Company lists · Data refreshed September 2026
Top 25 Legacy system modernization based in Chicago, United States
RevenueBase identified 60 company matches for legacy system modernization associated with Chicago, United States as of September 2026 and tracks 685 professional contacts across them, including 288 with verified work emails. Across the United States, New York is the largest hub for this category (106 companies); Chicago has 60.
This list covers company matches for legacy system modernization associated with Chicago, 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 20, 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.
The 25 largest legacy system modernization based in Chicago, United States
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 172 contacts → | ||||
Exact match “Krasan Consulting Services is a Chicago-based boutique management consulting and technology solutions integrator.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 2 | 163 contacts → | ||||
Exact match “Since 1998, RKON has delivered IT Transformation helping private equity and enterprise firms achieve Quiet IT from vision to execution.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 3 | 43 contacts → | ||||
Exact match “MARS-Technominds has indeed come a long way in setting high standards in technology and consulting services and has certainly proved to be a force to reckon with since its…” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 4 | 40 contacts → | ||||
Exact match “Simetrica Consulting is a computer software company based out of Ave.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 5 | 37 contacts → | ||||
Exact match “We are NPO USA!” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 6 | 23 contacts → | ||||
Exact match “VBridgeGlobal LLC is a niche IT Services and Consulting organization in Illinois.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 7 | 22 contacts → | ||||
Exact match “Pearl Consulting Group is a global IT consulting firm dedicated to helping businesses navigate the complexities of technology with confidence.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 8 | 17 contacts → | ||||
Exact match “We are an information technology consulting firm, dedicated to providing comprehensive technology solutions for specific business needs.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 9 | 16 contacts → | ||||
Exact match “At MDRN Tech, we dare to dream big, push boundaries and deliver a more modern way.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 10 | 8 contacts → | ||||
Exact match “Prime TSR is a technology modernization consultancy.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 11 | 7 contacts → | ||||
Exact match “JMA Consulting, LLC brings secure IT solutions to commercial clients in multiple industries nationwide.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 12 | 6 contacts → | ||||
Exact match “The Heliox Group is an IT consultancy with the mission to provide our customers with the highest level of service and expertise with regard to their technological needs.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 13 | 5 contacts → | ||||
Exact match “From server maintenance to disaster recovery, cloud solutions, IT network cyber security, asset management and more, TriForma Tech is in the business of making your business…” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 14 | 5 contacts → | ||||
Exact match “Yayo Interactive is a technology and digital solutions firm helping organizations modernize systems, strengthen security, and improve business performance through scalable…” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 15 | 4 contacts → | ||||
Exact match “At Magnivation, we deliver far more than conventional business support; we provide a comprehensive suite of services tailored for modern challenges.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 16 | 4 contacts → | ||||
Exact match “We are leading IT company with offices in multiple regions of United States.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 17 | 3 contacts → | ||||
Exact match “In today’s world of rapidly changing technology, organizations must rethink the way we do business.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 18 | 3 contacts → | ||||
Exact match “Virgo Solutions provides comprehensive customized IT solutions designed to adapt as your business expands.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 19 | 2 contacts → | ||||
Exact match “Root Port IT Solutions is a small, agile and dedicated IT consulting company based in Chicago, IL.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 20 | 1 contacts → | ||||
Exact match “VenturesPoint has been serving Business firms for over ten years.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 21 | 1 contacts → | ||||
Exact match “PacketWise is a leading network consulting company that specializes in providing comprehensive solutions for businesses of all sizes.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 22 | 1 contacts → | ||||
Exact match “Business transformation.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 23 | 1 contacts → | ||||
Exact match “Ken-Kor is a technology consulting and implementation company that provides and implements complete Information Technology Solutions for small businesses.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 24 | 1 contacts → | ||||
Exact match “Founded in 2007, coderPro.net provides full-service Information Technology services to clients across the globe.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 25 | 1 contacts → | ||||
Exact match “Sky Birch Consulting provides a wide variety of IT consulting services to customers including on-premises and cloud infrastructure architecture and management, data migration…” Recorded in the RevenueBase company graph · Sep 20, 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 modernization”. 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 60 legacy system modernization based in Chicago, United States
See the full list, filter by size, metro and specialty, and access 288 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Legacy system modernization based in Chicago, United States at a glance
As of Sep 20, 2026Companies by employee count
Email recency for this list is measured across the whole United States list rather than for Chicago, so it is reported there. Company counts and contact totals on this page are exact for Chicago, over 60 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 Chicago, United States whose business descriptions match “legacy system modernization” 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 288 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 20, 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 modernization by metro in the United States
- Legacy system modernization in New York106
- Legacy system modernization in Houston82
- Legacy system modernization in Austin64
- Legacy system modernization in Atlanta61
- Legacy system modernization in Dallas58
- Legacy system modernization in Washington42
- Legacy system modernization in Miami41
- Legacy system modernization in San Diego38
- Legacy system modernization in Tampa34
- Legacy system modernization in Irvine30
- Legacy system modernization in Los Angeles30
- Legacy system modernization in Irving29
- Legacy system modernization in Orlando29
- Legacy system modernization in Denver28
- Legacy system modernization in Reston27
- Legacy system modernization in San Antonio26
- Legacy system modernization in Charlotte25
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 modernization”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many legacy system modernization are there based in Chicago, United States?
