Company lists · Data refreshed November 2026

Top 24 Systems integrators based in Fairfax, United States

Name: Systems integrators based in Fairfax, United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Nov 6, 2026 50 companies tracked

RevenueBase identified 50 company matches for systems integrators associated with Fairfax, United States as of November 2026 and tracks 1,688 professional contacts across them, including 457 with verified work emails. Across the United States, New York is the largest hub for this category (332 companies); Fairfax has 50.

This list covers company matches for systems integrators associated with Fairfax, United States, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed November 6, 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.

How to read this list RevenueBase SmartSearch · Exact Recorded Nov 6, 2026 How this list was built

50Companies

1,688Contacts tracked

457Verified emails

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The 24 largest systems integrators based in Fairfax, United States

Ranked by team size

Top 24 of 50 company matches for systems integrators based in Fairfax, United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	ITC Federal	Exact match	Fairfax, VA, United StatesHQ recorded Nov 6, 2026	501-1,000	379 contacts →
	Exact match “Integrity is at the core of everything we do at ITC Federal.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2	ICS Nett, Inc. ICS	Exact match	Fairfax, VA, United StatesHQ recorded Nov 6, 2026	51-200	149 contacts →
	Exact match “ICS is a strategically diversified technology solutions company operating in different markets serving both Federal and Commercial clients with innovations that span…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3	Inalab	Exact match	Fairfax, VA, United StatesHQ recorded Nov 6, 2026	51-200	102 contacts →
	Exact match “Inalab is a leading IT solutions and strategy consulting firm focused on providing solutions that transform enterprise operations in the government and commercial sectors by…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4	Hadiamondstar Software Solutions LLC	Exact match	Fairfax, VA, United StatesHQ recorded Nov 6, 2026	51-200	99 contacts →
	Exact match “Hadiamondstar Software Solutions LLC Known as is a leading Global Consulting and IT Services company, offering a wide array of solutions ranging from strategy consulting right…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5	Luzon Technologies INC	Exact match	Fairfax, VA, United StatesHQ recorded Nov 6, 2026	51-200	67 contacts →
	Exact match “We RECRUIT, We TRAIN, and We STAFF Transforming Challenges into Opportunities!” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6	Codeplus	Exact match	Fairfax, VA, United StatesHQ recorded Nov 6, 2026	51-200	51 contacts →
	Exact match “At CODEplus, we go beyond traditional technology providers to become your dedicated solution partner.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7	Conceras	Exact match	Fairfax, VA, United StatesHQ recorded Nov 6, 2026	51-200	44 contacts →
	Exact match “Conceras, LLC, an SBA 8(a) Certified Small Business, was founded in 2006 as a customer-focused systems engineering consulting firm.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8	M3 Technology Consultants, INC	Exact match	Fairfax, VA, United StatesHQ recorded Nov 6, 2026	11-50	30 contacts →
	Exact match “Trust Your IT Systems to Work.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9	Five 9 Group, INC	Exact match	Fairfax, VA, United StatesHQ recorded Nov 6, 2026	51-200	30 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10	Fusionics	Exact match	Fairfax, VA, United StatesHQ recorded Nov 6, 2026	11-50	21 contacts →
	Exact match “Fusion offers its clients unique industrial control systems (ICS) expertise with a core staff of professionals experienced in both Information Technology and Facility Operations.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11	Intellisoft Technologies	Exact match	Fairfax, VA, United StatesHQ recorded Nov 6, 2026	1,001-5,000	19 contacts →
	Exact match “Empowering Innovation with Intellisoft Technologies, Inc.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12	Vizens Corp	Exact match	Fairfax, VA, United StatesHQ recorded Nov 6, 2026	51-200	19 contacts →
	Exact match “VIZENS Corp is Software development & services company.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13	Tellenger	Exact match	Fairfax, VA, United StatesHQ recorded Nov 6, 2026	11-50	14 contacts →
	Exact match “Tellenger specializes in software development, enterprise IT and cloud solutions.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14	Sysalgo Technologies	Exact match	Fairfax, VA, United StatesHQ recorded Nov 6, 2026	51-200	12 contacts →
	Exact match “We help Clients implement today’s latest Digital Technologies to Innovate, Transform and rapidly Grow.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15	Advance Digital Systems	Exact match	Fairfax, VA, United StatesHQ recorded Nov 6, 2026	51-200	12 contacts →
