Company lists · Data refreshed September 2026

Top 24 Government systems integration firms based in Falls Church, United States

Name: Government systems integration firms based in Falls Church, United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 28, 2026 35 companies tracked

RevenueBase identified 35 government systems integration firms headquartered in Falls Church, United States as of September 2026 and tracks 28,054 professional contacts across them, including 1,184 with verified work emails. Across the United States, Washington is the largest hub for this category (182 companies); Falls Church has 35.

This list covers government systems integration firms headquartered in Falls Church, 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.

How to read this list HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 28, 2026 86% judged on-target in blind review

35Companies

28,054Contacts tracked

1,184Verified emails

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The 24 largest government systems integration firms based in Falls Church, United States

Ranked by team size

Top 24 of 35 government systems integration firms based in Falls Church, United States, ranked by team size, largest first. Data refreshed Sep 28, 2026. RevenueBase Smart Search rates how each company's information relates to government systems integration firms: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#	Company	RevenueBase Smart Search	Headquarters	Employees	Contacts
1	General Dynamics Information Technology	Indirect evidence	Falls Church, VA, United StatesHQ checked Sep 28, 2026	10001+	23,974 contacts →
	Indirect evidence “GDIT is a global technology and professional services company that delivers solutions, technology and mission services to every major agency across the U.S.” Source: RevenueBase Database · checked Sep 28, 2026
2	Cognosante	Indirect evidence	Falls Church, VA, United StatesHQ checked Sep 28, 2026	1,001-5,000	829 contacts →
	Indirect evidence “At Cognosante, we help create a safe, healthy, more equitable nation for all.” Source: RevenueBase Database · checked Sep 28, 2026
3	Creative Information Technology, INC	Indirect evidence	Falls Church, VA, United StatesHQ checked Sep 28, 2026	201-500	302 contacts →
	Indirect evidence “Who We Are Creative Information Technology, Inc.(CITI) continues to prove itself as a forward thinking information technology company, one that leverages the latest technologies…” Source: RevenueBase Database · checked Sep 28, 2026
4	Fortitude Systems	Partial evidence	Falls Church, VA, United StatesHQ checked Sep 28, 2026	501-1,000	218 contacts →
	Partial evidence “Fortitude Systems provides your business with the horsepower to get the job done to drive your IT process faster and more efficiently.” Source: RevenueBase Database · checked Sep 28, 2026
5	Acentia	Partial evidence	Falls Church, VA, United StatesHQ checked Sep 28, 2026	1,001-5,000	215 contacts →
	Partial evidence “On April 1, 2015, Acentia was acquired by MAXIMUS Acentia provides technology and management solutions to Federal Government customers in the Health, Civilian, and Defense markets.” Source: RevenueBase Database · checked Sep 28, 2026
6	Spinsys-Diné	Strong evidence	Falls Church, VA, United StatesHQ checked Sep 28, 2026	51-200	130 contacts →
	Strong evidence “SpinSys-Diné develops systems integration solutions for cloud-based services, specializing in enterprise sustainment and modernization.” Source: RevenueBase Database · checked Sep 28, 2026
7	Dynamis, INC	Indirect evidence	Falls Church, VA, United StatesHQ checked Sep 28, 2026	51-200	122 contacts →
	Indirect evidence “Dynamis is a professional services company composed of community-recognized leaders.” Source: RevenueBase Database · checked Sep 28, 2026
8	T And T Consulting Services, INC	Indirect evidence	Falls Church, VA, United StatesHQ checked Sep 28, 2026	51-200	121 contacts →
	Indirect evidence “T and T Consulting Services, Inc.(T&T) is a Woman-Owned Small Business (WOSB), specializing in delivering exceptional Enterprise IT Solutions and Business Integrated Services to…” Source: RevenueBase Database · checked Sep 28, 2026
9	Karthik Consulting	Indirect evidence	Falls Church, VA, United StatesHQ checked Sep 28, 2026	51-200	89 contacts →
	Indirect evidence “Karthik Consulting (KC) is a CMMI-DEV Maturity Level 3 rated, ISO 9001, 27001, and registered IT consulting firm.” Source: RevenueBase Database · checked Sep 28, 2026
10	A3t Agil3 Technology Solutions	Partial evidence	Falls Church, VA, United StatesHQ checked Sep 28, 2026	51-200	70 contacts →
	Partial evidence “Agil3Tech founding principles bring over 35 years of experience in federal government service, contract administration, Command, Control, Communications, Computers, and…” Source: RevenueBase Database · checked Sep 28, 2026
11	Advanced Systems Development, INC	Indirect evidence	Falls Church, VA, United StatesHQ checked Sep 28, 2026	201-500	59 contacts →
	Indirect evidence “ASD offers world-class IT support to our nation’s federal and defense agencies.” Source: RevenueBase Database · checked Sep 28, 2026
12	CTAC	Partial evidence	Falls Church, VA, United StatesHQ checked Sep 28, 2026	11-50	45 contacts →
	Partial evidence “CTAC is a technology solutions provider and digital transformation partner that empowers Government agencies with cutting-edge web and information technologies.” Source: RevenueBase Database · checked Sep 28, 2026
13	Integration Technologies Group, INC	Strong evidence	Falls Church, VA, United StatesHQ checked Sep 28, 2026	51-200	42 contacts →
	Strong evidence “Established in 1984, ITG is a Global IT & Consulting Best Practices company that provides IT Systems, Services and Consulting Support to Government and Industry with a commitment…” Source: RevenueBase Database · checked Sep 28, 2026
14	Quadrint, INC	Indirect evidence	Falls Church, United StatesHQ checked Sep 28, 2026	51-200	42 contacts →
	Indirect evidence “Who We Are In the defense and intelligence sectors, mission success depends on collaboration, integrity and technology.” Source: RevenueBase Database · checked Sep 28, 2026
15	Sienna Systems Corporation	Strong evidence	Falls Church, VA, United StatesHQ checked Sep 28, 2026	51-200	41 contacts →
	Strong evidence “Sienna Systems is a SBA 8(a), and CVE-certified Service Disabled Veteran Owned Small Business (SDVOSB) providing technical and management consulting services to government and…” Source: RevenueBase Database · checked Sep 28, 2026
16	Roccomar, INC	Indirect evidence	Falls Church, VA, United StatesHQ checked Sep 28, 2026	1-10	14 contacts →
	Indirect evidence Source: RevenueBase Database · checked Sep 28, 2026
17	Clvg Consulting Inc.	Indirect evidence	Falls Church, VA, United StatesHQ checked Sep 28, 2026	11-50	12 contacts →
	Indirect evidence “CLVG Consulting, Inc.(CLVG) is a certified 8(a) technology consulting firm specializing in delivering innovative software solutions and management services to the Federal…” Source: RevenueBase Database · checked Sep 28, 2026
18	Integrateit, Part Of Markon, LLC	Partial evidence	Falls Church, VA, United StatesHQ checked Sep 28, 2026	11-50	10 contacts →
	Partial evidence “IntegrateIT is now part of Markon, Markon is a national firm with a federal government focus, specializing in enterprise technology, business operations, and critical…” Source: RevenueBase Database · checked Sep 28, 2026
19	STS Government	Partial evidence	Falls Church, VA, United StatesHQ checked Sep 28, 2026	11-50	8 contacts →
	Partial evidence “STS Government is a small business made up of a team of professionals with decades of experience.” Source: RevenueBase Database · checked Sep 28, 2026
20	Pivotal Point, LLC	Indirect evidence	Falls Church, VA, United StatesHQ checked Sep 28, 2026	1-10	6 contacts →
	Indirect evidence “Pivotal Point, LLC is an Information Technology (IT) management and operational support services company.” Source: RevenueBase Database · checked Sep 28, 2026
21	Realized Solutions For Government	Strong evidence	Falls Church, VA, United StatesHQ checked Sep 28, 2026	11-50	5 contacts →
	Strong evidence “RS4G was formed to solve the challenges Federal Government leaders face with the adoption, integration, and operation of cutting-edge IT.” Source: RevenueBase Database · checked Sep 28, 2026
22	Globalkynect Solutions, LLC	Indirect evidence	Falls Church, VA, United StatesHQ checked Sep 28, 2026	1-10	5 contacts →
	Indirect evidence “GlobalKynect Solutions, LLC (GlobalKynect) is a qualified Service-Disabled Veteran-Owned Small Business (SDVOSB) with proven talent and demonstrated information management…” Source: RevenueBase Database · checked Sep 28, 2026
23	Core Interface Corporation	Partial evidence	Falls Church, VA, United StatesHQ checked Sep 28, 2026	11-50	1 contacts →
	Partial evidence “Core Interface Corporation is a information technology company based in the Washington, DC metropolitan area serving the Federal Government.” Source: RevenueBase Database · checked Sep 28, 2026
24	Envenio Consulting	Partial evidence	Falls Church, VA, United StatesHQ checked Sep 28, 2026	1-10	1 contacts →
	Partial evidence “Providing IT services including for project/program management, systems development life cycle, solutions architecture, strategic capture, and proposal writing.” Source: RevenueBase Database · checked Sep 28, 2026