RevenueBase identified 60 company matches for legacy system modernization associated with Chicago, 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?
Krasan Consulting Services 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 legacy system modernization?
New York leads the United States with 106 company records, followed by Houston (82) and Austin (64). Chicago has 60.
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 288 professional contacts with verified work emails tracked across these 60 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 20, 2026.
Ready to reach these companies? Verified emails and direct dials for all 60 legacy system modernization based in Chicago, United States. Start with a free account, no credit card.
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Legacy system modernization by geography
- Legacy system modernization based in Brisbane, Australia
- Legacy system modernization based in Melbourne, Australia
- Legacy system modernization based in Sydney, Australia
- Legacy system modernization based in Belo Horizonte, Brazil
- Legacy system modernization based in Curitiba, Brazil
- Legacy system modernization based in Rio De Janeiro, Brazil
- Legacy system modernization based in Sao Paulo, Brazil
- Legacy system modernization based in Calgary, Canada
- Legacy system modernization based in Mississauga, Canada
- Legacy system modernization based in Montreal, Canada
- Legacy system modernization based in Ottawa, Canada
- Legacy system modernization based in Toronto, Canada
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.
More company lists
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- Lists A-Z
- New lists
- Legacy system modernization based in Brisbane, Australia
- Legacy system modernization based in Melbourne, Australia
- Legacy system modernization based in Sydney, Australia
- Legacy system modernization based in Belo Horizonte, Brazil
- Legacy system modernization based in Curitiba, Brazil
- Legacy system modernization based in Rio De Janeiro, Brazil
Company intelligence · public preview
Top 25 legacy system modernization based in Chicago, United States
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 60 matching company records for legacy system modernization based in Chicago, United States, with 685 tracked contacts and 288 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 20, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 legacy system modernization based in Chicago, United States
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 |  Krasan Consulting Serviceskrasanconsulting.comHQ: Chicago, IL, United StatesReported employees: 201-500 | Chicago, IL, United States | 201-500 | Exact match | 172 contacts → |
“Krasan Consulting Services is a Chicago-based boutique management consulting and technology solutions integrator.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  RKONrkon.comHQ: Chicago, IL, United StatesReported employees: 51-200 | Chicago, IL, United States | 51-200 | Exact match | 163 contacts → |
“Since 1998, RKON has delivered IT Transformation helping private equity and enterprise firms achieve Quiet IT from vision to execution.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  Mars-Technominds, INCmarstechnominds.comHQ: Chicago, IL, United StatesReported employees: 51-200 | Chicago, IL, United States | 51-200 | Exact match | 43 contacts → |
“MARS-Technominds has indeed come a long way in setting high standards in technology and consulting services and has certainly proved to be a force to reckon with since its…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Simetrica Consultingsimetricaconsulting.comHQ: Chicago, IL, United StatesReported employees: 51-200 | Chicago, IL, United States | 51-200 | Exact match | 40 contacts → |
“Simetrica Consulting is a computer software company based out of Ave.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  NPO USA INCnpousa.comHQ: Chicago, IL, United StatesReported employees: 51-200 | Chicago, IL, United States | 51-200 | Exact match | 37 contacts → |
“We are NPO USA!” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Vbridge Global LLCvbridgeglobal.comHQ: Chicago, IL, United StatesReported employees: 11-50 | Chicago, IL, United States | 11-50 | Exact match | 23 contacts → |
“VBridgeGlobal LLC is a niche IT Services and Consulting organization in Illinois.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  Pearl Consulting Grouppearlconsultinggroup.comHQ: Chicago, IL, United StatesReported employees: 11-50 | Chicago, IL, United States | 11-50 | Exact match | 22 contacts → |
“Pearl Consulting Group is a global IT consulting firm dedicated to helping businesses navigate the complexities of technology with confidence.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  Friendly Solutions Corpfriendlysol.comHQ: Chicago, IL, United StatesReported employees: 11-50 | Chicago, IL, United States | 11-50 | Exact match | 17 contacts → |
