Company lists · Data refreshed September 2026

Top 25 Software development consulting companies based in the United States

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

Compiled by the RevenueBase Data Team Data refreshed Sep 6, 2026 24,838 companies tracked

RevenueBase identified 24,838 company matches for software development consulting companies associated with the United States as of September 2026 and tracks 559,842 professional contacts across them, including 146,875 with verified work emails and 104,629 with mobile numbers. New York is the largest hub.

This list covers company matches for software development consulting 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 September 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 Sep 6, 2026 How this list was built

24,838Companies

559,842Contacts tracked

146,875Verified emails

104,629Mobile numbers

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The 25 largest software development consulting companies based in the United States

Ranked by team size

Top 25 of 24,838 company matches for software development consulting companies based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 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	Teksystems	Exact match	Hanover, MD, United StatesHQ recorded Sep 6, 2026	10001+	24,693 contacts →
	Exact match “We’re TEKsystems and TEKsystems Global Services.” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase
2	CDW	Exact match	Vernon Hills, IL, United StatesHQ recorded Sep 6, 2026	10001+	13,155 contacts →
	Exact match “At CDW, we know how to make technology work so people can do great things.” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase
3	Apex Systems	Exact match	Glen Allen, VA, United StatesHQ recorded Sep 6, 2026	1,001-5,000	12,231 contacts →
	Exact match “Everforth Apex Systems, part of the Everforth ™ Network, is a leading global technology services company specializing in customizable industry-specific solutions that turns…” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase
4	World Wide Technology	Exact match	Maryland Heights, MO, United StatesHQ recorded Sep 6, 2026	10001+	9,184 contacts →
	Exact match “We are thinkers and doers.” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase
5	Ci&t	Exact match	New York, NY, United StatesHQ recorded Sep 6, 2026	5,001-10,000	8,037 contacts →
	Exact match “We are your global partner in tech-integrated business solutions, turning AI ambition into measurable business impact.” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase
6	R Systems	Exact match	El Dorado Hills, CA, United StatesHQ recorded Sep 6, 2026	5,001-10,000	7,360 contacts →
	Exact match “RSI is a trusted software engineering and digital transformation services partner to global enterprises navigating technological change.” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase
7	Dataart	Exact match	New York, NY, United StatesHQ recorded Sep 6, 2026	5,001-10,000	5,249 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 · Sep 6, 2026 · View company records in RevenueBase
8	Isoftstone	Exact match	Plano, TX, United StatesHQ recorded Sep 6, 2026	10001+	4,041 contacts →
	Exact match “iSoftStone is a global IT service and consulting company that creates value and drives success through technology solutions, service excellence, and digital innovation.” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase
9	Presidio	Exact match	New York, NY, United StatesHQ recorded Sep 6, 2026	1,001-5,000	3,798 contacts →
	Exact match “At Presidio, speed and quality meet technology and innovation.” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase
10	Iris Software INC	Exact match	Edison, NJ, United StatesHQ recorded Sep 6, 2026	1,001-5,000	3,421 contacts →
	Exact match “Iris Software has been a trusted software engineering partner to several Fortune 500 companies for over three decades.” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase
11	Genpact Headstrong Capital Markets	Exact match	Reston, VA, United StatesHQ recorded Sep 6, 2026	10001+	3,109 contacts →
	Exact match “Genpact Headstrong Capital Markets is a global consulting and IT services company with a specialized focus in capital markets.” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase
12	People Tech Group INC	Exact match	Redmond, WA, United StatesHQ recorded Sep 6, 2026	1,001-5,000	2,434 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 · Sep 6, 2026 · View company records in RevenueBase
13	CTG	Exact match	Amherst, NY, United StatesHQ recorded Sep 6, 2026	5,001-10,000	2,264 contacts →
	Exact match “CTG, a Cegeka company, is at the forefront of digital transformation, offering innovative IT solutions and services that accelerate your strategy and project momentum.” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase
14	Astreya	Exact match	San Jose, CA, United StatesHQ recorded Sep 6, 2026	1,001-5,000	2,215 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 · Sep 6, 2026 · View company records in RevenueBase
15	Gspann Technologies, INC	Exact match	Milpitas, CA, United StatesHQ recorded Sep 6, 2026	1,001-5,000	1,878 contacts →
	Exact match “GSPANN is a US-based consulting services provider focused on implementations in Enterprise Content Management (ECM), Business Intelligence & Mobile Solutioning initiatives.” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase
16	Exadel	Exact match	Walnut Creek, CA, United StatesHQ recorded Sep 6, 2026	1,001-5,000	1,874 contacts →
	Exact match “Exadel is a leading global software consulting and development company that looks beyond the code to maximize the technology-driven business impact our partners want to make.” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase
17	Tech Mahindra	Exact match	Streetman, TX, United StatesHQ recorded Sep 6, 2026	n/a	1,860 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase
18	Infovision INC	Exact match	Richardson, TX, United StatesHQ recorded Sep 6, 2026	1,001-5,000	1,728 contacts →
	Exact match “Infovision, founded in 1995, is a leading global IT services company offering enterprise digital transformation and modernization solutions across business verticals.” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase
19	Itransition Group	Exact match	Decatur, GA, United StatesHQ recorded Sep 6, 2026	1,001-5,000	1,664 contacts →
	Exact match “Founded in 1998, Itransition is a global software engineering and IT consulting company with engineers supporting clients across 40 countries.” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase
20	Quadrant Technologies	Exact match	Redmond, WA, United StatesHQ recorded Sep 6, 2026	1,001-5,000	1,664 contacts →
	Exact match “Quadrant Technologies: Your Go-to IT Services Partner for a Digital Future For over a decade, Quadrant Technologies has established itself as a trailblazer in the IT services…” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase
21	KMS Technology, INC	Exact match	Atlanta, GA, United StatesHQ recorded Sep 6, 2026	1,001-5,000	1,661 contacts →
	Exact match “KMS is a strategic product development partner helping businesses turn bold ideas into high-impact software - faster.” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase
22	Leverx	Exact match	Miami, FL, United StatesHQ recorded Sep 6, 2026	1,001-5,000	1,632 contacts →
	Exact match “LeverX is an SAP Gold Partner, SAP Global Strategic Supplier, and enterprise solutions provider for businesses worldwide, including companies from the Fortune 500 list.” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase
23	Improving	Exact match	Plano, TX, United StatesHQ recorded Sep 6, 2026	1,001-5,000	1,578 contacts →
	Exact match “Improving is a leading IT professional services firm committed to helping companies achieve lasting success through modern technology.” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase
24	3pillar	Exact match	Fairfax, VA, United StatesHQ recorded Sep 6, 2026	1,001-5,000	1,575 contacts →
	Exact match “At 3Pillar, we believe something truly incredible happens at the intersection of product engineering and cognitive computing.” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase
25	Hughes Systique Corporation HSC	Exact match	Rockville, MD, United StatesHQ recorded Sep 6, 2026	1,001-5,000	1,524 contacts →
	Exact match “Hughes Systique Corporation (HSC) is a global digital engineering and transformation partner enabling enterprises to modernize, innovate, and grow through its AI-First approach.” Recorded in the RevenueBase company graph · Sep 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 development consulting 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 25 of 24,838 software development consulting companies based in the United States

See the full list, filter by size, metro and specialty, and access 146,875 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Software development consulting companies based in the United States at a glance

As of Sep 6, 2026

26.2%Verified-email coverage

18.7%Mobile-number coverage

22.5Average contacts per company

11-50Median size (employees)

4.0%Largest-city concentration · New York

Sep 6, 2026Page data refreshed

Companies by employee count

1-10

11,894

11-50

7,902

51-200

3,691

201-500

853

501-1,000

267

1,001-5,000

145

5,001-10,000

10001+

Freshness & accuracy

How recently the business emails on this list were verified

Email last verified

134,7650–30

9,70831–60

10661–90

4890–180

2,248180+

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 development consulting 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 146,875 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 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 development consulting 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 development consulting companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many software development consulting companies are there based in the United States?

RevenueBase identified 24,838 company matches for software development consulting companies associated with the 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?

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

Which city has the most software development consulting companies?

New York leads with 989 company records, followed by Austin (550) and Houston (520).

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 146,875 professional contacts with verified work emails tracked across these 24,838 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 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.