Company lists · Data refreshed September 2026
Top 19 Cybersecurity integration companies based in Alexandria, United States
RevenueBase identified 43 cybersecurity integration companies headquartered in Alexandria, United States as of September 2026 and tracks 526 professional contacts across them, including 128 with verified work emails. Across the United States, New York is the largest hub for this category (230 companies); Alexandria has 43.
This list covers cybersecurity integration companies headquartered in Alexandria, 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, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 28, 2026.
Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, 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 19 largest cybersecurity integration companies based in Alexandria, United States
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 231 contacts → | ||||
Indirect evidence “ProSphere is a market-leading, mid-tier technology integrator that delivers digital modernization services and technical solutions to meet the needs of our federal government…” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 2 | 68 contacts → | ||||
Indirect evidence “OneZero Solutions is an 8(a), Service-Disabled Veteran-Owned Small Business (SDVOSB) that is problem-solving and solutions-oriented.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 3 | 47 contacts → | ||||
Indirect evidence “Arrowpoint, a MorphWorks company, has delivered premiere information technology and consulting services.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 4 | 26 contacts → | ||||
Indirect evidence “Focus Data Solutions is Your Partner for Tomorrow’s IT.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 5 | 26 contacts → | ||||
Partial evidence “At WhiteHawk, we streamline cybersecurity decision-making through a three-step approach: 1.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 6 | 10 contacts → | ||||
Indirect evidence “Since 2010 Aligned Technology Solutions has been helping organizations leverage and manage technology to grow and secure their businesses.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 7 | 9 contacts → | ||||
Partial evidence “Gray Tier Technolgies is a privately held company providing full cyclic cybersecurity services and products.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 8 | 9 contacts → | ||||
Indirect evidence “Pendulum is transforming cyber defense and information security.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 9 | 7 contacts → | ||||
Indirect evidence “PatchAdvisor is a complete IT security firm focused on providing world class IT security services to our clients.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 10 | 7 contacts → | ||||
Partial evidence “HUBZone Certified, Tech Leader Solutions, LLC provides Cybersecurity and IT Consulting services to CIOs and CTOs, supporting a wide range of IT programs through strategy…” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 11 | 5 contacts → | ||||
Partial evidence “Founded in 2012, APTNEXUS is a premier provider of IT Services with a specialization in cybersecurity governance, risk, and compliance solutions for both information and…” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 12 | 3 contacts → | ||||
Indirect evidence “Cerium Technology Services was established in 2009 to provide professional and affordable IT services.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 13 | 2 contacts → | ||||
Indirect evidence “Fusion Technology Strategies (Fusion) is an SBA-certified Woman-Owned Small Business (WOSB) that specializes in delivering exceptional Cyber Security, CIO and CISO Advisory…” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 14 | 2 contacts → | ||||
Indirect evidence “Security Staff Augmentation DDS can help to augment your security staff as you build and grow your internal security team.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 15 | 2 contacts → | ||||
Partial evidence “LC & J Security Solutions is a proudly certified women-owned cybersecurity firm specializing in securing identities, critical data, and digital assets.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 16 | 2 contacts → | ||||
Partial evidence “We are a cybersecurity professional services company that implements security solutions for Federal, State, Local, Commercial, Education, and SMB entities.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 17 | 2 contacts → | ||||
Partial evidence “Secure Solutions DC is a forward-thinking cybersecurity firm specializing in network and application penetration testing, securing networks in compliance with DFARS/NIST 800-53…” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 18 | 1 contacts → | ||||
Indirect evidence “Petreski & Co.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 19 | 1 contacts → | ||||
Partial evidence “CyberRisQ, LLC is a premier cloud and cybersecurity consulting firm, founded by industry leaders with decades of collective experience across diverse sectors including Finance…” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
RevenueBase Smart Search
RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: cybersecurity integration companies. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.
- Strong evidence
- The company's own public description of its business names cybersecurity integration companies.
- Partial evidence
- Its own public description names part of cybersecurity integration companies, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name cybersecurity integration companies. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.
RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.
Showing 19 of 43 cybersecurity integration companies based in Alexandria, United States
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Cybersecurity integration companies based in Alexandria, United States at a glance
As of Sep 28, 2026Companies by employee count
Email recency for this list is measured across the whole United States list rather than for Alexandria, so it is reported there. Company counts and contact totals on this page are exact for Alexandria, over 43 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 cybersecurity integration companies, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search 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 Smart Search, the natural-language company search available to every RevenueBase user.
- What qualifies
- Companies headquartered in Alexandria, United States whose own description of what they do matches “cybersecurity integration companies”. Matching reads each company's description, not its industry code or its name.
- RevenueBase Smart Search
- RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names cybersecurity integration companies), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
- What we exclude
- Companies whose own description does not clearly place them among cybersecurity integration companies, and records with no verified work email. Companies headquartered outside Alexandria 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 its RevenueBase Smart Search 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, 128 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 28, 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.
Cybersecurity integration companies by metro in the United States
- Cybersecurity integration companies in New York230
- Cybersecurity integration companies in Houston139
- Cybersecurity integration companies in Austin138
- Cybersecurity integration companies in Washington137
- Cybersecurity integration companies in Dallas123
- Cybersecurity integration companies in Miami118
- Cybersecurity integration companies in Atlanta116
- Cybersecurity integration companies in Chicago112
- Cybersecurity integration companies in San Francisco99
- Cybersecurity integration companies in Tampa93
- Cybersecurity integration companies in San Diego79
- Cybersecurity integration companies in Arlington70
- Cybersecurity integration companies in Los Angeles70
- Cybersecurity integration companies in Columbia67
- Cybersecurity integration companies in San Antonio64
- Cybersecurity integration companies in Charlotte63
- Cybersecurity integration companies in Boston60
- Cybersecurity integration companies in Reston59
- Cybersecurity integration companies in Denver58
- Cybersecurity integration companies in Orlando58
- Cybersecurity integration companies in Seattle54
- Cybersecurity integration companies in Las Vegas53
- Cybersecurity integration companies in Mclean50
- Cybersecurity integration companies in Phoenix49
- Cybersecurity integration companies in Wilmington47
- Cybersecurity integration companies in San Jose44
- Cybersecurity integration companies in Baltimore43
- Cybersecurity integration companies in Fairfax43
- Cybersecurity integration companies in Huntsville43
- Cybersecurity integration companies in Ashburn40
- Cybersecurity integration companies in Raleigh38
- Cybersecurity integration companies in Sheridan37
- Cybersecurity integration companies in Herndon36
- Cybersecurity integration companies in Portland36
- Cybersecurity integration companies in Pittsburgh35
- Cybersecurity integration companies in Dover33
- Cybersecurity integration companies in Plano33
- Cybersecurity integration companies in Colorado Springs32
- Cybersecurity integration companies in Fort Lauderdale32
- Cybersecurity integration companies in Irvine32
- Cybersecurity integration companies in Scottsdale32
- Cybersecurity integration companies in Vienna29
- Cybersecurity integration companies in Frisco27
- Cybersecurity integration companies in Alpharetta26
- Cybersecurity integration companies in Nashville25
Frequently asked
What is RevenueBase Smart Search?
RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names cybersecurity integration companies, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.
How many cybersecurity integration companies are there based in Alexandria, United States?
RevenueBase identified 43 cybersecurity integration companies headquartered in Alexandria, 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?
Prosphere, headquartered in Alexandria, tops this list with the largest team on record.
Which city in the United States has the most cybersecurity integration companies?
New York leads the United States with 230 headquartered companies, followed by Houston (139) and Austin (138). Alexandria has 43.
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 128 verified decision-maker contacts tracked across these 43 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 28, 2026.
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Cybersecurity integration companies by geography
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- Cybersecurity integration companies based in Barueri, Brazil
- Cybersecurity integration companies based in Belo Horizonte, Brazil
- Cybersecurity integration companies based in Brasilia, Brazil
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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 Smart Search, 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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