“We are an information technology consulting firm, dedicated to providing comprehensive technology solutions for specific business needs.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  Mdrn Techmdrntech.comHQ: Chicago, IL, United StatesReported employees: 11-50 | Chicago, IL, United States | 11-50 | Exact match | 16 contacts → |
“At MDRN Tech, we dare to dream big, push boundaries and deliver a more modern way.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  Prime TSRprimetsr.comHQ: Chicago, IL, United StatesReported employees: 51-200 | Chicago, IL, United States | 51-200 | Exact match | 8 contacts → |
“Prime TSR is a technology modernization consultancy.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  JMA Consulting LLCjmachicago.comHQ: Chicago, IL, United StatesReported employees: 1-10 | Chicago, IL, United States | 1-10 | Exact match | 7 contacts → |
“JMA Consulting, LLC brings secure IT solutions to commercial clients in multiple industries nationwide.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  Heliox Grouphelioxgroup.comHQ: Chicago, IL, United StatesReported employees: 1-10 | Chicago, IL, United States | 1-10 | Exact match | 6 contacts → |
“The Heliox Group is an IT consultancy with the mission to provide our customers with the highest level of service and expertise with regard to their technological needs.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  Triforma Techtriforma.comHQ: Chicago, IL, United StatesReported employees: 51-200 | Chicago, IL, United States | 51-200 | Exact match | 5 contacts → |
“From server maintenance to disaster recovery, cloud solutions, IT network cyber security, asset management and more, TriForma Tech is in the business of making your business…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  Yayo Interactiveyayo-interactive.comHQ: Chicago, IL, United StatesReported employees: 1-10 | Chicago, IL, United States | 1-10 | Exact match | 5 contacts → |
“Yayo Interactive is a technology and digital solutions firm helping organizations modernize systems, strengthen security, and improve business performance through scalable…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Magnivationmagnivation.com HQ: Chicago, IL, United StatesReported employees: 11-50 | Chicago, IL, United States | 11-50 | Exact match | 4 contacts → |
“At Magnivation, we deliver far more than conventional business support; we provide a comprehensive suite of services tailored for modern challenges.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  Fast & Secure Cloud Servicesfascure-hosting.comHQ: Chicago, United StatesReported employees: 1-10 | Chicago, United States | 1-10 | Exact match | 4 contacts → |
“We are leading IT company with offices in multiple regions of United States.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Net-Telligence Group, Inc. NTGntginc.net HQ: Chicago, IL, United StatesReported employees: 1-10 | Chicago, IL, United States | 1-10 | Exact match | 3 contacts → |
“In today’s world of rapidly changing technology, organizations must rethink the way we do business.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  Virgo Solutionsvirgosolutions.comHQ: Chicago, IL, United StatesReported employees: 11-50 | Chicago, IL, United States | 11-50 | Exact match | 3 contacts → |
“Virgo Solutions provides comprehensive customized IT solutions designed to adapt as your business expands.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  Root Port IT Solutionsrootport.comHQ: Chicago, IL, United StatesReported employees: 1-10 | Chicago, IL, United States | 1-10 | Exact match | 2 contacts → |
“Root Port IT Solutions is a small, agile and dedicated IT consulting company based in Chicago, IL.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 |  Venturespoint Corpventurespoint.comHQ: Chicago, IL, United StatesReported employees: 11-50 | Chicago, IL, United States | 11-50 | Exact match | 1 contacts → |
“VenturesPoint has been serving Business firms for over ten years.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 |  Packetwise INCpacketwise.coHQ: Chicago, IL, United StatesReported employees: 1-10 | Chicago, IL, United States | 1-10 | Exact match | 1 contacts → |
“PacketWise is a leading network consulting company that specializes in providing comprehensive solutions for businesses of all sizes.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  Stacey Solutionsstaceysolutionsllc.comHQ: Chicago, IL, United StatesReported employees: 1-10 | Chicago, IL, United States | 1-10 | Exact match | 1 contacts → |
“Business transformation.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  Ken-Kor Consulting, INCken-kor.comHQ: Chicago, IL, United StatesReported employees: 1-10 | Chicago, IL, United States | 1-10 | Exact match | 1 contacts → |
