Company lists · Data refreshed November 2026

Top 25 Defense software developers based in Alexandria, United States

Name: Defense software developers based in Alexandria, United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Nov 5, 2026 59 companies tracked

RevenueBase identified 59 company matches for defense software developers associated with Alexandria, United States as of November 2026 and tracks 5,736 professional contacts across them, including 1,874 with verified work emails. Across the United States, Huntsville is the largest hub for this category (90 companies); Alexandria has 59.

This list covers company matches for defense software developers associated with Alexandria, 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 5, 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 5, 2026 How this list was built

59Companies

5,736Contacts tracked

1,874Verified emails

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The 25 largest defense software developers based in Alexandria, United States

Ranked by team size

Top 25 of 59 company matches for defense software developers based in Alexandria, United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 5, 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.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	VT Group VTG	Exact match	Alexandria, VA, United StatesHQ recorded Nov 5, 2026	1,001-5,000	1,219 contacts →
	Exact match “VTG delivers force modernization and digital transformation solutions that expand America’s competitive advantage in the modern battlespace.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
2	Calibre Systems, INC	Exact match	Alexandria, VA, United StatesHQ recorded Nov 5, 2026	501-1,000	793 contacts →
	Exact match “CALIBRE Systems, Inc.(CALIBRE) is an employee-owned AI transformation company delivering mission focused solutions to Defense, Federal / Civil, and Commercial clients.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
3	Culmen International	Exact match	Alexandria, VA, United StatesHQ recorded Nov 5, 2026	201-500	354 contacts →
	Exact match “Established in 2004, Culmen International, LLC is a privately held U.S.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
4	Research Innovations Incorporated	Exact match	Alexandria, VA, United StatesHQ recorded Nov 5, 2026	201-500	326 contacts →
	Exact match “Research Innovations, Inc.(RII) is a defense technology company delivering AI-enabled capabilities for Combined Joint All-Domain Command and Control (CJADC2), electronic…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
5	Prosphere	Exact match	Alexandria, VA, United StatesHQ recorded Nov 5, 2026	201-500	238 contacts →
	Exact match “ProSphere is a market-leading, mid-tier technology integrator that delivers digital modernization services and technical solutions to meet the needs of our federal government…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
6	Invictus International Consulting, LLC	Exact match	Alexandria, VA, United StatesHQ recorded Nov 5, 2026	201-500	229 contacts →
	Exact match “Invictus is a leading provider of technology services for national security systems.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
7	Parry Labs	Exact match	Alexandria, VA, United StatesHQ recorded Nov 5, 2026	201-500	170 contacts →
	Exact match “Parry Labs redefines the edge for the modern battlespace by rapidly delivering digital systems infrastructure to ensure operational superiority.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
8	DSD Laboratories	Exact match	Alexandria, VA, United StatesHQ recorded Nov 5, 2026	51-200	169 contacts →
	Exact match “DSD Laboratories delivers smart, dependable technology solutions that support critical national defense missions.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
9	Envisioneering INC	Exact match	Alexandria, VA, United StatesHQ recorded Nov 5, 2026	51-200	168 contacts →
	Exact match “Envisioneering, Inc.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
10	TWD & Associates, INC	Exact match	Alexandria, VA, United StatesHQ recorded Nov 5, 2026	n/a	153 contacts →
	Exact match “TWD delivers technology solutions that provide business value to customers, from large federal agencies in highly secure environments to commercial companies and non-profits.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
11	AGE Solutions LLC	Exact match	Alexandria, VA, United StatesHQ recorded Nov 5, 2026	201-500	139 contacts →
	Exact match “AGE Solutions is a premier technology and professional services company, providing in-depth consulting, advanced technology solutions, and essential services throughout the U.S.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
12	Brycetech	Exact match	Alexandria, VA, United StatesHQ recorded Nov 5, 2026	201-500	135 contacts →
	Exact match “BryceTech is a trusted leader in complex technology domains, delivering data-driven solutions in aerospace, biosecurity, and defense.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
13	Addx Corporation	Exact match	Alexandria, VA, United StatesHQ recorded Nov 5, 2026	51-200	124 contacts →
	Exact match “Tenacious by nature, Addx Corporation is a solutions integrator providing leading technology and mission-essential business services to the U.S.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
14	Logistics Systems Incorporated LSI	Exact match	Alexandria, VA, United StatesHQ recorded Nov 5, 2026	51-200	114 contacts →
