Company lists · Data refreshed September 2026

Top 10 Software outsourcing services based in Reston, United States

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

Compiled by the RevenueBase Data Team Data refreshed Sep 21, 2026 26 companies tracked

RevenueBase identified 26 company matches for software outsourcing services associated with Reston, United States as of September 2026 and tracks 1,609 professional contacts across them, including 129 with verified work emails. Across the United States, New York is the largest hub for this category (173 companies); Reston has 26.

This list covers company matches for software outsourcing services 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 21, 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 21, 2026 How this list was built

26Companies

1,609Contacts tracked

129Verified emails

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The 10 largest software outsourcing services based in Reston, United States

Ranked by team size

Top 10 of 26 company matches for software outsourcing services based in Reston, United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 21, 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	Systems Engineering Services Corporation Sesc	Exact match	Reston, VA, United StatesHQ recorded Sep 21, 2026	201-500	747 contacts →
	Exact match “Systems Engineering Services Corporation (SESC), founded in 1989, is a leading provider of technology solutions to Fortune companies and government organizations.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
2	Excelacom	Exact match	Reston, VA, United StatesHQ recorded Sep 21, 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 21, 2026 · View company records in RevenueBase
3	Insigma INC	Exact match	Reston, VA, United StatesHQ recorded Sep 21, 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 21, 2026 · View company records in RevenueBase
4	Qbatch	Exact match	Reston, VA, United StatesHQ recorded Sep 21, 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 21, 2026 · View company records in RevenueBase
5	Nira Systems	Exact match	Reston, VA, United StatesHQ recorded Sep 21, 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 21, 2026 · View company records in RevenueBase
6	Aderas, INC	Exact match	Reston, VA, United StatesHQ recorded Sep 21, 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 21, 2026 · View company records in RevenueBase
7	Cecsoft	Exact match	Reston, VA, United StatesHQ recorded Sep 21, 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 21, 2026 · View company records in RevenueBase
8	LT Consulting LLC	Exact match	Reston, VA, United StatesHQ recorded Sep 21, 2026	11-50	19 contacts →
	Exact match “LT Consulting, LLC is a small minority owned IT company in the Washington Metro area headquartered in Reston, VA.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
9	Rockwoods INC	Exact match	Reston, VA, United StatesHQ recorded Sep 21, 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 21, 2026 · View company records in RevenueBase
10	Teknowleap	Exact match	Reston, VA, United StatesHQ recorded Sep 21, 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 21, 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 outsourcing services”. 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 10 of 26 software outsourcing services based in Reston, United States

See the full list, filter by size, metro and specialty, and access 129 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Software outsourcing services based in Reston, United States at a glance

As of Sep 21, 2026

8.0%Verified-email coverage

61.9Average contacts per company

11-50Median size (employees)

Sep 21, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

201-500

501-1,000

Email recency for this list is measured across the whole United States list rather than for Reston, so it is reported there. Company counts and contact totals on this page are exact for Reston, over 26 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 Reston, United States whose business descriptions match “software outsourcing services” 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 129 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 21, 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 outsourcing services 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 outsourcing services”; each Exact match badge shows search membership, not an individual similarity or quality score.

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

RevenueBase identified 26 company matches for software outsourcing services 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?

Systems Engineering Services Corporation Sesc 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 outsourcing services?

New York leads the United States with 173 company records, followed by Austin (119) and Houston (105). Reston has 26.

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 129 professional contacts with verified work emails tracked across these 26 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 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 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.