Company lists · Data refreshed September 2026
Top 25 Security and data services based in San Diego, United States
RevenueBase identified 70 company matches for security and data services associated with San Diego, United States as of September 2026 and tracks 586 professional contacts across them, including 251 with verified work emails. Across the United States, New York is the largest hub for this category (194 companies); San Diego has 70.
This list covers company matches for security and data services associated with San Diego, 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 25 largest security and data services based in San Diego, United States
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 89 contacts → | ||||
Exact match “Since 1991, Nth Generation has provided industry leading, consultative IT services, encompassing a suite of IT and security solutions.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 2 | 56 contacts → | ||||
Exact match “Your organization requires IT to help it drive innovation, profitability, and security.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 3 | 49 contacts → | ||||
Exact match “Templar Shield is a specialized risk, security, identity and AI governance advisory firm helping organizations operate with confidence in an increasingly automated, AI-driven…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 4 | 46 contacts → | ||||
Exact match “Providing the Most Innovative and Intelligent Defense Available With the growth and evolution of cyber threats, cybersecurity has been thrust into the forefront of modern…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 5 | 40 contacts → | ||||
Exact match “Infracore is a best-in-class Cybersecurity and IT Support Services firm.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 6 | 39 contacts → | ||||
Exact match “Our Mission To empower organizations with secure, compliant, and modern IT solutions that reduce risk, accelerate growth, and enable lasting innovation.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 7 | 22 contacts → | ||||
Exact match “We are now serving IT needs in the greater Chicago area!” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 8 | 14 contacts → | ||||
Exact match “Cyber Security Risk Management Taranet provides SME support to identify, mitigate, and manage cyber security risks.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 9 | 9 contacts → | ||||
Exact match “TBDCyber is a cybersecurity company focused on strategy, assessments, and program build services.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 10 | 7 contacts → | ||||
Exact match “Network Titan provides Managed and Co-Managed IT Support and Cybersecurity Services delivering expert, rapid response complete IT Support, Networking, Server, Cloud Solutions…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 11 | 6 contacts → | ||||
Exact match “At Dispatch Tech, we're dedicated to securing your digital world.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 12 | 6 contacts → | ||||
Exact match “HannulaWells is a cyber security services provider, servicing enterprise level environments to SMB's.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 13 | 6 contacts → | ||||
Exact match “Our Vision Nexify helps clients achieve operational efficiency, data security, and strategic tech integration, focusing on Artificial Intelligence, Data Governance, and…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 14 | 6 contacts → | ||||
Exact match “AEGIS INNOVATORS is a Microsoft partner located in Southern California that partners with other Microsoft service providers and assists organizations throughout the United States.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 15 | 5 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 16 | 3 contacts → | ||||
Exact match “IT Consulting firm based in San Diego, offering consulting on security, network management, infrastructure, cloud services, and more.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 17 | 3 contacts → | ||||
Exact match “IT SECURITY ASSESSMENTS One of our goals is to empower businesses defend their critical data and sensitive information assets from the threat of cyber attacks.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 18 | 3 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 19 | 3 contacts → | ||||
Exact match “Founded in 2013 on the IDEA to provide Basic Foundational IT Solutions and Support with an Excellent Customer Experience.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 20 | 2 contacts → | ||||
Exact match “Business Overview - Computing is not about computers anymore.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 21 | 2 contacts → | ||||
Exact match “Prometheus Cybersecurity is an information security company based out of San Diego, California.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 22 | 2 contacts → | ||||
Exact match “Providing IT / security and consulting services to medium sized business” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 23 | 2 contacts → | ||||
Exact match “Executive Advisors Group, LLC helps organizations address security, privacy, risk, and other governance issues in a manner that is both pragmatic and effective.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 24 | 2 contacts → | ||||
Exact match “Atlant Security engineers the cybersecurity posture that enterprise procurement teams approve on sight.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 25 | 2 contacts → | ||||
Exact match “Black Sails Consulting is a technology consulting firm in the Greater San Diego, California area with remote support access all over the country.” 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 “security and data 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 70 security and data services based in San Diego, United States
See the full list, filter by size, metro and specialty, and access 251 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Security and data services based in San Diego, 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 San Diego, so it is reported there. Company counts and contact totals on this page are exact for San Diego, over 70 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 San Diego, United States whose business descriptions match “security and data 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 251 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.
