Company lists · Data refreshed September 2026
Top 25 Network security consultants based in San Diego, United States
RevenueBase identified 63 network security consultants headquartered in San Diego, United States as of September 2026 and tracks 452 professional contacts across them, including 191 with verified work emails. New York is the largest hub.
This list covers network security consultants headquartered in San Diego, United States, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, how directly it supports the match, and when it was last checked. Data refreshed September 5, 2026.
Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.
The 25 largest network security consultants based in San Diego, United States
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | NTH Generation ComputingPartial evidence | 89 | |||
“Since 1991, Nth Generation has provided industry leading, consultative IT services, encompassing a suite of IT and security solutions.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 2 | 56 | ||||
“Your organization requires IT to help it drive innovation, profitability, and security.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 3 | Triden GroupIndirect evidence | 46 | |||
“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…” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 4 | 22 | ||||
“We are now serving IT needs in the greater Chicago area!” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 5 | TaranetPartial evidence | 14 | |||
“Cyber Security Risk Management Taranet provides SME support to identify, mitigate, and manage cyber security risks.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 6 | TbdcyberIndirect evidence | 9 | |||
“TBDCyber is a cybersecurity company focused on strategy, assessments, and program build services.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 7 | 6 | ||||
“At Dispatch Tech, we're dedicated to securing your digital world.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 8 | 6 | ||||
“HannulaWells is a cyber security services provider, servicing enterprise level environments to SMB's.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 9 | NexifyPartial evidence | 6 | |||
“Our Vision Nexify helps clients achieve operational efficiency, data security, and strategic tech integration, focusing on Artificial Intelligence, Data Governance, and…” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 10 | 5 | ||||
Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 11 | StepknockIndirect evidence | 4 | |||
“Today's organizations aren't running on broken infrastructure.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 12 | 4 | ||||
“AggreGateway is an IT Network and Wireless Engineering consulting firm specializing in secure, high-performance connectivity solutions for public safety, education, government…” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 13 | SAN Diego IT ProsStrong evidence | 3 | |||
“IT Consulting firm based in San Diego, offering consulting on security, network management, infrastructure, cloud services, and more.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 14 | Somerset Recon, INCIndirect evidence | 3 | |||
Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 15 | Nextwave Solutions, INCPartial evidence | 3 | |||
“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.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 16 | WorkstersIndirect evidence | 3 | |||
“Worksters is a San Diego–based small business focused on cybersecurity, IT modernization, and encryption hardware.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 17 | 3 | ||||
“Founded in 2013 on the IDEA to provide Basic Foundational IT Solutions and Support with an Excellent Customer Experience.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 18 | Prometheus CybersecurityPartial evidence | 2 | |||
“Prometheus Cybersecurity is an information security company based out of San Diego, California.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 19 | 2 | ||||
“CryptoCrack Network Solutions is dedicated to the continuous, stable and secure operation of computer network systems to assist our clients in improving their business performance.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 20 | Taro Technology LLCPartial evidence | 2 | |||
“Providing IT / security and consulting services to medium sized business” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 21 | 2 | ||||
“Atlant Security engineers the cybersecurity posture that enterprise procurement teams approve on sight.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 22 | 2 | ||||
“Black Sails Consulting is a technology consulting firm in the Greater San Diego, California area with remote support access all over the country.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 23 | 2 | ||||
“Cyclic Security Solutions (CS2) is a leading provider of Cyber Security Engineering, Program Management and Systems Integration by providing technical services and solutions.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 24 | 1 | ||||
“Geeky Clean Technology (GCT) is San Diego’s premier ethical IT consultancy, serving Pacific Beach, La Jolla, and Mount Soledad since 2006.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 25 | 1 | ||||
“Providing managed IT services with an emphasis on cybersecurity.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
Showing 25 of 63 network security consultants based in San Diego, United States
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Network security consultants based in San Diego, United States at a glance
As of Sep 5, 2026Companies by employee count
Email recency for this list is measured across the whole United States list rather than this city, so it is reported there. Company counts and contact totals on this page are exact for San Diego, over 63 companies.
How this list was built
Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among network security consultants, so some rows will be adjacent to the category rather than pure plays. The description and evidence rating on every row are there so you can check each match yourself.
- 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
- Companies headquartered in San Diego, United States whose own description of what they do matches “network security consultants”. Matching reads each company's description, not its industry code or its name.
- What we exclude
- Companies whose own description does not clearly place them among network security consultants, and records with no verified work email. Companies headquartered outside San Diego are excluded even when they keep an office there.
- Match quality
- In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and an evidence rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
- 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 listed company carries at least one verified work email, 191 across the full list. 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 5, 2026. Lists refresh periodically as the graph is re-checked.
- Corrections
- Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.
Network security consultants by metro in the United States
- Network security consultants in New York170
- Network security consultants in Houston116
- Network security consultants in Atlanta109
- Network security consultants in Washington105
- Network security consultants in Dallas100
- Network security consultants in Austin97
- Network security consultants in Chicago96
- Network security consultants in Miami87
- Network security consultants in Tampa79
- Network security consultants in San Francisco66
- Network security consultants in San Diego63
- Network security consultants in Los Angeles57
- Network security consultants in Charlotte55
- Network security consultants in Boston54
- Network security consultants in Arlington53
- Network security consultants in Denver51
- Network security consultants in Columbia49
- Network security consultants in Seattle43
- Network security consultants in Alexandria41
- Network security consultants in Las Vegas40
- Network security consultants in Phoenix40
- Network security consultants in Reston40
- Network security consultants in San Antonio40
- Network security consultants in Orlando39
- Network security consultants in Raleigh39
- Network security consultants in Mclean37
- Network security consultants in Sheridan36
- Network security consultants in Baltimore35
- Network security consultants in Ashburn34
- Network security consultants in Fairfax32
- Network security consultants in Wilmington30
- Network security consultants in Columbus29
- Network security consultants in San Jose29
- Network security consultants in Scottsdale28
- Network security consultants in Huntsville27
- Network security consultants in Minneapolis27
- Network security consultants in Plano27
- Network security consultants in Colorado Springs25
- Network security consultants in Dover25
- Network security consultants in Herndon25
- Network security consultants in Portland25
Frequently asked
How many network security consultants are there based in San Diego, United States?
RevenueBase identified 63 network security consultants headquartered in San Diego, United States as of September 2026, matched on each company's own description of what it does rather than its industry code.
What is the largest company on this list?
NTH Generation Computing, headquartered in San Diego, tops this list with the largest team on record.
Which city has the most network security consultants?
New York leads with 170 headquartered companies, followed by Houston (116) and Atlanta (109).
How do I get contact information for these companies?
A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 191 verified decision-maker contacts tracked across these 63 companies.
How current is this list?
The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 5, 2026.
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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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