Company lists · Data refreshed September 2026

Top 25 Expert software consulting services based in the United States

Name: Expert software consulting services based in the United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 24, 2026 27,754 companies tracked

RevenueBase identified 27,754 company matches for expert software consulting services associated with the United States as of September 2026 and tracks 554,330 professional contacts across them, including 139,681 with verified work emails and 107,282 with mobile numbers. New York is the largest hub.

This list covers company matches for expert software consulting services 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 24, 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 24, 2026 How this list was built

27,754Companies

554,330Contacts tracked

139,681Verified emails

107,282Mobile numbers

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The 25 largest expert software consulting services based in the United States

Ranked by team size

Top 25 of 27,754 company matches for expert software consulting services based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 24, 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 24, 2026	10001+	24,693 contacts →
	Exact match “We’re TEKsystems and TEKsystems Global Services.” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase
2	CDW	Exact match	Vernon Hills, IL, United StatesHQ recorded Sep 24, 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 24, 2026 · View company records in RevenueBase
3	World Wide Technology	Exact match	Maryland Heights, MO, United StatesHQ recorded Sep 24, 2026	10001+	9,184 contacts →
	Exact match “We are thinkers and doers.” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase
4	SHI International Corp	Exact match	Somerset, NJ, United StatesHQ recorded Sep 24, 2026	5,001-10,000	6,734 contacts →
	Exact match “Think of SHI as your personal technology concierge.” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase
5	Isoftstone	Exact match	Plano, TX, United StatesHQ recorded Sep 24, 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 24, 2026 · View company records in RevenueBase
6	Presidio	Exact match	New York, NY, United StatesHQ recorded Sep 24, 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 24, 2026 · View company records in RevenueBase
7	Iris Software INC	Exact match	Edison, NJ, United StatesHQ recorded Sep 24, 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 24, 2026 · View company records in RevenueBase
8	Chetu, INC	Exact match	Sunrise, FL, United StatesHQ recorded Sep 24, 2026	1,001-5,000	2,943 contacts →
	Exact match “Chetu is your seamless backend technology partner, helping startups, SMBs, and Fortune companies accelerate development of desktop, mobile, and web apps with on-demand developers…” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase
9	People Tech Group INC	Exact match	Redmond, WA, United StatesHQ recorded Sep 24, 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 24, 2026 · View company records in RevenueBase
10	CTG	Exact match	Amherst, NY, United StatesHQ recorded Sep 24, 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 24, 2026 · View company records in RevenueBase
11	Astreya	Exact match	San Jose, CA, United StatesHQ recorded Sep 24, 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 24, 2026 · View company records in RevenueBase
12	IT Convergence	Exact match	Irving, IL, United StatesHQ recorded Sep 24, 2026	501-1,000	1,950 contacts →
	Exact match “IT Convergence is a global Oracle Platinum Partner with a comprehensive service offering across all three pillars of the Cloud (IaaS, PaaS, SaaS), including Consulting/Advisory…” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase
13	Gspann Technologies, INC	Exact match	Milpitas, CA, United StatesHQ recorded Sep 24, 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 24, 2026 · View company records in RevenueBase
14	Exadel	Exact match	Walnut Creek, CA, United StatesHQ recorded Sep 24, 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 24, 2026 · View company records in RevenueBase
15	Gyansys INC	Exact match	Carmel, IN, United StatesHQ recorded Sep 24, 2026	1,001-5,000	1,864 contacts →
	Exact match “Founded in 2005, GyanSys is a leading global system integrator company supporting enterprise customers worldwide.” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase
16	Tech Mahindra	Exact match	Streetman, TX, United StatesHQ recorded Sep 24, 2026	n/a	1,860 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase
17	Infovision INC	Exact match	Richardson, TX, United StatesHQ recorded Sep 24, 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 24, 2026 · View company records in RevenueBase
18	Itransition Group	Exact match	Decatur, GA, United StatesHQ recorded Sep 24, 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 24, 2026 · View company records in RevenueBase
19	Quadrant Technologies	Exact match	Redmond, WA, United StatesHQ recorded Sep 24, 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 24, 2026 · View company records in RevenueBase
20	Leverx	Exact match	Miami, FL, United StatesHQ recorded Sep 24, 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 24, 2026 · View company records in RevenueBase
21	Searce INC	Exact match	Houston, TX, United StatesHQ recorded Sep 24, 2026	1,001-5,000	1,511 contacts →
	Exact match “Searce is an AI-native, engineering-led modern tech consultancy that empowers clients to futurify by delivering real business outcomes.” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase
22	Joulestowatts Business Solutions PVT LTD	Exact match	Dallas, TX, United StatesHQ recorded Sep 24, 2026	1,001-5,000	1,435 contacts →
	Exact match “At JoulestoWatts Business Solutions, headquartered in Texas, USA, we stand as a global powerhouse with over 5500+ dedicated professionals, catering to 300+ esteemed clients across…” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase
23	Pragma	Exact match	Miami, FL, United StatesHQ recorded Sep 24, 2026	1,001-5,000	1,416 contacts →
	Exact match “Pragma is a Custom Software Development and Digital Transformation company founded 30 years ago to improve people's lives by transforming businesses.” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase
24	ICC	Exact match	Columbus, OH, United StatesHQ recorded Sep 24, 2026	501-1,000	1,416 contacts →
	Exact match “User First.” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase
25	CEI	Exact match	Pittsburgh, PA, United StatesHQ recorded Sep 24, 2026	501-1,000	1,391 contacts →
	Exact match “In today’s technology-driven world, the mandate of transformation represents both challenges and opportunities.” Recorded in the RevenueBase company graph · Sep 24, 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 “expert software consulting 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 25 of 27,754 expert software consulting services based in the United States

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Expert software consulting services based in the United States at a glance

As of Sep 24, 2026

25.2%Verified-email coverage

19.4%Mobile-number coverage

20.0Average contacts per company

11-50Median size (employees)

3.7%Largest-city concentration · New York

Sep 24, 2026Page data refreshed

Companies by employee count

1-10

13,409

11-50

8,932

51-200

3,934

201-500

933

501-1,000

300

1,001-5,000

154

5,001-10,000

10001+

Freshness & accuracy

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

Email last verified

Median 26.0d

103,9140–30

31,57631–60

2,04861–90

10290–180

2,041180+

Company record updated

Median 87.0d

00–30

94,32731–60

244,75861–90

185,50490–180

29,741180+

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 “expert software consulting 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 139,681 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 24, 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.

Expert software consulting services 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 “expert software consulting services”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many expert software consulting services are there based in the United States?

RevenueBase identified 27,754 company matches for expert software consulting services 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 expert software consulting services?

New York leads with 1034 company records, followed by Houston (575) and Austin (565).

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 139,681 professional contacts with verified work emails tracked across these 27,754 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 24, 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.