Company lists · Data refreshed September 2026

Top 25 IT consulting services based in Fairfax, United States

Name: IT consulting services based in Fairfax, United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 4, 2026 120 companies tracked

RevenueBase identified 120 company matches for IT consulting services associated with Fairfax, United States as of September 2026 and tracks 7,104 professional contacts across them, including 2,844 with verified work emails. Across the United States, New York is the largest hub for this category (1,032 companies); Fairfax has 120.

This list covers company matches for IT consulting services 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 September 4, 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 Sep 4, 2026 How this list was built

120Companies

7,104Contacts tracked

2,844Verified emails

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The 25 largest IT consulting services based in Fairfax, United States

Ranked by team size

Top 25 of 120 company matches for IT consulting services based in Fairfax, United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 4, 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	Salient Crgt	Exact match	Fairfax, VA, United StatesHQ recorded Sep 4, 2026	1,001-5,000	646 contacts →
	Exact match “For over 20 years, Salient CRGT has upheld its mission to "empower our diverse, hard-working team to deliver high-value solutions that make positive impacts on missions and…” Recorded in the RevenueBase company graph · Sep 4, 2026 · View company records in RevenueBase
2	Integrityone Partners	Exact match	Fairfax, VA, United StatesHQ recorded Sep 4, 2026	n/a	205 contacts →
	Exact match “INTEGRITYOne Partners is a business and technology services company delivering mission-critical results to leaders working on our nation’s top priorities.” Recorded in the RevenueBase company graph · Sep 4, 2026 · View company records in RevenueBase
3	Future Technologies INC	Exact match	Fairfax, VA, United StatesHQ recorded Sep 4, 2026	201-500	196 contacts →
	Exact match “FTI is dedicated to empowering customers with mission-critical technology solutions, helping solve their most complex challenges.” Recorded in the RevenueBase company graph · Sep 4, 2026 · View company records in RevenueBase
4	Nationwide IT Services, INC	Exact match	Fairfax, VA, United StatesHQ recorded Sep 4, 2026	201-500	194 contacts →
	Exact match “Nationwide IT Services, Inc.(NIS) is designated 8(a) by the SBA, and a CVE verified Service Disabled Veteran Owned Small Business (SDVOSB) Information Technology (IT) and…” Recorded in the RevenueBase company graph · Sep 4, 2026 · View company records in RevenueBase
5	Concept Plus, LLC	Exact match	Fairfax, VA, United StatesHQ recorded Sep 4, 2026	201-500	168 contacts →
	Exact match “Concept Plus is a technology services company offering deep technical expertise, an experienced team, and a dedication to maximizing business productivity.” Recorded in the RevenueBase company graph · Sep 4, 2026 · View company records in RevenueBase
6	ICS Nett, Inc. ICS	Exact match	Fairfax, VA, United StatesHQ recorded Sep 4, 2026	51-200	144 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 · Sep 4, 2026 · View company records in RevenueBase
7	Onpoint	Exact match	Fairfax, VA, United StatesHQ recorded Sep 4, 2026	11-50	104 contacts →
	Exact match “OnPoint is a technology and consulting services partner helping government leaders secure their systems, effectively operate, and deliver critical services in today’s increasingly…” Recorded in the RevenueBase company graph · Sep 4, 2026 · View company records in RevenueBase
8	Hadiamondstar Software Solutions LLC	Exact match	Fairfax, VA, United StatesHQ recorded Sep 4, 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 · Sep 4, 2026 · View company records in RevenueBase
9	JCS Solutions LLC	Exact match	Fairfax, VA, United StatesHQ recorded Sep 4, 2026	51-200	93 contacts →
	Exact match “JCS Solutions is a premier cybersecurity and technology solutions provider.” Recorded in the RevenueBase company graph · Sep 4, 2026 · View company records in RevenueBase
10	Widelity, INC	Exact match	Fairfax, United StatesHQ recorded Sep 4, 2026	51-200	91 contacts →
	Exact match “Founded in 2006, Widelity is a leading provider of business and network engineering consulting to global technology driven industries.” Recorded in the RevenueBase company graph · Sep 4, 2026 · View company records in RevenueBase
11	Metronome	Exact match	Fairfax, VA, United StatesHQ recorded Sep 4, 2026	51-200	91 contacts →
	Exact match “Metronome partners with federal customers to lead them on the Digital Transformation journey.and we will get them there lightning-fast.” Recorded in the RevenueBase company graph · Sep 4, 2026 · View company records in RevenueBase
12	Inalab	Exact match	Fairfax, VA, United StatesHQ recorded Sep 4, 2026	51-200	90 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 · Sep 4, 2026 · View company records in RevenueBase
13	Accelera Solutions	Exact match	Fairfax, VA, United StatesHQ recorded Sep 4, 2026	51-200	69 contacts →
	Exact match “Founded in 2002, Accelera Solutions is an award-winning digital transformation and IT modernization leader.” Recorded in the RevenueBase company graph · Sep 4, 2026 · View company records in RevenueBase