Security and data services by metro in the United States
- Security and data services in New York194
- Security and data services in Houston137
- Security and data services in Atlanta118
- Security and data services in Washington117
- Security and data services in Chicago109
- Security and data services in Miami108
- Security and data services in Austin105
- Security and data services in Dallas103
- Security and data services in Tampa86
- Security and data services in San Francisco74
- Security and data services in Los Angeles66
- Security and data services in Charlotte59
- Security and data services in Denver56
- Security and data services in Arlington51
- Security and data services in Boston48
- Security and data services in Orlando48
- Security and data services in Las Vegas45
- Security and data services in Alexandria44
- Security and data services in Columbia44
- Security and data services in Phoenix43
- Security and data services in San Antonio42
- Security and data services in Mclean41
- Security and data services in Seattle41
- Security and data services in Raleigh40
- Security and data services in Reston40
- Security and data services in Baltimore38
- Security and data services in Sheridan36
- Security and data services in Wilmington36
- Security and data services in Fairfax35
- Security and data services in Ashburn34
- Security and data services in San Jose34
- Security and data services in Herndon31
- Security and data services in Portland31
- Security and data services in Irvine30
- Security and data services in Plano30
- Security and data services in Scottsdale29
- Security and data services in Columbus28
- Security and data services in Huntsville28
- Security and data services in Indianapolis28
- Security and data services in Minneapolis28
- Security and data services in Richmond28
- Security and data services in Nashville27
- Security and data services in Colorado Springs26
- Security and data services in Dover26
- Security and data services in Frisco26
- Security and data services in Pittsburgh26
- Security and data services in Vienna25
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 “security and data services”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many security and data services are there based in San Diego, United States?
RevenueBase identified 70 company matches for security and data services associated with San Diego, 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?
NTH Generation Computing 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 security and data services?
New York leads the United States with 194 company records, followed by Houston (137) and Atlanta (118). San Diego has 70.
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 251 professional contacts with verified work emails tracked across these 70 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 70 security and data services based in San Diego, United States. Start with a free account, no credit card.
Download this list →Related lists
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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 security and data services based in San Diego, 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 70 matching company records for security and data services based in San Diego, United States, with 586 tracked contacts and 251 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: 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 25 security and data services based in San Diego, 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 |  NTH Generation Computingnth.comHQ: San Diego, CA, United StatesReported employees: 51-200 | San Diego, CA, United States | 51-200 | Exact match | 89 contacts → |
“Since 1991, Nth Generation has provided industry leading, consultative IT services, encompassing a suite of IT and security solutions.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  Bird Rock Systemsbirdrockusa.comHQ: San Diego, CA, United StatesReported employees: 11-50 | San Diego, CA, United States | 11-50 | Exact match | 56 contacts → |
“Your organization requires IT to help it drive innovation, profitability, and security.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  Templar Shieldtemplarshield.comHQ: San Diego, CA, United StatesReported employees: 51-200 | San Diego, CA, United States | 51-200 | Exact match | 49 contacts → |
“Templar Shield is a specialized risk, security, identity and AI governance advisory firm helping organizations operate with confidence in an increasingly automated, AI-driven…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Triden Grouptridengroup.comHQ: San Diego, CA, United StatesReported employees: 11-50 | San Diego, CA, United States | 11-50 | Exact match | 46 contacts → |
“Providing the Most Innovative and Intelligent Defense Available With the growth and evolution of cyber threats, cybersecurity has been thrust into the forefront of modern…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Infracoreinfracore.netHQ: San Diego, CA, United StatesReported employees: 51-200 | San Diego, CA, United States | 51-200 | Exact match | 40 contacts → |
“Infracore is a best-in-class Cybersecurity and IT Support Services firm.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Agile ITagileit.comHQ: San Diego, CA, United StatesReported employees: 11-50 | San Diego, CA, United States | 11-50 | Exact match | 39 contacts → |
“Our Mission To empower organizations with secure, compliant, and modern IT solutions that reduce risk, accelerate growth, and enable lasting innovation.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  Compuonecompuone.comHQ: San Diego, CA, United StatesReported employees: 11-50 | San Diego, CA, United States | 11-50 | Exact match | 22 contacts → |
