Company lists · Data refreshed November 2026

Top 21 Government system integrators based in Washington, United States

RevenueBase identified 80 company matches for government system integrators associated with Washington, United States as of November 2026 and tracks 1,529 professional contacts across them, including 465 with verified work emails. Across the United States, Washington is the largest hub for this category.

This list covers company matches for government system integrators associated with Washington, 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
80Companies
1,529Contacts tracked
465Verified emails
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The 21 largest government system integrators based in Washington, United States

Ranked by team size
Top 21 of 80 company matches for government system integrators based in Washington, 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.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchWashington, DC, United StatesHQ recorded Nov 6, 20261,001-5,000461 contacts →

Exact match

“Gryphon Technologies - now part of ManTech, is headquartered in Washington DC.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchWashington, DC, United StatesHQ recorded Nov 6, 202651-200116 contacts →

Exact match

“Since 1996, Networking For Future, Inc.(NFF) has been engineering the backbone of mission-critical systems for government and enterprise clients.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchWashington, DC, United StatesHQ recorded Nov 6, 202651-20078 contacts →

Exact match

“You need more than a contractor.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchWashington, DC, United StatesHQ recorded Nov 6, 202651-20041 contacts →

Exact match

“Avid Systems LLC is a woman-owned Information Technology Services firm based in Washington, DC, with over 20 years of proven expertise in delivering transformative IT solutions.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchWashington, DC, United StatesHQ recorded Nov 6, 202651-20037 contacts →

Exact match

“USP is a full-service technology firm built by seasoned utility experts, imparting knowledge for our customers to get the most out of their software investment that guarantees…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchWashington, DC, United StatesHQ recorded Nov 6, 20261-1030 contacts →

Exact match

“Verium is a privately-owned firm offering professional IT services and solutions to federal, state and local government clients.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchWashington, DC, United StatesHQ recorded Nov 6, 202611-5029 contacts →

Exact match

“Established in 2001, Prime Source Technologies delivers solutions to client problems and enhance productivity by offering emergency management, network engineering and software…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchWashington, DC, United StatesHQ recorded Nov 6, 202651-20023 contacts →

Exact match

“Genesys Impact is a Technology Solutions Integrator & MSP firm, CMMC L2, ISO 9001:2015 and ISO/IEC 27001:2022 certified, helping federal agencies, healthcare systems, data…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchWashington, DC, United StatesHQ recorded Nov 6, 202611-5022 contacts →

Exact match

“Empowering government agencies through cutting-edge technology, CloudAI is dedicated to modernizing infrastructure with innovative IT solutions.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchWashington, DC, United StatesHQ recorded Nov 6, 202651-20021 contacts →

Exact match

“Our CEO, whom was a government official within Department of Homeland Security (DHS) built Goldman Edwards on the foundation of security, innovation and service to our homeland.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchWashington, DC, United StatesHQ recorded Nov 6, 202611-5021 contacts →

Exact match

“We Exceed Expectations.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchWashington, DC, United StatesHQ recorded Nov 6, 202651-20020 contacts →

Exact match

“TDC’s business expertise spans a range of industries, solutions and geographies with core capabilities in the areas of technology management consulting, public safety & homeland…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchWashington, DC, United StatesHQ recorded Nov 6, 202611-5019 contacts →

Exact match

“JRH Consultants is an Information Technology company that provides cost effective services and solutions in Operations Management, Cyber Security Services, Cloud Integration and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchWashington, DC, United StatesHQ recorded Nov 6, 202611-5017 contacts →

Exact match

“FWDthink is an information technology services firm that helps Government agencies and Fortune 100 companies implement technological solutions, expand revenue or ROI and train our…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchWashington, DC, United StatesHQ recorded Nov 6, 202651-20013 contacts →

Exact match

“CSZNet provides IT Solutions & Services for Federal & State Government and Private Sectors.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchWashington, DC, United StatesHQ recorded Nov 6, 202611-5010 contacts →

Exact match

“Excalibur Solutions is the necessary ingredient for your business to thrive.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchWashington, DC, United StatesHQ recorded Nov 6, 202611-5010 contacts →

Exact match

“ABOUT US Millennium Enterprise Corporation (MEC) delivers mission-critical digital infrastructure and technology solutions for government, education, and nonprofit organizations.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchWashington, DC, United StatesHQ recorded Nov 6, 20261-109 contacts →

Exact match

“SIGNATURE TECHNOLOGY SOLUTIONS LLC (SigTechS) is an IT, Audiovisual and Security systems integrator, uniquely focused on technology solutions for government, corporate, and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchWashington, DC, United StatesHQ recorded Nov 6, 202611-508 contacts →

Exact match

“Welcome to DataNet Systems Corporation.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchWashington, DC, United StatesHQ recorded Nov 6, 20261-106 contacts →

Exact match

“DYNAMIC, ADAPTIVE inventium.io understand the only constants are mission dynamic change and critical priorities shift.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchWashington, DC, United StatesHQ recorded Nov 6, 20261-106 contacts →

Exact match

“Federal systems integrator for C6ISR as well as for business development consulting services for Federal Government contractors.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 21 of 80 government system integrators based in Washington, United States

See the full list, filter by size, metro and specialty, and access 465 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Government system integrators based in Washington, United States at a glance

As of Nov 6, 2026
30.4%Verified-email coverage
19.1Average contacts per company
11-50Median size (employees)
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
32
11-50
29
51-200
16
201-500
2
1,001-5,000
1

Email recency for this list is measured across the whole United States list rather than for Washington, so it is reported there. Company counts and contact totals on this page are exact for Washington, over 80 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 Washington, United States whose business descriptions match “government system 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 465 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.

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

How many government system integrators are there based in Washington, United States?

RevenueBase identified 80 company matches for government system integrators associated with Washington, 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?

Gryphon Technologies, INC 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 government system integrators?

Washington leads the United States with 80 company records, followed by Reston (59) and Herndon (44).

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 465 professional contacts with verified work emails tracked across these 80 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.