“Ken-Kor is a technology consulting and implementation company that provides and implements complete Information Technology Solutions for small businesses.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 |  coderpro.netcoderpro.netHQ: Chicago, IL, United StatesReported employees: 1-10 | Chicago, IL, United States | 1-10 | Exact match | 1 contacts → |
“Founded in 2007, coderPro.net provides full-service Information Technology services to clients across the globe.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 |  SKY Birch Consultingskybirch.comHQ: Chicago, IL, United StatesReported employees: 1-10 | Chicago, IL, United States | 1-10 | Exact match | 1 contacts → |
“Sky Birch Consulting provides a wide variety of IT consulting services to customers including on-premises and cloud infrastructure architecture and management, data migration…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 60 company matches
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Legacy system modernization: dataset insights
September 20, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
60 records in the displayed employee bands.
0 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured across the whole United States list rather than for Chicago, so it is reported there. Company counts and contact totals on this page are exact for Chicago, over 60 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 20, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Legacy system modernization by metro in the United States
- Legacy system modernization in New York106
- Legacy system modernization in Houston82
- Legacy system modernization in Austin64
- Legacy system modernization in Atlanta61
- Legacy system modernization in Dallas58
- Legacy system modernization in Washington42
- Legacy system modernization in Miami41
- Legacy system modernization in San Diego38
- Legacy system modernization in Tampa34
- Legacy system modernization in Irvine30
- Legacy system modernization in Los Angeles30
- Legacy system modernization in Irving29
- Legacy system modernization in Orlando29
- Legacy system modernization in Denver28
- Legacy system modernization in Reston27
- Legacy system modernization in San Antonio26
- Legacy system modernization in Charlotte25
Questions about this company list
What does Exact match mean for legacy system modernization?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many legacy system modernization did RevenueBase find based in Chicago, United States?
The saved snapshot records 60 matching company records, 685 tracked contacts and 288 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 20, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
Legacy system modernization by geography
- Legacy system modernization based in Brisbane, Australia
- Legacy system modernization based in Melbourne, Australia
- Legacy system modernization based in Sydney, Australia
- Legacy system modernization based in Belo Horizonte, Brazil
- Legacy system modernization based in Curitiba, Brazil
- Legacy system modernization based in Rio De Janeiro, Brazil
- Legacy system modernization based in Sao Paulo, Brazil
- Legacy system modernization based in Calgary, Canada
- Legacy system modernization based in Mississauga, Canada
- Legacy system modernization based in Montreal, Canada
- Legacy system modernization based in Ottawa, Canada
- Legacy system modernization based in Toronto, Canada
Cite this list
RevenueBase Data Team. Top 25 legacy system modernization based in Chicago, United States. Snapshot: September 20, 2026. https://revenuebase.ai/companies/legacy-system-modernization/united-states/chicago.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Legacy system modernization based in Brisbane, Australia
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- Legacy system modernization based in Rio De Janeiro, Brazil
Company intelligence · public preview
Top 25 legacy system modernization based in Chicago, United States
RevenueBase records 60 matching company records for legacy system modernization based in Chicago, United States, with 685 tracked contacts and 288 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 20, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 legacy system modernization based in Chicago, United States
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | Krasan Consulting Serviceskrasanconsulting.com HQ: Chicago, IL, United StatesReported employees: 201-500 | Chicago, IL, United States | 201-500 | Exact match | 172 contacts → |
“Krasan Consulting Services is a Chicago-based boutique management consulting and technology solutions integrator.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | RKONrkon.com HQ: Chicago, IL, United StatesReported employees: 51-200 | Chicago, IL, United States | 51-200 | Exact match | 163 contacts → |
