Company lists · Data refreshed November 2026

Top 19 Software systems engineering companies based in the United States

Name: Software systems engineering companies based in the United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Nov 6, 2026 11,276 companies tracked

RevenueBase identified 11,276 company matches for software systems engineering companies associated with the United States as of November 2026 and tracks 336,104 professional contacts across them, including 75,121 with verified work emails. New York is the largest hub.

This list covers company matches for software systems engineering companies associated with the 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 6, 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 6, 2026 How this list was built

11,276Companies

336,104Contacts tracked

75,121Verified emails

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The 19 largest software systems engineering companies based in the United States

Ranked by team size

Top 19 of 11,276 company matches for software systems engineering companies based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 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	CSC	Exact match	United StatesHQ recorded Nov 6, 2026	n/a	28,460 contacts →
	Exact match “At CSC, we do amazing things.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2	Dataart	Exact match	New York, NY, United StatesHQ recorded Nov 6, 2026	5,001-10,000	5,522 contacts →
	Exact match “DataArt is a global software engineering firm that delivers breakthrough data, analytics, and AI platforms for the world’s most demanding organizations.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3	Ness Digital Engineering	Exact match	New York, NY, United StatesHQ recorded Nov 6, 2026	1,001-5,000	5,488 contacts →
	Exact match “Ness Digital Engineering is a global provider of Intelligent Data and Software Engineering services, specializing in data, AI, and cloud-powered solutions that drive innovation…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4	Tech Mahindra	Exact match	Streetman, TX, United StatesHQ recorded Nov 6, 2026	n/a	3,026 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5	Cognizant Softvision	Exact match	Teaneck, United StatesHQ recorded Nov 6, 2026	5,001-10,000	2,700 contacts →
	Exact match “Cognizant Softvision is now part of Cognizant.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6	Astreya	Exact match	San Jose, CA, United StatesHQ recorded Nov 6, 2026	1,001-5,000	2,524 contacts →
	Exact match “Astreya is the leading IT solutions provider for some of the world's most recognizable and innovative organizations.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7	Techwave	Exact match	Houston, NJ, United StatesHQ recorded Nov 6, 2026	1,001-5,000	2,278 contacts →
	Exact match “Techwave is a leading global IT and engineering services and solutions company revolutionizing digital transformation.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8	People Tech Group INC	Exact match	Redmond, United StatesHQ recorded Nov 6, 2026	1,001-5,000	2,226 contacts →
	Exact match “People Tech Group is a leading Enterprise Solutions, Digital Transformation, Data Intelligence, and Modern Operation services provider.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9	BCG X	Exact match	Boston, MA, United StatesHQ recorded Nov 6, 2026	1,001-5,000	2,091 contacts →
	Exact match “BCG X is the tech build & design unit of BCG.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10	Nous Infosystems	Exact match	Edison, NJ, United StatesHQ recorded Nov 6, 2026	1,001-5,000	1,716 contacts →
	Exact match “Nous Infosystems is now.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11	ICC	Exact match	Columbus, OH, United StatesHQ recorded Nov 6, 2026	501-1,000	1,526 contacts →
	Exact match “User First.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12	Simform	Exact match	Orlando, FL, United StatesHQ recorded Nov 6, 2026	1,001-5,000	1,428 contacts →
	Exact match “Simform is a premier digital engineering company specializing in Product Engineering, Cloud, Data, Agentic AI, and Enterprise Platform Innovation.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13	V-Soft Consulting Group, INC	Exact match	Louisville, WI, United StatesHQ recorded Nov 6, 2026	1,001-5,000	1,280 contacts →
	Exact match “V-Soft Consulting, an innovative corporation specializing in Information Technology consulting; including staffing, digital, and infrastructure solutions.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14	Lollypop Design Studio	Exact match	San Jose, CA, United StatesHQ recorded Nov 6, 2026	201-500	1,193 contacts →
	Exact match “We are a full-stack design-to-development solution provider, that helps enterprises build future-ready products.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15	In Time TEC	Exact match	Meridian, ID, United StatesHQ recorded Nov 6, 2026	1,001-5,000	1,116 contacts →
	Exact match “In Time Tec is a platform dedicated to Creating Abundance.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16	Coherent Solutions	Exact match	St Louis Park, MN, United StatesHQ recorded Nov 6, 2026	1,001-5,000	1,100 contacts →
	Exact match “Coherent Solutions is a leading global digital engineering company headquartered in Minneapolis, Minnesota, with over 1700+ software engineers and designers in 9 countries.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17	CEI	Exact match	Pittsburgh, PA, United StatesHQ recorded Nov 6, 2026	501-1,000	1,042 contacts →
	Exact match “In today’s technology-driven world, the mandate of transformation represents both challenges and opportunities.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18	Intelegencia	Exact match	Atlanta, United StatesHQ recorded Nov 6, 2026	1,001-5,000	933 contacts →
	Exact match “Since its inception in 2009, Intelegencia has been partnering with its global clients, some of which are Fortune companies, that leverage and rely on our broad portfolio of…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19	Unosquare	Exact match	Lake Oswego, OR, United StatesHQ recorded Nov 6, 2026	1,001-5,000	908 contacts →
	Exact match “is a full-cycle digital engineering company that provides solutions to growing companies in regulated and data intensive industries.” Recorded in the RevenueBase company graph · Nov 6, 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 systems engineering 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 19 of 11,276 software systems engineering companies based in the United States

See the full list, filter by size, metro and specialty, and access 75,121 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Software systems engineering companies based in the United States at a glance

As of Nov 6, 2026

22.4%Verified-email coverage

29.8Average contacts per company

11-50Median size (employees)

3.8%Largest-city concentration · New York

Nov 6, 2026Page data refreshed

Companies by employee count

1-10

4,420

11-50

4,021

51-200

2,047

201-500

474

501-1,000

162

1,001-5,000

5,001-10,000

10001+

Email recency for this list is measured worldwide rather than for United States, so it is reported there. Company counts and contact totals on this page are exact for United States, over 11,276 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 the United States whose business descriptions match “software systems engineering 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 75,121 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 6, 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 systems engineering companies by metro

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 systems engineering companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many software systems engineering companies are there based in the United States?

RevenueBase identified 11,276 company matches for software systems engineering companies associated with the 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?

CSC tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most software systems engineering companies?

New York leads with 431 company records, followed by Austin (273) and Houston (208).

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 75,121 professional contacts with verified work emails tracked across these 11,276 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 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 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.