Company lists · Data refreshed September 2026

Top 9 Build to suit software companies based in Reston, United States

Name: Build to suit software 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 28, 2026 28 companies tracked

RevenueBase identified 28 company matches for build to suit software companies associated with Reston, United States as of September 2026 and tracks 1,657 professional contacts across them, including 228 with verified work emails. Across the United States, New York is the largest hub for this category (359 companies); Reston has 28.

This list covers company matches for build to suit software 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 28, 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 28, 2026 How this list was built

28Companies

1,657Contacts tracked

228Verified emails

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The 9 largest build to suit software companies based in Reston, United States

Ranked by team size

Top 9 of 28 company matches for build to suit software companies based in Reston, United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 28, 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 28, 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 28, 2026 · View company records in RevenueBase
2	Excelacom	Exact match	Reston, VA, United StatesHQ recorded Sep 28, 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 28, 2026 · View company records in RevenueBase
3	TSPI	Exact match	Reston, VA, United StatesHQ recorded Sep 28, 2026	201-500	247 contacts →
	Exact match “TSPi delivers IT solutions that drive performance.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
4	Insigma INC	Exact match	Reston, VA, United StatesHQ recorded Sep 28, 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 28, 2026 · View company records in RevenueBase
5	Nira Systems	Exact match	Reston, VA, United StatesHQ recorded Sep 28, 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 28, 2026 · View company records in RevenueBase
6	Aderas, INC	Exact match	Reston, VA, United StatesHQ recorded Sep 28, 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 28, 2026 · View company records in RevenueBase
7	Rockwoods INC	Exact match	Reston, VA, United StatesHQ recorded Sep 28, 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 28, 2026 · View company records in RevenueBase
8	Ilerra	Exact match	Reston, VA, United StatesHQ recorded Sep 28, 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 28, 2026 · View company records in RevenueBase
9	Viion Solutions	Exact match	Reston, VA, United StatesHQ recorded Sep 28, 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 28, 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 “build to suit software 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 9 of 28 build to suit software companies based in Reston, United States

See the full list, filter by size, metro and specialty, and access 228 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Build to suit software companies based in Reston, United States at a glance

As of Sep 28, 2026

13.8%Verified-email coverage

59.2Average contacts per company

11-50Median size (employees)

Sep 28, 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 28 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 “build to suit software 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 228 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 28, 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.

Build to suit software 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 “build to suit software companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many build to suit software companies are there based in Reston, United States?

RevenueBase identified 28 company matches for build to suit software 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?

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 build to suit software companies?

New York leads the United States with 359 company records, followed by Austin (228) and Houston (190). 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 228 professional contacts with verified work emails tracked across these 28 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 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 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.