14	Luzon Technologies INC	Exact match	Fairfax, VA, United StatesHQ recorded Sep 4, 2026	51-200	65 contacts →
	Exact match “We RECRUIT, We TRAIN, and We STAFF Transforming Challenges into Opportunities!” Recorded in the RevenueBase company graph · Sep 4, 2026 · View company records in RevenueBase
15	ERPI	Exact match	Fairfax, VA, United StatesHQ recorded Sep 4, 2026	201-500	58 contacts →
	Exact match “Enterprise Resource Performance Inc.(ERPi) is a professional services rm that delivers strategic, advisory, technological, and implementation support services to Federal Agencies.” Recorded in the RevenueBase company graph · Sep 4, 2026 · View company records in RevenueBase
16	Codeplus	Exact match	Fairfax, VA, United StatesHQ recorded Sep 4, 2026	51-200	49 contacts →
	Exact match “At CODEplus, we go beyond traditional technology providers to become your dedicated solution partner.” Recorded in the RevenueBase company graph · Sep 4, 2026 · View company records in RevenueBase
17	Technova Systems	Exact match	Fairfax, VA, United StatesHQ recorded Sep 4, 2026	51-200	49 contacts →
	Exact match “TechNova Systems is a technology consulting and workforce solutions company helping organizations build, scale, and modernize with confidence for 10 Years.” Recorded in the RevenueBase company graph · Sep 4, 2026 · View company records in RevenueBase
18	Usmax Corporation	Exact match	Fairfax, VA, United StatesHQ recorded Sep 4, 2026	51-200	40 contacts →
	Exact match “USmax Corporation is an ISO 9001:2015 registered, ISO registered, ISO 27001:2013 registered, and CMMI-SVC Level 3 appraised Enterprise Information Technology (IT) and Professional…” Recorded in the RevenueBase company graph · Sep 4, 2026 · View company records in RevenueBase
19	Comter Systems INC	Exact match	Fairfax, VA, United StatesHQ recorded Sep 4, 2026	11-50	29 contacts →
	Exact match “Comter Systems is a transformational IT services company which supports federal agencies, commercial enterprises, and non-profit organizations.” Recorded in the RevenueBase company graph · Sep 4, 2026 · View company records in RevenueBase
20	M3 Technology Consultants, INC	Exact match	Fairfax, VA, United StatesHQ recorded Sep 4, 2026	11-50	28 contacts →
	Exact match “Trust Your IT Systems to Work.” Recorded in the RevenueBase company graph · Sep 4, 2026 · View company records in RevenueBase
21	Five 9 Group, INC	Exact match	Fairfax, VA, United StatesHQ recorded Sep 4, 2026	51-200	27 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 4, 2026 · View company records in RevenueBase
22	XA Systems, LLC	Exact match	Fairfax, VA, United StatesHQ recorded Sep 4, 2026	51-200	20 contacts →
	Exact match “Established leadership and innovative service delivery methods supporting a wide range of Information Technology requirements.” Recorded in the RevenueBase company graph · Sep 4, 2026 · View company records in RevenueBase
23	Intellisoft Technologies	Exact match	Fairfax, VA, United StatesHQ recorded Sep 4, 2026	1,001-5,000	19 contacts →
	Exact match “Empowering Innovation with Intellisoft Technologies, Inc.” Recorded in the RevenueBase company graph · Sep 4, 2026 · View company records in RevenueBase
24	Vizens Corp	Exact match	Fairfax, VA, United StatesHQ recorded Sep 4, 2026	51-200	19 contacts →
	Exact match “VIZENS Corp is Software development & services company.” Recorded in the RevenueBase company graph · Sep 4, 2026 · View company records in RevenueBase
25	Senet International	Exact match	Fairfax, VA, United StatesHQ recorded Sep 4, 2026	11-50	16 contacts →
	Exact match “SeNet International Corporation is a company of information technology consulting professionals committed to helping public and private sector organizations securely operate their…” Recorded in the RevenueBase company graph · Sep 4, 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 “IT consulting 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 120 IT consulting services based in Fairfax, United States

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IT consulting services based in Fairfax, United States at a glance

As of Sep 4, 2026

40.0%Verified-email coverage

59.2Average contacts per company

11-50Median size (employees)

Sep 4, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

201-500

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 120 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 “IT consulting 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 2,844 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 4, 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.

IT consulting services 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 “IT consulting services”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many IT consulting services are there based in Fairfax, United States?

RevenueBase identified 120 company matches for IT consulting services associated with Fairfax, 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?

Salient Crgt 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 IT consulting services?

New York leads the United States with 1,032 company records, followed by Houston (633) and Atlanta (521). Fairfax has 120.

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 2,844 professional contacts with verified work emails tracked across these 120 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 4, 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.