	Exact match “LSI is a Mature Service Disabled Veteran Owned Small Business – providing large company capabilities with the agility and flexibility of a small business.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
15	Mobius	Exact match	Alexandria, VA, United StatesHQ recorded Nov 5, 2026	51-200	112 contacts →
	Exact match “Mobius is an award winning, Small Business Administration (SBA) certified Historically Underutilized Business Zone (HUBZone) company and certified Woman-Owned Small Business…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
16	BAI INC	Exact match	Alexandria, VA, United StatesHQ recorded Nov 5, 2026	51-200	108 contacts →
	Exact match “For more than 20 years, BAI – one of Inc.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
17	B3 Solutions, LLC	Exact match	Alexandria, VA, United StatesHQ recorded Nov 5, 2026	201-500	84 contacts →
	Exact match “B3 Solutions, LLC provides customer-focused services and solutions that enable government organizations to optimize their performance.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
18	SBG Technology Solutions, INC	Exact match	Alexandria, VA, United StatesHQ recorded Nov 5, 2026	51-200	82 contacts →
	Exact match “SBG Technology Solutions, Inc.(SBG) a wholly-owned subsidiary of DSS, Inc, offers IT Governance, Program Management, Systems Engineering, Enterprise Modernization, Artificial…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
19	Technical And Project Engineering Tape , LLC	Exact match	Alexandria, VA, United StatesHQ recorded Nov 5, 2026	51-200	76 contacts →
	Exact match “TAPE is dedicated to keeping the nation safe and strong by providing Technology Services, Training and Readiness Solutions, and Management Consulting to the Federal government.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
20	Nextstep Technology, INC	Exact match	Alexandria, VA, United StatesHQ recorded Nov 5, 2026	201-500	75 contacts →
	Exact match “NextStep specializes in leveraging top talent and advanced technologies to improve operational efficiency, quality, customer service, and performance across the U.S.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
21	SDV International	Exact match	Alexandria, VA, United StatesHQ recorded Nov 5, 2026	201-500	71 contacts →
	Exact match “Falling behind is expensive.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
22	Mach-20	Exact match	Alexandria, VA, United StatesHQ recorded Nov 5, 2026	11-50	33 contacts →
	Exact match “MACH-20's journey began in early 2019 with the singular mission to drive confidence into the battlespace.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
23	Systems Definition INC	Exact match	Alexandria, VA, United StatesHQ recorded Nov 5, 2026	11-50	22 contacts →
	Exact match “Headquartered in Alexandria, VA, Systems Definition, Inc.(SDI) provides innovative, focused software development, system planning, technical documentation, and more to the First…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
24	Mirlogic Solutions Corporation	Exact match	Alexandria, VA, United StatesHQ recorded Nov 5, 2026	11-50	22 contacts →
	Exact match “U.S.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
25	Alaire Technologies, INC	Exact match	Alexandria, VA, United StatesHQ recorded Nov 5, 2026	11-50	22 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase

RevenueBase SmartSearch

Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.

This list uses Exact for “defense software developers”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.

Showing 25 of 59 defense software developers based in Alexandria, United States

See the full list, filter by size, metro and specialty, and access 1,874 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Defense software developers based in Alexandria, United States at a glance

As of Nov 5, 2026

32.7%Verified-email coverage

97.2Average contacts per company

51-200Median size (employees)

Nov 5, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

201-500

501-1,000

1,001-5,000

Email recency for this list is measured across the whole United States list rather than for Alexandria, so it is reported there. Company counts and contact totals on this page are exact for Alexandria, over 59 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 Alexandria, United States whose business descriptions match “defense software developers” 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 1,874 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 5, 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.

Defense software developers by metro in the United States

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 “defense software developers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many defense software developers are there based in Alexandria, United States?

RevenueBase identified 59 company matches for defense software developers associated with Alexandria, 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?

VT Group VTG 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 defense software developers?

Huntsville leads the United States with 90 company records, followed by Reston (78) and Washington (67). Alexandria has 59.

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 1,874 professional contacts with verified work emails tracked across these 59 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 5, 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.