“We are now serving IT needs in the greater Chicago area!” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  Taranettaranet.comHQ: San Diego, CA, United StatesReported employees: 1-10 | San Diego, CA, United States | 1-10 | Exact match | 14 contacts → |
“Cyber Security Risk Management Taranet provides SME support to identify, mitigate, and manage cyber security risks.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  Tbdcybertbdcyber.comHQ: San Diego, CA, United StatesReported employees: 11-50 | San Diego, CA, United States | 11-50 | Exact match | 9 contacts → |
“TBDCyber is a cybersecurity company focused on strategy, assessments, and program build services.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  Network Titannetworktitan.comHQ: San Diego, CA, United StatesReported employees: 11-50 | San Diego, CA, United States | 11-50 | Exact match | 7 contacts → |
“Network Titan provides Managed and Co-Managed IT Support and Cybersecurity Services delivering expert, rapid response complete IT Support, Networking, Server, Cloud Solutions…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  Dispatch Tech, INCdispatchtech.comHQ: San Diego, CA, United StatesReported employees: 11-50 | San Diego, CA, United States | 11-50 | Exact match | 6 contacts → |
“At Dispatch Tech, we're dedicated to securing your digital world.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  Hannulawellshannulawells.comHQ: San Diego, CA, United StatesReported employees: 1-10 | San Diego, CA, United States | 1-10 | Exact match | 6 contacts → |
“HannulaWells is a cyber security services provider, servicing enterprise level environments to SMB's.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  Nexifynexifycorp.comHQ: San Diego, CA, United StatesReported employees: 11-50 | San Diego, CA, United States | 11-50 | Exact match | 6 contacts → |
“Our Vision Nexify helps clients achieve operational efficiency, data security, and strategic tech integration, focusing on Artificial Intelligence, Data Governance, and…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  Aegis Innovatorsaegisinnovators.comHQ: San Diego, CA, United StatesReported employees: 11-50 | San Diego, CA, United States | 11-50 | Exact match | 6 contacts → |
“AEGIS INNOVATORS is a Microsoft partner located in Southern California that partners with other Microsoft service providers and assists organizations throughout the United States.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  Fylaxcyber INCfylaxcyber.comHQ: San Diego, CA, United StatesReported employees: 1-10 | San Diego, CA, United States | 1-10 | Exact match | 5 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 16 |  SAN Diego IT Prossandiegoitpros.comHQ: San Diego, CA, United StatesReported employees: 1-10 | San Diego, CA, United States | 1-10 | Exact match | 3 contacts → |
“IT Consulting firm based in San Diego, offering consulting on security, network management, infrastructure, cloud services, and more.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  Nextwave Solutions, INCnextwavesolutions.comHQ: San Diego, CA, United StatesReported employees: 1-10 | San Diego, CA, United States | 1-10 | Exact match | 3 contacts → |
“IT SECURITY ASSESSMENTS One of our goals is to empower businesses defend their critical data and sensitive information assets from the threat of cyber attacks.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  Somerset Recon, INCsomersetrecon.comHQ: San Diego, CA, United StatesReported employees: 1-10 | San Diego, CA, United States | 1-10 | Exact match | 3 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 19 |  Basic Business IT Consulting Servicesbbitcs.comHQ: San Diego, United StatesReported employees: 1-10 | San Diego, United States | 1-10 | Exact match | 3 contacts → |
“Founded in 2013 on the IDEA to provide Basic Foundational IT Solutions and Support with an Excellent Customer Experience.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | HQ: San Diego, CA, United StatesReported employees: 201-500 | San Diego, CA, United States | 201-500 | Exact match | 2 contacts → |
“Business Overview - Computing is not about computers anymore.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 |  Prometheus Cybersecurityprometheus-sec.comHQ: San Diego, CA, United StatesReported employees: 1-10 | San Diego, CA, United States | 1-10 | Exact match | 2 contacts → |
“Prometheus Cybersecurity is an information security company based out of San Diego, California.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  Taro Technology LLCtaro-tech.comHQ: San Diego, CA, United StatesReported employees: 1-10 | San Diego, CA, United States | 1-10 | Exact match | 2 contacts → |
“Providing IT / security and consulting services to medium sized business” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  Executive Advisors Group, LLCexecutiveadvisorsgroup.comHQ: San Diego, CA, United StatesReported employees: 1-10 | San Diego, CA, United States | 1-10 | Exact match | 2 contacts → |
“Executive Advisors Group, LLC helps organizations address security, privacy, risk, and other governance issues in a manner that is both pragmatic and effective.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 |  Cybersecurity Consulting Companyatlantsecurity.comHQ: San Diego, CA, United StatesReported employees: 1-10 | San Diego, CA, United States | 1-10 | Exact match | 2 contacts → |
“Atlant Security engineers the cybersecurity posture that enterprise procurement teams approve on sight.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 |  Black Sails Consultingblacksailsconsulting.comHQ: San Diego, CA, United StatesReported employees: 1-10 | San Diego, CA, United States | 1-10 | Exact match | 2 contacts → |