	Exact match “Advance Digital Systems (ADS) is a leading provider of information technology and consulting services for federal and commercial clients.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16	Information Analysis Incorporated	Exact match	Fairfax, VA, United StatesHQ recorded Nov 6, 2026	11-50	11 contacts →
	Exact match “Tellenger, Inc.(formerly Information Analysis Incorporated) is a wholly owned subsidiary subsidiary of WaveDancer, a publicly traded company (NASDAQ: WAVD), and certified small…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17	Lp3	Exact match	Fairfax, VA, United StatesHQ recorded Nov 6, 2026	51-200	10 contacts →
	Exact match “LP3 is a highly experienced cyber and integration company with offices in Fairfax, VA, Syracuse, NY, St.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18	Vanguard Management Solutions, INC	Exact match	Fairfax, VA, United StatesHQ recorded Nov 6, 2026	11-50	9 contacts →
	Exact match “Vanguard Management Solutions (VMGTS) is a minority-owned cybersecurity and technology firm serving government and commercial organizations.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19	Elite Systems INC	Exact match	Fairfax, VA, United StatesHQ recorded Nov 6, 2026	11-50	9 contacts →
	Exact match “Systems Integration, Cloud Migration, Software Development, Network Security, Applications Security, Industrial Cyber Security Quality Assurance, RF Benchmark, Wireless…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20	Invex Technology Solutions	Exact match	Fairfax, VA, United StatesHQ recorded Nov 6, 2026	1-10	6 contacts →
	Exact match “We develop cost-effective innovative consulting and technology solutions to CIO’s, systems engineering and architecture organizations, and implementation teams through dependable…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21	Techclarity	Exact match	Fairfax, VA, United StatesHQ recorded Nov 6, 2026	1-10	5 contacts →
	Exact match “Since 2003, TechClarity has served as a trusted partner to small- and medium-sized businesses across the Washington, DC metropolitan area.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22	Excelsior Consulting Group, LLC	Exact match	Fairfax, VA, United StatesHQ recorded Nov 6, 2026	11-50	4 contacts →
	Exact match “Excelsior Consulting Group LLC is a Woman and Minority owned SBA 8(m) business with a pending application for SBA 8(a) certification.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23	Emagine It, INC	Exact match	Fairfax, VA, United StatesHQ recorded Nov 6, 2026	51-200	3 contacts →
	Exact match “Emagine IT is an information technology services and consulting company based in the Washington, DC metropolitan area that specializes in delivering cost conscious, innovative…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24	Capsaicin Group	Exact match	Fairfax, VA, United StatesHQ recorded Nov 6, 2026	1-10	1 contacts →
	Exact match “Capsaicin Group is a business technology services firm committed to helping clients realize value and improve their operating efficiency.” Recorded in the RevenueBase company graph · Nov 6, 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 “systems integrators”. 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 24 of 50 systems integrators based in Fairfax, United States

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Systems integrators based in Fairfax, United States at a glance

As of Nov 6, 2026

27.1%Verified-email coverage

33.8Average contacts per company

11-50Median size (employees)

Nov 6, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

501-1,000

1,001-5,000

Email recency for this list is measured across the whole United States list rather than for Fairfax, so it is reported there. Company counts and contact totals on this page are exact for Fairfax, over 50 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 Fairfax, United States whose business descriptions match “systems integrators” 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 457 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh: This page's figures were pulled from the company graph on November 6, 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.

Systems integrators by metro in the United States

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 “systems integrators”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many systems integrators are there based in Fairfax, United States?

RevenueBase identified 50 company matches for systems integrators associated with Fairfax, United States as of November 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

ITC Federal 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 systems integrators?

New York leads the United States with 332 company records, followed by Houston (278) and Dallas (186). Fairfax has 50.

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 457 professional contacts with verified work emails tracked across these 50 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on November 6, 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.