Company lists · Data refreshed September 2026

Top 25 Defense contractor IT staffing companies based in Columbia, United States

Name: Defense contractor IT staffing companies based in Columbia, United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 28, 2026 38 companies tracked

RevenueBase identified 38 defense contractor IT staffing companies headquartered in Columbia, United States as of September 2026 and tracks 1,772 professional contacts across them, including 679 with verified work emails. Across the United States, New York is the largest hub for this category (132 companies); Columbia has 38.

This list covers defense contractor IT staffing companies 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 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

38Companies

1,772Contacts tracked

679Verified emails

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The 25 largest defense contractor IT staffing companies based in Columbia, United States

Ranked by team size

Top 25 of 38 defense contractor IT staffing companies based in Columbia, United States, ranked by team size, largest first. Data refreshed Sep 28, 2026. RevenueBase Smart Search rates how each company's information relates to defense contractor IT staffing companies: 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	Planned Systems International	Indirect evidence	Columbia, MD, United StatesHQ checked Sep 28, 2026	1,001-5,000	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 28, 2026
2	Freedom Technology Solutions Group, LLC	Partial evidence	Columbia, MD, United StatesHQ checked Sep 28, 2026	51-200	138 contacts →
	Partial evidence “FTSG was founded with the idea of building a company in which IT professionals have the 'Freedom' to be creative and innovative.” Source: RevenueBase Database · checked Sep 28, 2026
3	TM Floyd & Company TMF	Strong evidence	Columbia, SC, United StatesHQ checked Sep 28, 2026	51-200	128 contacts →
	Strong evidence “Innovative IT Consulting and Staffing TM Floyd & Company (TMF) is a national leader in IT staffing, consulting, and contracting.” Source: RevenueBase Database · checked Sep 28, 2026
4	Systemtec	Indirect evidence	Columbia, SC, United StatesHQ checked Sep 28, 2026	51-200	107 contacts →
	Indirect evidence “SYSTEMTEC connects people.” Source: RevenueBase Database · checked Sep 28, 2026
5	Synergy ECP	Indirect evidence	Columbia, MD, United StatesHQ checked Sep 28, 2026	201-500	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 28, 2026
6	SCD Information Technology	Partial evidence	Columbia, MD, United StatesHQ checked Sep 28, 2026	51-200	72 contacts →
	Partial 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 28, 2026
7	Jasint Innovative Solutions	Partial evidence	Columbia, MD, United StatesHQ checked Sep 28, 2026	51-200	58 contacts →
	Partial evidence “JASINT is a Maryland based Limited Liability Company that began its business operations and staffing in July 2007.” Source: RevenueBase Database · checked Sep 28, 2026
8	Alliance Global Tech INC	Partial evidence	Columbia, MD, United StatesHQ checked Sep 28, 2026	51-200	58 contacts →
	Partial 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 28, 2026
9	Visual Connections Sdvosb	Partial evidence	Columbia, MD, United StatesHQ checked Sep 28, 2026	51-200	55 contacts →
	Partial 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 28, 2026
10	Varen Technologies	Partial evidence	Columbia, MD, United StatesHQ checked Sep 28, 2026	51-200	52 contacts →
	Partial 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 28, 2026
11	Avid Technology Professionals	Indirect evidence	Columbia, MD, United StatesHQ checked Sep 28, 2026	51-200	45 contacts →
	Indirect 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 28, 2026
12	2hb Incorporated	Indirect evidence	Columbia, MD, United StatesHQ checked Sep 28, 2026	11-50	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 28, 2026
13	Occams Group	Indirect evidence	Columbia, MD, United StatesHQ checked Sep 28, 2026	51-200	30 contacts →
	Indirect evidence “Occams Group is a strategic technology and AI delivery partner for enterprise organizations navigating real transformation.” Source: RevenueBase Database · checked Sep 28, 2026
14	Scepter Technologies, INC	Indirect evidence	Columbia, MD, United StatesHQ checked Sep 28, 2026	51-200	27 contacts →
	Indirect evidence “Founded in 2006, As a National Technology Solutions provider, Scepter Technologies, Inc a Maryland based corporation, has been trusted since more than 19 years to connect people…” Source: RevenueBase Database · checked Sep 28, 2026
15	Triwave Solutions INC	Strong evidence	Columbia, MD, United StatesHQ checked Sep 28, 2026	11-50	27 contacts →
	Strong evidence “Triwave Solutions Inc is a reliable, client focused IT Professional staffing company helping our client’s talent needs.” Source: RevenueBase Database · checked Sep 28, 2026
16	Resolute Technologies, LLC - Maryland	Indirect evidence	Columbia, MD, United StatesHQ checked Sep 28, 2026	51-200	25 contacts →
	Indirect evidence “Resolute Technologies an Eqlipse Company has been named the #1 Best Place to Work by the Baltimore Business Journal THREE years in a row!(2021, 2020, & 2019).” Source: RevenueBase Database · checked Sep 28, 2026