“Since 1998, RKON has delivered IT Transformation helping private equity and enterprise firms achieve Quiet IT from vision to execution.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Mars-Technominds, INCmarstechnominds.com HQ: Chicago, IL, United StatesReported employees: 51-200 | Chicago, IL, United States | 51-200 | Exact match | 43 contacts → |
“MARS-Technominds has indeed come a long way in setting high standards in technology and consulting services and has certainly proved to be a force to reckon with since its…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Simetrica Consultingsimetricaconsulting.com HQ: Chicago, IL, United StatesReported employees: 51-200 | Chicago, IL, United States | 51-200 | Exact match | 40 contacts → |
“Simetrica Consulting is a computer software company based out of Ave.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | NPO USA INCnpousa.com HQ: Chicago, IL, United StatesReported employees: 51-200 | Chicago, IL, United States | 51-200 | Exact match | 37 contacts → |
“We are NPO USA!” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Vbridge Global LLCvbridgeglobal.com HQ: Chicago, IL, United StatesReported employees: 11-50 | Chicago, IL, United States | 11-50 | Exact match | 23 contacts → |
“VBridgeGlobal LLC is a niche IT Services and Consulting organization in Illinois.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Pearl Consulting Grouppearlconsultinggroup.com HQ: Chicago, IL, United StatesReported employees: 11-50 | Chicago, IL, United States | 11-50 | Exact match | 22 contacts → |
“Pearl Consulting Group is a global IT consulting firm dedicated to helping businesses navigate the complexities of technology with confidence.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Friendly Solutions Corpfriendlysol.com HQ: Chicago, IL, United StatesReported employees: 11-50 | Chicago, IL, United States | 11-50 | Exact match | 17 contacts → |
“We are an information technology consulting firm, dedicated to providing comprehensive technology solutions for specific business needs.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Mdrn Techmdrntech.com HQ: Chicago, IL, United StatesReported employees: 11-50 | Chicago, IL, United States | 11-50 | Exact match | 16 contacts → |
“At MDRN Tech, we dare to dream big, push boundaries and deliver a more modern way.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Prime TSRprimetsr.com HQ: Chicago, IL, United StatesReported employees: 51-200 | Chicago, IL, United States | 51-200 | Exact match | 8 contacts → |
“Prime TSR is a technology modernization consultancy.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | JMA Consulting LLCjmachicago.com HQ: Chicago, IL, United StatesReported employees: 1-10 | Chicago, IL, United States | 1-10 | Exact match | 7 contacts → |
“JMA Consulting, LLC brings secure IT solutions to commercial clients in multiple industries nationwide.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Heliox Grouphelioxgroup.com HQ: Chicago, IL, United StatesReported employees: 1-10 | Chicago, IL, United States | 1-10 | Exact match | 6 contacts → |
“The Heliox Group is an IT consultancy with the mission to provide our customers with the highest level of service and expertise with regard to their technological needs.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Triforma Techtriforma.com HQ: Chicago, IL, United StatesReported employees: 51-200 | Chicago, IL, United States | 51-200 | Exact match | 5 contacts → |
“From server maintenance to disaster recovery, cloud solutions, IT network cyber security, asset management and more, TriForma Tech is in the business of making your business…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Yayo Interactiveyayo-interactive.com HQ: Chicago, IL, United StatesReported employees: 1-10 | Chicago, IL, United States | 1-10 | Exact match | 5 contacts → |
“Yayo Interactive is a technology and digital solutions firm helping organizations modernize systems, strengthen security, and improve business performance through scalable…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Magnivationmagnivation.com HQ: Chicago, IL, United StatesReported employees: 11-50 | Chicago, IL, United States | 11-50 | Exact match | 4 contacts → |
“At Magnivation, we deliver far more than conventional business support; we provide a comprehensive suite of services tailored for modern challenges.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Fast & Secure Cloud Servicesfascure-hosting.com HQ: Chicago, United StatesReported employees: 1-10 | Chicago, United States | 1-10 | Exact match | 4 contacts → |
“We are leading IT company with offices in multiple regions of United States.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Net-Telligence Group, Inc. NTGntginc.net HQ: Chicago, IL, United StatesReported employees: 1-10 | Chicago, IL, United States | 1-10 | Exact match | 3 contacts → |
