → |
“After years of experience working with the Federal Government, it is apparent that cybersecurity is not operating at its highest potential.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | HQ: Herndon, VA, United StatesReported employees: 1-10 | Herndon, VA, United States | 1-10 | Exact match | 4 contacts → |
“Aristi is a cybersecurity firm based in the Washington DC metro area.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | HQ: Herndon, VA, United StatesReported employees: 1-10 | Herndon, VA, United States | 1-10 | Exact match | 3 contacts → |
“BEST Systems is a IT Consultant company with a focus on e-commerce, digital marketing services, Business Process Outsourcing, Cyber Security and DevSecOps.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | HQ: Herndon, VA, United StatesReported employees: 1-10 | Herndon, VA, United States | 1-10 | Exact match | 3 contacts → |
“519 Consulting is a Philadelphia-based IT consulting firm that works closely with our clients to understand and define their specific needs to develop tailored, scalable solutions…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | HQ: Herndon, VA, United StatesReported employees: 51-200 | Herndon, VA, United States | 51-200 | Exact match | 2 contacts → |
“At TEK-STAR Corporation, we provide a wide range of IT services and consulting expertise to address your organization’s technological needs.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | IITiit-corp.com HQ: Herndon, VA, United StatesReported employees: 11-50 | Herndon, VA, United States | 11-50 | Exact match | 1 contacts → |
“Information & Infrastructure Technologies Corporation (IIT) is an American information security, technology services and defense consultancy founded in 1997.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | HQ: Herndon, United StatesReported employees: 1-10 | Herndon, United States | 1-10 | Exact match | 1 contacts → |
“RamWreck consulting provides information security and cloud architecture services to various organizations.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 18 of 29 company matches
Build a targeted audience, find relevant contacts and export available records to your workflow.
Free signup · 500 credits · limited free results
Information security service providers: 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
29 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 Herndon, so it is reported there. Company counts and contact totals on this page are exact for Herndon, over 29 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.
Publisher-reported method study
The published RevenueBase SmartSearch benchmark
86% good or better at Exact
RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. It reports 86% of Exact matches judged good or better, and 77% for a 240-pair sample of one- or two-word categories. This evaluates the method across study queries rather than auditing this individual list.
Read the study and full methodology ↗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 ↗
Information security service providers by metro in the United States
- Information security service providers in New York256
- Information security service providers in Houston153
- Information security service providers in Atlanta146
- Information security service providers in Washington144
- Information security service providers in Dallas140
- Information security service providers in Austin138
- Information security service providers in Chicago127
- Information security service providers in Miami127
- Information security service providers in Tampa103
- Information security service providers in San Francisco93
- Information security service providers in San Diego83
- Information security service providers in Los Angeles82
- Information security service providers in Charlotte73
- Information security service providers in Denver71
- Information security service providers in Arlington70
- Information security service providers in Boston64
- Information security service providers in Columbia60
- Information security service providers in Las Vegas60
- Information security service providers in Orlando59
- Information security service providers in San Antonio58
- Information security service providers in Seattle56
- Information security service providers in Alexandria53
- Information security service providers in Reston52
- Information security service providers in Phoenix51
- Information security service providers in Mclean48
- Information security service providers in Raleigh45
- Information security service providers in Baltimore43
- Information security service providers in Irvine43
- Information security service providers in Huntsville41
- Information security service providers in Wilmington41
- Information security service providers in Ashburn40
- Information security service providers in Fairfax40
- Information security service providers in Portland39
- Information security service providers in Minneapolis37
- Information security service providers in Pittsburgh37
- Information security service providers in Indianapolis35
- Information security service providers in Plano35
- Information security service providers in Scottsdale35
- Information security service providers in Richmond34
- Information security service providers in San Jose34
- Information security service providers in Columbus33
- Information security service providers in Fort Lauderdale33
- Information security service providers in Colorado Springs32
- Information security service providers in Dover30
- Information security service providers in Nashville30
- Information security service providers in Alpharetta29
- Information security service providers in Philadelphia29
- Information security service providers in Vienna27
- Information security service providers in Frisco26
Questions about this company list
What does Exact match mean for information security service providers?
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 information security service providers did RevenueBase find based in Herndon, United States?
The saved snapshot records 29 matching company records, 914 tracked contacts and 279 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
Information security service providers by geography
- Information security service providers based in Buenos Aires, Argentina
- Information security service providers based in Adelaide, Australia
- Information security service providers based in Brisbane, Australia
- Information security service providers based in Canberra, Australia
- Information security service providers based in Melbourne, Australia
- Information security service providers based in Perth, Australia
- Information security service providers based in Sydney, Australia
- Information security service providers based in Vienna, Austria
- Information security service providers based in Barueri, Brazil
- Information security service providers based in Belo Horizonte, Brazil
- Information security service providers based in Brasilia, Brazil
- Information security service providers based in Curitiba, Brazil
Cite this list
RevenueBase Data Team. Top 18 information security service providers based in Herndon, United States. Snapshot: September 21, 2026. https://revenuebase.ai/companies/information-security-service-providers/united-states/herndon.
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
- Information security service providers based in Buenos Aires, Argentina
- Information security service providers based in Adelaide, Australia
- Information security service providers based in Brisbane, Australia
- Information security service providers based in Canberra, Australia
- Information security service providers based in Melbourne, Australia
- Information security service providers based in Perth, Australia