“Black Sails Consulting is a technology consulting firm in the Greater San Diego, California area with remote support access all over the country.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 70 company matches
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Security and data services: 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
70 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 San Diego, so it is reported there. Company counts and contact totals on this page are exact for San Diego, over 70 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 ↗
Security and data services by metro in the United States
- Security and data services in New York194
- Security and data services in Houston137
- Security and data services in Atlanta118
- Security and data services in Washington117
- Security and data services in Chicago109
- Security and data services in Miami108
- Security and data services in Austin105
- Security and data services in Dallas103
- Security and data services in Tampa86
- Security and data services in San Francisco74
- Security and data services in Los Angeles66
- Security and data services in Charlotte59
- Security and data services in Denver56
- Security and data services in Arlington51
- Security and data services in Boston48
- Security and data services in Orlando48
- Security and data services in Las Vegas45
- Security and data services in Alexandria44
- Security and data services in Columbia44
- Security and data services in Phoenix43
- Security and data services in San Antonio42
- Security and data services in Mclean41
- Security and data services in Seattle41
- Security and data services in Raleigh40
- Security and data services in Reston40
- Security and data services in Baltimore38
- Security and data services in Sheridan36
- Security and data services in Wilmington36
- Security and data services in Fairfax35
- Security and data services in Ashburn34
- Security and data services in San Jose34
- Security and data services in Herndon31
- Security and data services in Portland31
- Security and data services in Irvine30
- Security and data services in Plano30
- Security and data services in Scottsdale29
- Security and data services in Columbus28
- Security and data services in Huntsville28
- Security and data services in Indianapolis28
- Security and data services in Minneapolis28
- Security and data services in Richmond28
- Security and data services in Nashville27
- Security and data services in Colorado Springs26
- Security and data services in Dover26
- Security and data services in Frisco26
- Security and data services in Pittsburgh26
- Security and data services in Vienna25
Questions about this company list
What does Exact match mean for security and data 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 security and data services did RevenueBase find based in San Diego, United States?
The saved snapshot records 70 matching company records, 586 tracked contacts and 251 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: 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
Security and data services by geography
- Security and data services based in Adelaide, Australia
- Security and data services based in Brisbane, Australia
- Security and data services based in Canberra, Australia
- Security and data services based in Melbourne, Australia
- Security and data services based in Perth, Australia
- Security and data services based in Sydney, Australia
- Security and data services based in Belo Horizonte, Brazil
- Security and data services based in Brasilia, Brazil
- Security and data services based in Curitiba, Brazil
- Security and data services based in Porto Alegre, Brazil
- Security and data services based in Rio De Janeiro, Brazil
- Security and data services based in Sao Paulo, Brazil
Cite this list
RevenueBase Data Team. Top 25 security and data services based in San Diego, United States. Snapshot: September 21, 2026. https://revenuebase.ai/companies/security-and-data-services/united-states/san-diego.
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
- Security and data services based in Adelaide, Australia
- Security and data services based in Brisbane, Australia
- Security and data services based in Canberra, Australia
- Security and data services based in Melbourne, Australia
- Security and data services based in Perth, Australia
- Security and data services based in Sydney, Australia
Company intelligence · public preview
Top 25 security and data services based in San Diego, United States
RevenueBase records 70 matching company records for security and data services based in San Diego, United States, with 586 tracked contacts and 251 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: 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 25 security and data services based in San Diego, 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 | NTH Generation Computingnth.com HQ: San Diego, CA, United StatesReported employees: 51-200 | San Diego, CA, United States | 51-200 | Exact match | 89 contacts → |
“Since 1991, Nth Generation has provided industry leading, consultative IT services, encompassing a suite of IT and security solutions.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Bird Rock Systemsbirdrockusa.com HQ: San Diego, CA, United StatesReported employees: 11-50 | San Diego, CA, United States | 11-50 | Exact match | 56 contacts → |
“Your organization requires IT to help it drive innovation, profitability, and security.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Templar Shieldtemplarshield.com HQ: San Diego, CA, United StatesReported employees: 51-200 | San Diego, CA, United States | 51-200 | Exact match | 49 contacts → |
