Company lists · Data refreshed September 2026

Top 15 Space systems integration firms based in Arlington, United States

RevenueBase identified 26 space systems integration firms headquartered in Arlington, United States as of September 2026 and tracks 2,754 professional contacts across them, including 325 with verified work emails. Huntsville is the largest hub.

This list covers space systems integration firms headquartered in Arlington, 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 6, 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 6, 2026 86% judged on-target in blind review
26Companies
2,754Contacts tracked
325Verified emails
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The 15 largest space systems integration firms based in Arlington, United States

Ranked by team size
Top 15 of 26 space systems integration firms based in Arlington, United States, ranked by team size, largest first. Data refreshed Sep 6, 2026. RevenueBase Smart Search rates how each company's information relates to space 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.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Indirect evidenceArlington, VA, United StatesHQ checked Sep 6, 2026501-1,000808 contacts →

“TSC is an employee-owned, high technology company engaged in providing engineering services and specialized products to U.S.”

Source: company website · checked Sep 6, 2026
2Indirect evidenceArlington, VA, United StatesHQ checked Sep 6, 2026201-500389 contacts →

“Innovative Defense Technologies (IDT) is a rapid capability integrator helping the U.S.”

Source: company website · checked Sep 6, 2026
3Partial evidenceArlington, VA, United StatesHQ checked Sep 6, 2026201-500313 contacts →

“Airbus US Space & Defense is a trusted U.S.”

Source: company website · checked Sep 6, 2026
4Partial evidenceArlington, VA, United StatesHQ checked Sep 6, 202651-200212 contacts →

“Umbra is an American space technology company built to push the limits of what’s possible.”

Source: company website · checked Sep 6, 2026
5Strong evidenceArlington, VA, United StatesHQ checked Sep 6, 2026201-500156 contacts →

“Millennium Engineering and Integration, now part of Astrion, is a premier small business advancing space systems, weapon systems, and next-generation technologies across ground…”

Source: company website · checked Sep 6, 2026
6Indirect evidenceArlington, VA, United StatesHQ checked Sep 6, 2026201-500129 contacts →

“ACT1 Federal LLC ("ACT1"), ACT1 in ACTION is all about taking bold, innovative actions to deliver for our customers and our workforce.”

Source: company website · checked Sep 6, 2026
7Indirect evidenceArlington, VA, United StatesHQ checked Sep 6, 202651-20092 contacts →

“Decision Technologies is driven by the foresight and knowledge needed to advance the technical capabilities of our clients and help the nation succeed in its most critical…”

Source: company website · checked Sep 6, 2026
8Partial evidenceArlington, VA, United StatesHQ checked Sep 6, 202651-20044 contacts →

“Burningcastle LLC serves our Government & Commercial customers around the country in support of their IT, Training, Acquisition Support, Systems Engineering, Logistics and…”

Source: company website · checked Sep 6, 2026
9Strong evidenceArlington, VA, United StatesHQ checked Sep 6, 202651-20042 contacts →

“DAn Solutions specializes in systems integration solutions for a variety of business management operations.”

Source: company website · checked Sep 6, 2026
10Indirect evidenceArlington, VA, United StatesHQ checked Sep 6, 202611-5027 contacts →

“Big Business Capability from a Small Business HLinc delivers holistic solutions to our customers’ needs – we develop, integrate, and implement technological solutions, customized…”

Source: company website · checked Sep 6, 2026
11Indirect evidenceArlington, VA, United StatesHQ checked Sep 6, 202611-5013 contacts →

“ExistX was founded in 2023 with the goal to combine cutting edge invention with practical implementation in the unique environments our customers demand to solve national security…”

Source: company website · checked Sep 6, 2026
12Strong evidenceArlington, VA, United StatesHQ checked Sep 6, 202611-506 contacts →

“Humanproof is a Virginia-based company that focuses on ensuring the highest possible level of human performance by applying Human Systems Integration best practices in the design…”

Source: company website · checked Sep 6, 2026
13Indirect evidenceArlington, VA, United StatesHQ checked Sep 6, 20261-102 contacts →

“Prodeo: to move forward, advance.”

Source: company website · checked Sep 6, 2026
14Strong evidenceArlington, VA, United StatesHQ checked Sep 6, 20261-101 contacts →

“At BDAT Consulting, we are dedicated to providing consultation services to Maritime Patrol and Reconnaissance aerospace, aircraft systems technology and Integration, Intelligence…”

Source: company website · checked Sep 6, 2026
15Partial evidenceArlington, MA, United StatesHQ checked Sep 6, 20261-101 contacts →

“Labori Systems provides expertise in mission-critical autonomy for unmanned ground, maritime, and aerial vehicle systems.”

Source: company website · checked Sep 6, 2026

Showing 15 of 26 space systems integration firms based in Arlington, United States

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Space systems integration firms based in Arlington, United States at a glance

As of Sep 6, 2026
11.8%Verified-email coverage
105.9Average contacts per company
51-200Median size (employees)
226.9%Largest-city concentration · Huntsville
Sep 6, 2026Page data refreshed

Companies by employee count

1-10
5
11-50
5
51-200
7
201-500
6
501-1,000
2
1,001-5,000
1

Email recency for this list is measured across the whole United States list rather than this city, so it is reported there. Company counts and contact totals on this page are exact for Arlington, over 26 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 space 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 Arlington, United States whose own description of what they do matches “space 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 space 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 space systems integration firms, and records with no verified work email. Companies headquartered outside Arlington 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, 325 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 6, 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.

Space 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 space 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 space systems integration firms are there based in Arlington, United States?

RevenueBase identified 26 space systems integration firms headquartered in Arlington, 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?

TSC, headquartered in Arlington, tops this list with the largest team on record.

Which city has the most space systems integration firms?

Huntsville leads with 59 headquartered companies, followed by San Diego (31) and Houston (29).

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 325 verified decision-maker contacts tracked across these 26 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 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 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.