17	Columbia Technology Partners	Strong evidence	Columbia, MD, United StatesHQ checked Sep 28, 2026	11-50	22 contacts →
	Strong evidence “Columbia Technology Partners is a National Security and Defense contractor committed to solving intricate and sensitive technology issues which face corporations and federal…” Source: RevenueBase Database · checked Sep 28, 2026
18	C2 Technology Solutions INC	Indirect evidence	Columbia, MD, United StatesHQ checked Sep 28, 2026	11-50	19 contacts →
	Indirect 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 28, 2026
19	Ractsol Corp	Indirect evidence	Columbia, MD, United StatesHQ checked Sep 28, 2026	11-50	16 contacts →
	Indirect evidence “Roseman Advanced Computer Technology and Solutions Corp (RACTSOL), a Service-Disabled Veteran Owned Small Business (SDVOSB) and small disadvantaged 8(a) certified company, has…” Source: RevenueBase Database · checked Sep 28, 2026
20	Winningedge Solutions LLC	Strong evidence	Columbia, MD, United StatesHQ checked Sep 28, 2026	51-200	15 contacts →
	Strong evidence “Winning Edge Solutions is a technology and AI staffing company serving federal agencies, government contractors, and enterprises.” Source: RevenueBase Database · checked Sep 28, 2026
21	Itenology Corporation	Indirect evidence	Columbia, MD, United StatesHQ checked Sep 28, 2026	11-50	11 contacts →
	Indirect evidence “Itenology Corporation offers full professional services to the Information Technology and Engineering Industries.” Source: RevenueBase Database · checked Sep 28, 2026
22	Data Federal	Indirect evidence	Columbia, MD, United StatesHQ checked Sep 28, 2026	11-50	11 contacts →
	Indirect evidence “Data Federal Corporation is a professional services firm with significant experience in the development, execution and management of federal government consulting and technology…” Source: RevenueBase Database · checked Sep 28, 2026
23	R O Resource Solutions	Partial evidence	Columbia, MD, United StatesHQ checked Sep 28, 2026	11-50	8 contacts →
	Partial evidence “R/O Resource Solutions is a women owned MBE/DBE WBENC Certified full service staffing company focused on providing cost effective solutions to assure our customers achieve project…” Source: RevenueBase Database · checked Sep 28, 2026
24	Mission First, INC	Indirect evidence	Columbia, MD, United StatesHQ checked Sep 28, 2026	11-50	7 contacts →
	Indirect evidence “As a company, we are powered by a thirst for innovation that produces effective, high value, mission focused results.” Source: RevenueBase Database · checked Sep 28, 2026
25	Mfinite Consulting LLC	Indirect evidence	Columbia, MD, United StatesHQ checked Sep 28, 2026	1-10	3 contacts →
	Indirect evidence “Who We Are: We are an award-winning, dynamic, client-centric professional services firm passionately committed to delivering outstanding results.” 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: defense contractor IT staffing companies. 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 defense contractor IT staffing companies.
Partial evidence: Its own public description names part of defense contractor IT staffing companies, so it works in or next to the category without describing itself that way.
Indirect evidence: The description shown does not name defense contractor IT staffing companies. 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 38 defense contractor IT staffing companies based in Columbia, United States

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Defense contractor IT staffing companies based in Columbia, United States at a glance

As of Sep 28, 2026

38.3%Verified-email coverage

46.6Average contacts per company

11-50Median size (employees)

Sep 28, 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 Columbia, so it is reported there. Company counts and contact totals on this page are exact for Columbia, over 38 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 defense contractor IT staffing companies, 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 “defense contractor IT staffing companies”. 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 defense contractor IT staffing companies), 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 defense contractor IT staffing companies, 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, 679 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.

Defense contractor IT staffing companies 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 defense contractor IT staffing companies, 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 defense contractor IT staffing companies are there based in Columbia, United States?

RevenueBase identified 38 defense contractor IT staffing companies 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 in the United States has the most defense contractor IT staffing companies?

New York leads the United States with 132 headquartered companies, followed by Houston (116) and Dallas (108). Columbia has 38.

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 679 verified decision-maker contacts tracked across these 38 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.