“Templar Shield is a specialized risk, security, identity and AI governance advisory firm helping organizations operate with confidence in an increasingly automated, AI-driven…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Triden Grouptridengroup.com HQ: San Diego, CA, United StatesReported employees: 11-50 | San Diego, CA, United States | 11-50 | Exact match | 46 contacts → |
“Providing the Most Innovative and Intelligent Defense Available With the growth and evolution of cyber threats, cybersecurity has been thrust into the forefront of modern…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Infracoreinfracore.net HQ: San Diego, CA, United StatesReported employees: 51-200 | San Diego, CA, United States | 51-200 | Exact match | 40 contacts → |
“Infracore is a best-in-class Cybersecurity and IT Support Services firm.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Agile ITagileit.com HQ: San Diego, CA, United StatesReported employees: 11-50 | San Diego, CA, United States | 11-50 | Exact match | 39 contacts → |
“Our Mission To empower organizations with secure, compliant, and modern IT solutions that reduce risk, accelerate growth, and enable lasting innovation.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Compuonecompuone.com HQ: San Diego, CA, United StatesReported employees: 11-50 | San Diego, CA, United States | 11-50 | Exact match | 22 contacts → |
“We are now serving IT needs in the greater Chicago area!” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Taranettaranet.com HQ: San Diego, CA, United StatesReported employees: 1-10 | San Diego, CA, United States | 1-10 | Exact match | 14 contacts → |
“Cyber Security Risk Management Taranet provides SME support to identify, mitigate, and manage cyber security risks.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Tbdcybertbdcyber.com HQ: San Diego, CA, United StatesReported employees: 11-50 | San Diego, CA, United States | 11-50 | Exact match | 9 contacts → |
“TBDCyber is a cybersecurity company focused on strategy, assessments, and program build services.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Network Titannetworktitan.com HQ: San Diego, CA, United StatesReported employees: 11-50 | San Diego, CA, United States | 11-50 | Exact match | 7 contacts → |
“Network Titan provides Managed and Co-Managed IT Support and Cybersecurity Services delivering expert, rapid response complete IT Support, Networking, Server, Cloud Solutions…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Dispatch Tech, INCdispatchtech.com HQ: San Diego, CA, United StatesReported employees: 11-50 | San Diego, CA, United States | 11-50 | Exact match | 6 contacts → |
“At Dispatch Tech, we're dedicated to securing your digital world.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Hannulawellshannulawells.com HQ: San Diego, CA, United StatesReported employees: 1-10 | San Diego, CA, United States | 1-10 | Exact match | 6 contacts → |
“HannulaWells is a cyber security services provider, servicing enterprise level environments to SMB's.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Nexifynexifycorp.com HQ: San Diego, CA, United StatesReported employees: 11-50 | San Diego, CA, United States | 11-50 | Exact match | 6 contacts → |
“Our Vision Nexify helps clients achieve operational efficiency, data security, and strategic tech integration, focusing on Artificial Intelligence, Data Governance, and…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Aegis Innovatorsaegisinnovators.com HQ: San Diego, CA, United StatesReported employees: 11-50 | San Diego, CA, United States | 11-50 | Exact match | 6 contacts → |
“AEGIS INNOVATORS is a Microsoft partner located in Southern California that partners with other Microsoft service providers and assists organizations throughout the United States.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Fylaxcyber INCfylaxcyber.com HQ: San Diego, CA, United StatesReported employees: 1-10 | San Diego, CA, United States | 1-10 | Exact match | 5 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 16 | SAN Diego IT Prossandiegoitpros.com HQ: San Diego, CA, United StatesReported employees: 1-10 | San Diego, CA, United States | 1-10 | Exact match | 3 contacts → |
“IT Consulting firm based in San Diego, offering consulting on security, network management, infrastructure, cloud services, and more.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Nextwave Solutions, INCnextwavesolutions.com HQ: San Diego, CA, United StatesReported employees: 1-10 | San Diego, CA, United States | 1-10 | Exact match | 3 contacts → |
“IT SECURITY ASSESSMENTS One of our goals is to empower businesses defend their critical data and sensitive information assets from the threat of cyber attacks.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Somerset Recon, INCsomersetrecon.com HQ: San Diego, CA, United StatesReported employees: 1-10 | San Diego, CA, United States | 1-10 | Exact match | 3 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 19 | Basic Business IT Consulting Servicesbbitcs.com HQ: San Diego, United StatesReported employees: 1-10 | San Diego, United States | 1-10 | Exact match | 3 contacts → |
“Founded in 2013 on the IDEA to provide Basic Foundational IT Solutions and Support with an Excellent Customer Experience.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | HQ: San Diego, CA, United StatesReported employees: 201-500 | San Diego, CA, United States | 201-500 | Exact match | 2 contacts → |
“Business Overview - Computing is not about computers anymore.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Prometheus Cybersecurityprometheus-sec.com HQ: San Diego, CA, United StatesReported employees: 1-10 | San Diego, CA, United States | 1-10 | Exact match | 2 contacts → |