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: government systems integration firms. 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 government systems integration firms.
Partial evidence: Its own public description names part of government systems integration firms, so it works in or next to the category without describing itself that way.
Indirect evidence: The description shown does not name government systems integration firms. 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 24 of 35 government systems integration firms based in Falls Church, United States

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Government systems integration firms based in Falls Church, United States at a glance

As of Sep 28, 2026

4.2%Verified-email coverage

801.5Average contacts per company

11-50Median size (employees)

Sep 28, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

201-500

501-1,000

1,001-5,000

10001+

Email recency for this list is measured across the whole United States list rather than for Falls Church, so it is reported there. Company counts and contact totals on this page are exact for Falls Church, over 35 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 government systems integration firms, 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 Falls Church, United States whose own description of what they do matches “government systems integration firms”. 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 government systems integration firms), 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 government systems integration firms, and records with no verified work email. Companies headquartered outside Falls Church 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, 1,184 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.

Government systems integration firms by metro in the United States

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 government systems integration firms, 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 government systems integration firms are there based in Falls Church, United States?

RevenueBase identified 35 government systems integration firms headquartered in Falls Church, 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?

General Dynamics Information Technology, headquartered in Falls Church, tops this list with the largest team on record.

Which city in the United States has the most government systems integration firms?

Washington leads the United States with 182 headquartered companies, followed by Reston (144) and Herndon (110). Falls Church has 35.

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 1,184 verified decision-maker contacts tracked across these 35 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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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.