Company lists · Data refreshed November 2026

Top 25 Legacy system replacement consultants based in the United States

Name: Legacy system replacement consultants 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 2,105 companies tracked

RevenueBase identified 2,105 company matches for legacy system replacement consultants associated with the United States as of November 2026 and tracks 25,350 professional contacts across them, including 8,325 with verified work emails. New York is the largest hub.

This list covers company matches for legacy system replacement consultants 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

2,105Companies

25,350Contacts tracked

8,325Verified emails

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The 25 largest legacy system replacement consultants based in the United States

Ranked by team size

Top 25 of 2,105 company matches for legacy system replacement consultants 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	NET At Work	Exact match	New York, NY, United StatesHQ recorded Nov 6, 2026	201-500	763 contacts →
	Exact match “At Net at Work, we help organizations unleash the power of their business performance.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2	System Soft Technologies	Exact match	Tampa, VA, United StatesHQ recorded Nov 6, 2026	501-1,000	755 contacts →
	Exact match “System Soft Group is an IT services and solutions company that helps organizations overcome limited managed IT capabilities and achieve key technology goals.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3	The Select Group	Exact match	Raleigh, NC, United StatesHQ recorded Nov 6, 2026	1,001-5,000	706 contacts →
	Exact match “TSG is a technology consulting and services partner that helps organizations move faster, operate smarter, and extract greater value from technology investments in rapidly…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4	Respec	Exact match	Rapid City, KY, United StatesHQ recorded Nov 6, 2026	501-1,000	626 contacts →
	Exact match “In a world where one superhero can handle almost any problem, our entire team of award-winning technology experts is on a mission to make your business better.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5	Srinsoft INC	Exact match	Boca Raton, FL, United StatesHQ recorded Nov 6, 2026	501-1,000	603 contacts →
	Exact match “SrinSoft is a leading IT consulting & engineering firm specializing in digital transformation, software development, and engineering solutions.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6	Intone	Exact match	Iselin, TX, United StatesHQ recorded Nov 6, 2026	501-1,000	414 contacts →
	Exact match “Incorporated in the year 2003 at New Jersey, USA, Intone Networks Inc.(Intone) is an ISO 27001:2013 and 9001:2015 certified leading IT consulting firm, specializing on IT…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7	AIM Consulting Group	Exact match	Bellevue, CO, United StatesHQ recorded Nov 6, 2026	501-1,000	409 contacts →
	Exact match “AIM Consulting, an Addison Group company, is an award-winning industry leader in technology consulting and solutions delivery.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8	Viva USA INC	Exact match	Rolling Meadows, IL, United StatesHQ recorded Nov 6, 2026	501-1,000	403 contacts →
	Exact match “VIVA USA Inc.(VIVA), certified Woman and Minority Owned, is a Technology and IT consulting company based in the greater Chicago area.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9	Bailiwick, An Eplus Technology, Inc. Company	Exact match	Chaska, MN, United StatesHQ recorded Nov 6, 2026	201-500	345 contacts →
	Exact match “As a partner to some of the world’s largest companies, Bailiwick provides professionally managed technology integration and IT expertise for complex, large-scale IT initiatives.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10	Sira Consulting, An INC 5000 Company	Exact match	Houston, TX, United StatesHQ recorded Nov 6, 2026	201-500	336 contacts →
	Exact match “SiRA Consulting is a Certified MBE consulting company that was founded in 2012.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11	ONE Source	Exact match	Greenville, NC, United StatesHQ recorded Nov 6, 2026	201-500	330 contacts →
	Exact match “One Source is a leading technology advisory firm dedicated to driving innovation, efficiency, and growth in today's dynamic digital landscape.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12	Everest Technologies, INC	Exact match	Columbus, OH, United StatesHQ recorded Nov 6, 2026	501-1,000	322 contacts →
	Exact match “Founded in 1997, Everest Technologies is a leading Information Technology solutions provider based in Columbus, Ohio.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13	Falconwood, Incorporated	Exact match	Arlington, CA, United StatesHQ recorded Nov 6, 2026	201-500	246 contacts →
	Exact match “Falconwood is a veteran-owned, woman-owned business management and technology consulting firm headquartered in Arlington, Virginia.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14	Cherryroad	Exact match	Parsippany, FL, United StatesHQ recorded Nov 6, 2026	201-500	244 contacts →
