Company lists · Data refreshed September 2026
Top 25 Federal systems integrators based in Columbia, United States
RevenueBase identified 60 federal systems integrators headquartered in Columbia, United States as of September 2026 and tracks 2,870 professional contacts across them, including 895 with verified work emails. Washington is the largest hub.
This list covers federal systems integrators headquartered in Columbia, 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 21, 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 25 largest federal systems integrators based in Columbia, United States
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 611 contacts → | ||||
Indirect evidence “Since 1988, PSI teams have provided our government customers with innovative, cost effective solutions that solve today’s complex challenges, improve operational efficiencies, and…” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 2 | 219 contacts → | ||||
Partial evidence “MidPoint Technology Group is the central hub of technology systems integrating them together to work in synergy.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 3 | 216 contacts → | ||||
Indirect evidence “Engineering.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 4 | 119 contacts → | ||||
Strong evidence “SealingTech, a Parsons Company, rapidly delivers innovative, agile cybersecurity solutions that modernize, protect, and defend the networks and systems of the federal government…” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 5 | 106 contacts → | ||||
Indirect evidence “Welcome to Synergy ECP, the most trusted partner in navigating the complex landscape of cybersecurity and digital transformation.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 6 | 87 contacts → | ||||
Indirect evidence “Quotient Inc.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 7 | 75 contacts → | ||||
Indirect evidence “We are always striving to "Bring Digital Transformation to the Fight".” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 8 | 74 contacts → | ||||
Indirect evidence “Next Phase Solutions and Services (Next Phase) is rethinking problem solving.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 9 | 73 contacts → | ||||
Partial evidence “ARK Systems, Inc, is dedicated to providing unsurpassed quality and excellence in data communications, video, sound, fire and security alarm systems.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 10 | 72 contacts → | ||||
Indirect evidence “SCD exists to provide innovative, technologically superior information technology solutions to business professionals and defense agencies in the Baltimore, Washington and…” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 11 | 68 contacts → | ||||
Strong evidence “Nyla Technology Solutions provides exceptional, cutting-edge software systems engineering services for the Federal Government.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 12 | 58 contacts → | ||||
Indirect evidence “JASINT is a Maryland based Limited Liability Company that began its business operations and staffing in July 2007.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 13 | 58 contacts → | ||||
Indirect evidence “Alliance Global Tech Inc.(AGT), a minority-owned and SBA Small Business Certified 8(a) CMMI Level 3 Service & Development IT services company, stands at the forefront of…” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 14 | 56 contacts → | ||||
Partial evidence “KTG is an SBA-verified Service-Disabled, Veteran-Owned Small Business with more than two decades of proven success supporting the United States, federal, state, and local…” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 15 | 55 contacts → | ||||
Indirect evidence “Whether you’re seeking IT solutions or telecommunications and cabling, Visual Connections offers a spectrum of services to meet the needs of government and commercial clients.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 16 | 52 contacts → | ||||
Indirect evidence “Varen Technologies is an Intelligence Services Provider focusing on information technology services and solutions for the Defense and Intelligence Communities.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 17 | 47 contacts → | ||||
Indirect evidence “PCI is now a BigBear.ai company.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 18 | 45 contacts → | ||||
Partial evidence “Avid Technology Professionals, LLC (ATP) is a premiere provider of software and systems engineering, and acquisition program management services for the community.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 19 | 37 contacts → | ||||
Indirect evidence “Legato, LLC is.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 20 | 36 contacts → | ||||
Partial evidence “Founded in 2002, clearAvenue,LLC is a software and systems integration company focusing on a gamut of high-quality products and technologies.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 21 | 33 contacts → | ||||
Indirect evidence “2HB Software Design, Inc, d/b/a 2HB Incorporated, was founded in 1994 and has established itself as a premier service provider for over 29+ years supporting the intelligence…” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 22 | 30 contacts → | ||||
Partial evidence “With headquarters in Maryland, Cymertek [/'sī-mer-tek/] Corporation provides superior consulting services for the implementation of high quality information systems.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 23 | 30 contacts → | ||||
Indirect evidence “SRC Technologies, INC provides information technology (IT) consultation services to government agencies and corporations alike, specializing in secure computing services.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 24 | 19 contacts → | ||||
Indirect evidence “Momentum Engineering understands that our customer's unique missions require innovative software solutions and data-driven engineering methodologies.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 25 | 19 contacts → | ||||
Partial evidence “C2 Technology Solutions is a small business with global perspective, offering insightful and transformational expertise to system and software engineering, architecture design…” Source: RevenueBase Database · checked Sep 21, 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: federal systems integrators. 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 federal systems integrators.
- Partial evidence
- Its own public description names part of federal systems integrators, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name federal systems integrators. 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 25 of 60 federal systems integrators based in Columbia, United States
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Federal systems integrators based in Columbia, United States at a glance
As of Sep 21, 2026Companies by employee count
Email recency for this list is measured across the whole United States list rather than for Columbia, so it is reported there. Company counts and contact totals on this page are exact for Columbia, over 60 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 federal systems integrators, 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 Columbia, United States whose own description of what they do matches “federal systems integrators”. 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 federal systems integrators), 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 federal systems integrators, and records with no verified work email. Companies headquartered outside Columbia 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, 895 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 21, 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.
Federal systems integrators by metro in the United States
- Federal systems integrators in Washington130
- Federal systems integrators in Reston114
- Federal systems integrators in Herndon84
- Federal systems integrators in Mclean80
- Federal systems integrators in Fairfax69
- Federal systems integrators in Chantilly62
- Federal systems integrators in Columbia60
- Federal systems integrators in Vienna60
- Federal systems integrators in Arlington58
- Federal systems integrators in Alexandria56
- Federal systems integrators in Leesburg51
- Federal systems integrators in New York50
- Federal systems integrators in Ashburn49
- Federal systems integrators in Houston46
- Federal systems integrators in Rockville40
- Federal systems integrators in Atlanta39
- Federal systems integrators in San Antonio33
- Federal systems integrators in Tampa33
- Federal systems integrators in Baltimore32
- Federal systems integrators in Falls Church30
- Federal systems integrators in Chicago28
- Federal systems integrators in Dallas28
- Federal systems integrators in Huntsville27
- Federal systems integrators in San Diego27
- Federal systems integrators in Manassas26
- Federal systems integrators in Bethesda25
- Federal systems integrators in Miami25
- Federal systems integrators in Sterling25
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 federal systems integrators, 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 federal systems integrators are there based in Columbia, United States?
RevenueBase identified 60 federal systems integrators headquartered in Columbia, 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?
Planned Systems International, headquartered in Columbia, tops this list with the largest team on record.
Which city has the most federal systems integrators?
Washington leads with 130 headquartered companies, followed by Reston (114) and Herndon (84).
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 895 verified decision-maker contacts tracked across these 60 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 21, 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.
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