“In today’s world of rapidly changing technology, organizations must rethink the way we do business.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Virgo Solutionsvirgosolutions.com HQ: Chicago, IL, United StatesReported employees: 11-50 | Chicago, IL, United States | 11-50 | Exact match | 3 contacts → |
“Virgo Solutions provides comprehensive customized IT solutions designed to adapt as your business expands.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Root Port IT Solutionsrootport.com HQ: Chicago, IL, United StatesReported employees: 1-10 | Chicago, IL, United States | 1-10 | Exact match | 2 contacts → |
“Root Port IT Solutions is a small, agile and dedicated IT consulting company based in Chicago, IL.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Venturespoint Corpventurespoint.com HQ: Chicago, IL, United StatesReported employees: 11-50 | Chicago, IL, United States | 11-50 | Exact match | 1 contacts → |
“VenturesPoint has been serving Business firms for over ten years.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Packetwise INCpacketwise.co HQ: Chicago, IL, United StatesReported employees: 1-10 | Chicago, IL, United States | 1-10 | Exact match | 1 contacts → |
“PacketWise is a leading network consulting company that specializes in providing comprehensive solutions for businesses of all sizes.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Stacey Solutionsstaceysolutionsllc.com HQ: Chicago, IL, United StatesReported employees: 1-10 | Chicago, IL, United States | 1-10 | Exact match | 1 contacts → |
“Business transformation.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Ken-Kor Consulting, INCken-kor.com HQ: Chicago, IL, United StatesReported employees: 1-10 | Chicago, IL, United States | 1-10 | Exact match | 1 contacts → |
“Ken-Kor is a technology consulting and implementation company that provides and implements complete Information Technology Solutions for small businesses.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | coderpro.netcoderpro.net HQ: Chicago, IL, United StatesReported employees: 1-10 | Chicago, IL, United States | 1-10 | Exact match | 1 contacts → |
“Founded in 2007, coderPro.net provides full-service Information Technology services to clients across the globe.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | SKY Birch Consultingskybirch.com HQ: Chicago, IL, United StatesReported employees: 1-10 | Chicago, IL, United States | 1-10 | Exact match | 1 contacts → |
“Sky Birch Consulting provides a wide variety of IT consulting services to customers including on-premises and cloud infrastructure architecture and management, data migration…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 60 company matches
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Legacy system modernization: dataset insights
September 20, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
60 records in the displayed employee bands.
0 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured across the whole United States list rather than for Chicago, so it is reported there. Company counts and contact totals on this page are exact for Chicago, over 60 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 20, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Legacy system modernization by metro in the United States
- Legacy system modernization in New York106
- Legacy system modernization in Houston82
- Legacy system modernization in Austin64
- Legacy system modernization in Atlanta61
- Legacy system modernization in Dallas58
- Legacy system modernization in Washington42
- Legacy system modernization in Miami41
- Legacy system modernization in San Diego38
- Legacy system modernization in Tampa34
- Legacy system modernization in Irvine30
- Legacy system modernization in Los Angeles30
- Legacy system modernization in Irving29
- Legacy system modernization in Orlando29
- Legacy system modernization in Denver28
- Legacy system modernization in Reston27
- Legacy system modernization in San Antonio26
- Legacy system modernization in Charlotte25
Questions about this company list
What does Exact match mean for legacy system modernization?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many legacy system modernization did RevenueBase find based in Chicago, United States?
The saved snapshot records 60 matching company records, 685 tracked contacts and 288 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 20, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
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Cite this list
RevenueBase Data Team. Top 25 legacy system modernization based in Chicago, United States. Snapshot: September 20, 2026. https://revenuebase.ai/companies/legacy-system-modernization/united-states/chicago.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
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