	Exact match “CherryRoad empowers organizations, especially those in the public sector, to work smarter – not harder.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15	Infobahn Softworld INC	Exact match	San Jose, IL, United StatesHQ recorded Nov 6, 2026	1,001-5,000	226 contacts →
	Exact match “Infobahn specializes in full-lifecycle project and consulting efforts conducted in strategic partnership with some of the world's most prominent companies.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16	Cubesimple	Exact match	Mckinney, TX, United StatesHQ recorded Nov 6, 2026	51-200	221 contacts →
	Exact match “CubeSimple helps businesses thrive and get started on their digital transformation journey, to unleash the true power of technology and achieve operational excellence.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17	Creospan INC	Exact match	Schaumburg, IL, United StatesHQ recorded Nov 6, 2026	201-500	215 contacts →
	Exact match “Creospan is a technology and engineering consultancy that helps organizations turn complex ideas into scalable, working systems.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18	Astadia	Exact match	St. Louis, MO, United StatesHQ recorded Nov 6, 2026	201-500	208 contacts →
	Exact match “Astadia is the industry leader for mainframe migrations and modernizations.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19	Intellyk INC	Exact match	Piscataway, NJ, United StatesHQ recorded Nov 6, 2026	201-500	196 contacts →
	Exact match “Intellyk Inc.(“Intellyk”) is one of the fastest growing IT consulting and technology professional services firm built on values with intense social conscious, ethical and is…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20	Evolutyz Corp	Exact match	Naperville, IL, United StatesHQ recorded Nov 6, 2026	201-500	192 contacts →
	Exact match “Evoluytz is an award-winning IT consulting firm that delivers custom technical solutions designed to transform businesses and help IT experts realize their full potential.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21	Summitworks Technologies	Exact match	South Plainfield, NJ, United StatesHQ recorded Nov 6, 2026	201-500	190 contacts →
	Exact match “SummitWorks Headquartered in South Plainfield, New Jersey (U.S.), Summitworks, is a global innovation and services company that helps clients digitally transform in the areas of…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22	WEI Worldcom Exchange, INC	Exact match	Salem, NH, United StatesHQ recorded Nov 6, 2026	51-200	172 contacts →
	Exact match “WEI is a premier IT solutions provider focused on building and extending quality relationships with clients.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23	Itech AG	Exact match	Arlington, VA, United StatesHQ recorded Nov 6, 2026	201-500	170 contacts →
	Exact match “iTech AG helps organizations streamline operations by transitioning legacy systems, processes, and workflows into modern platforms through innovative technology solutions.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24	TBC	Exact match	Scottsdale, AZ, United StatesHQ recorded Nov 6, 2026	51-200	165 contacts →
	Exact match “Since 1996, TBC has specialized in helping organizations leverage technology to boost performance.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25	Techminds Group LLC	Exact match	Plainsboro, NJ, United StatesHQ recorded Nov 6, 2026	51-200	161 contacts →
	Exact match “Techminds Group LLC founded in 2007, an Information Technology Services firm known for our deep industry experience and high customer satisfaction.” 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 “legacy system replacement consultants”. 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 2,105 legacy system replacement consultants based in the United States

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Legacy system replacement consultants based in the United States at a glance

As of Nov 6, 2026

32.8%Verified-email coverage

12.0Average contacts per company

1-10Median size (employees)

3.0%Largest-city concentration · New York

Nov 6, 2026Page data refreshed

Companies by employee count

1-10

1,208

11-50

590

51-200

239

201-500

501-1,000

1,001-5,000

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 2,105 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 “legacy system replacement consultants” 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 8,325 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.

Legacy system replacement consultants 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 “legacy system replacement consultants”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many legacy system replacement consultants are there based in the United States?

RevenueBase identified 2,105 company matches for legacy system replacement consultants 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?

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

Which city has the most legacy system replacement consultants?

New York leads with 63 company records, followed by Houston (55) and Atlanta (45).

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 8,325 professional contacts with verified work emails tracked across these 2,105 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.