Company lists · Data refreshed September 2026

Top 15 Software development outsourcing companies based in Reston, United States

Name: Software development outsourcing companies based in Reston, United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 13, 2026 36 companies tracked

RevenueBase identified 36 company matches for software development outsourcing companies associated with Reston, United States as of September 2026 and tracks 1,408 professional contacts across them, including 365 with verified work emails and 251 with mobile numbers. Across the United States, New York is the largest hub for this category (418 companies); Reston has 28.

This list covers company matches for software development outsourcing companies associated with Reston, 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 September 13, 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 Sep 13, 2026 How this list was built

36Companies

1,408Contacts tracked

365Verified emails

251Mobile numbers

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The 15 largest software development outsourcing companies based in Reston, United States

Ranked by team size

Top 15 of 36 company matches for software development outsourcing companies based in Reston, United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 13, 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	Excelacom	Exact match	Reston, VA, United StatesHQ recorded Sep 13, 2026	501-1,000	306 contacts →
	Exact match “Excelacom is a global Software and Consulting company headquartered in Reston, VA, just outside of Washington, D.C, with offices across North America and Europe and a Technology…” Recorded in the RevenueBase company graph · Sep 13, 2026 · View company records in RevenueBase
2	TSPI	Exact match	Reston, VA, United StatesHQ recorded Sep 13, 2026	201-500	247 contacts →
	Exact match “TSPi delivers IT solutions that drive performance.” Recorded in the RevenueBase company graph · Sep 13, 2026 · View company records in RevenueBase
3	Pantheon INC	Exact match	Reston, VA, United StatesHQ recorded Sep 13, 2026	501-1,000	229 contacts →
	Exact match “Pantheon Inc specializes in providing a wide array of products, software development, consulting and support services.” Recorded in the RevenueBase company graph · Sep 13, 2026 · View company records in RevenueBase
4	Insigma INC	Exact match	Reston, VA, United StatesHQ recorded Sep 13, 2026	51-200	117 contacts →
	Exact match “Insigma Incorporation is an Information Technology provider delivering superior quality software development, consulting and staffing solutions to our client partners.” Recorded in the RevenueBase company graph · Sep 13, 2026 · View company records in RevenueBase
5	Qbatch	Exact match	Reston, VA, United StatesHQ recorded Sep 13, 2026	51-200	100 contacts →
	Exact match “Qbatch is an AI-enabled software delivery company helping businesses and public-sector organizations build products, automate workflows, and modernize systems.” Recorded in the RevenueBase company graph · Sep 13, 2026 · View company records in RevenueBase
6	Nira Systems	Exact match	Reston, VA, United StatesHQ recorded Sep 13, 2026	51-200	81 contacts →
	Exact match “NIRA Systems is an IT solutions and services MNC with operations in United State and India.” Recorded in the RevenueBase company graph · Sep 13, 2026 · View company records in RevenueBase
7	Aderas, INC	Exact match	Reston, VA, United StatesHQ recorded Sep 13, 2026	51-200	49 contacts →
	Exact match “Aderas specializes in implementing, extending, managing, and tuning enterprise applications, databases, applications servers as well as custom software and IT development.” Recorded in the RevenueBase company graph · Sep 13, 2026 · View company records in RevenueBase
8	Adroitts	Exact match	Reston, VA, United StatesHQ recorded Sep 13, 2026	51-200	43 contacts →
	Exact match “Adroitts is a technology and consulting company that specializes in providing innovative IT solutions and services to businesses across various industries.” Recorded in the RevenueBase company graph · Sep 13, 2026 · View company records in RevenueBase
9	Cecsoft	Exact match	Reston, VA, United StatesHQ recorded Sep 13, 2026	51-200	23 contacts →
	Exact match “CECSoft is an IT Solutions company based in the D.C.” Recorded in the RevenueBase company graph · Sep 13, 2026 · View company records in RevenueBase
10	Matrix Consulting, LLC	Exact match	Reston, VA, United StatesHQ recorded Sep 13, 2026	11-50	18 contacts →
	Exact match “At Matrix, we strive to create a better world through our amazing people and dedication to mission.” Recorded in the RevenueBase company graph · Sep 13, 2026 · View company records in RevenueBase
11	Rockwoods INC	Exact match	Reston, VA, United StatesHQ recorded Sep 13, 2026	51-200	15 contacts →
	Exact match “Our team has diverse group of experienced and talented professionals who can deliver everything from individual consulting and training to full-scale re-engineering, software…” Recorded in the RevenueBase company graph · Sep 13, 2026 · View company records in RevenueBase
12	Occam's Razor Technologies	Exact match	Reston, VA, United StatesHQ recorded Sep 13, 2026	11-50	7 contacts →
	Exact match “Occam's Razor Technologies provides numerous services surrounding software development: software project management, network architecture, security, and incident response.” Recorded in the RevenueBase company graph · Sep 13, 2026 · View company records in RevenueBase
13	Ilerra	Exact match	Reston, VA, United StatesHQ recorded Sep 13, 2026	11-50	6 contacts →
	Exact match “ILERRA is a business-value driven technology consulting and software delivery and implementation company.” Recorded in the RevenueBase company graph · Sep 13, 2026 · View company records in RevenueBase
14	Teknowleap	Exact match	Reston, VA, United StatesHQ recorded Sep 13, 2026	11-50	4 contacts →
	Exact match “Teknowleap Inc, Is An Information Technology Products & Services Company That Provides Software Products, Contingent IT Staffing, Custom Software Development And IT Solutions.” Recorded in the RevenueBase company graph · Sep 13, 2026 · View company records in RevenueBase
15	Viion Solutions	Exact match	Reston, VA, United StatesHQ recorded Sep 13, 2026	1-10	1 contacts →
	Exact match “Viion Solutions LLC delivers innovative solutions through the use of our talented, experienced staff.” Recorded in the RevenueBase company graph · Sep 13, 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 “software development outsourcing companies”. 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 15 of 36 software development outsourcing companies based in Reston, United States

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Software development outsourcing companies based in Reston, United States at a glance

As of Sep 13, 2026

25.9%Verified-email coverage

17.8%Mobile-number coverage

39.1Average contacts per company

11-50Median size (employees)

Sep 13, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

201-500

501-1,000

Freshness & accuracy

How recently the business emails were verified and the company information checked

Email last verified

Median 16.0d

2850–30

7931–60

061–90

090–180

1180+

Company record updated

Median 77.0d

00–30

49331–60

70861–90

14590–180

62180+

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 Reston, United States whose business descriptions match “software development outsourcing companies” 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 365 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 September 13, 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.

Software development outsourcing companies 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 “software development outsourcing companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many software development outsourcing companies are there based in Reston, United States?

RevenueBase identified 36 company matches for software development outsourcing companies associated with Reston, United States as of September 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?

Excelacom 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 software development outsourcing companies?

New York leads the United States with 418 company records, followed by Austin (268) and Houston (178). Reston has 28.

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 365 professional contacts with verified work emails tracked across these 36 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 September 13, 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.