“Prometheus Cybersecurity is an information security company based out of San Diego, California.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Taro Technology LLCtaro-tech.com HQ: San Diego, CA, United StatesReported employees: 1-10 | San Diego, CA, United States | 1-10 | Exact match | 2 contacts → |
“Providing IT / security and consulting services to medium sized business” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Executive Advisors Group, LLCexecutiveadvisorsgroup.com HQ: San Diego, CA, United StatesReported employees: 1-10 | San Diego, CA, United States | 1-10 | Exact match | 2 contacts → |
“Executive Advisors Group, LLC helps organizations address security, privacy, risk, and other governance issues in a manner that is both pragmatic and effective.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Cybersecurity Consulting Companyatlantsecurity.com HQ: San Diego, CA, United StatesReported employees: 1-10 | San Diego, CA, United States | 1-10 | Exact match | 2 contacts → |
“Atlant Security engineers the cybersecurity posture that enterprise procurement teams approve on sight.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Black Sails Consultingblacksailsconsulting.com HQ: San Diego, CA, United StatesReported employees: 1-10 | San Diego, CA, United States | 1-10 | Exact match | 2 contacts → |
“Black Sails Consulting is a technology consulting firm in the Greater San Diego, California area with remote support access all over the country.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 70 company matches
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Security and data services: 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
70 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 San Diego, so it is reported there. Company counts and contact totals on this page are exact for San Diego, over 70 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 ↗
Security and data services by metro in the United States
- Security and data services in New York194
- Security and data services in Houston137
- Security and data services in Atlanta118
- Security and data services in Washington117
- Security and data services in Chicago109
- Security and data services in Miami108
- Security and data services in Austin105
- Security and data services in Dallas103
- Security and data services in Tampa86
- Security and data services in San Francisco74
- Security and data services in Los Angeles66
- Security and data services in Charlotte59
- Security and data services in Denver56
- Security and data services in Arlington51
- Security and data services in Boston48
- Security and data services in Orlando48
- Security and data services in Las Vegas45
- Security and data services in Alexandria44
- Security and data services in Columbia44
- Security and data services in Phoenix43
- Security and data services in San Antonio42
- Security and data services in Mclean41
- Security and data services in Seattle41
- Security and data services in Raleigh40
- Security and data services in Reston40
- Security and data services in Baltimore38
- Security and data services in Sheridan36
- Security and data services in Wilmington36
- Security and data services in Fairfax35
- Security and data services in Ashburn34
- Security and data services in San Jose34
- Security and data services in Herndon31
- Security and data services in Portland31
- Security and data services in Irvine30
- Security and data services in Plano30
- Security and data services in Scottsdale29
- Security and data services in Columbus28
- Security and data services in Huntsville28
- Security and data services in Indianapolis28
- Security and data services in Minneapolis28
- Security and data services in Richmond28
- Security and data services in Nashville27
- Security and data services in Colorado Springs26
- Security and data services in Dover26
- Security and data services in Frisco26
- Security and data services in Pittsburgh26
- Security and data services in Vienna25
Questions about this company list
What does Exact match mean for security and data 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 security and data services did RevenueBase find based in San Diego, United States?
The saved snapshot records 70 matching company records, 586 tracked contacts and 251 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: 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
Security and data services by geography
- Security and data services based in Adelaide, Australia
- Security and data services based in Brisbane, Australia
- Security and data services based in Canberra, Australia
- Security and data services based in Melbourne, Australia
- Security and data services based in Perth, Australia
- Security and data services based in Sydney, Australia
- Security and data services based in Belo Horizonte, Brazil
- Security and data services based in Brasilia, Brazil
- Security and data services based in Curitiba, Brazil
- Security and data services based in Porto Alegre, Brazil
- Security and data services based in Rio De Janeiro, Brazil
- Security and data services based in Sao Paulo, Brazil
Cite this list
RevenueBase Data Team. Top 25 security and data services based in San Diego, United States. Snapshot: September 21, 2026. https://revenuebase.ai/companies/security-and-data-services/united-states/san-diego.
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
- Security and data services based in Adelaide, Australia
- Security and data services based in Brisbane, Australia
- Security and data services based in Canberra, Australia
- Security and data services based in Melbourne, Australia
- Security and data services based in Perth, Australia
- Security and data services based in Sydney, Australia