Company lists · Data refreshed September 2026

Top 25 Post acquisition companies based in Chicago, United States

RevenueBase identified 133 company matches for post acquisition companies associated with Chicago, United States as of September 2026 and tracks 8,677 professional contacts across them, including 3,545 with verified work emails. Across the United States, New York is the largest hub for this category (327 companies); Chicago follows with 133.

This list covers company matches for post acquisition companies 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.

How to read this list RevenueBase SmartSearch · Exact Recorded Sep 20, 2026 How this list was built
133Companies
8,677Contacts tracked
3,545Verified emails
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The 25 largest post acquisition companies based in Chicago, United States

Ranked by team size
Top 25 of 133 company matches for post acquisition companies based in Chicago, United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 20, 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.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchChicago, IL, United StatesHQ recorded Sep 20, 20265,001-10,0006,978 contacts →

Exact match

“As one of the original firms, we’ve never lost sight of the fact that consulting is a people business.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
2Exact matchChicago, IL, United StatesHQ recorded Sep 20, 202651-200207 contacts →

Exact match

“Livingstone is an international mid-market M&A and debt advisory firm with offices in Amsterdam, Beijing, Chicago, Düsseldorf, Frankfurt, Hamburg, London, Los Angeles, Madrid…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
3Exact matchChicago, IL, United StatesHQ recorded Sep 20, 202651-200187 contacts →

Exact match

“DPO & Co specializes in helping Private Equity firms and their portfolio companies gain fact-based insights during the diligence process and realize post-close synergies and value…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
4Exact matchChicago, IL, United StatesHQ recorded Sep 20, 2026201-500173 contacts →

Exact match

“Portage Point is a business advisory, interim management and investment banking firm intensely focused on the middle market.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
5Exact matchChicago, United StatesHQ recorded Sep 20, 202651-200118 contacts →

Exact match

“CDI Global, established in 1973, is a leader in middle-market, cross-border transactions with over transactions to our credit.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
6Exact matchChicago, IL, United StatesHQ recorded Sep 20, 2026501-1,000106 contacts →

Exact match

“HBR Consulting is now part of Harbor.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
7Exact matchChicago, IL, United StatesHQ recorded Sep 20, 202611-5063 contacts →

Exact match

“The Keystone Group is a results-oriented management consulting firm.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
8Exact matchChicago, IL, United StatesHQ recorded Sep 20, 2026201-50048 contacts →

Exact match

“Liberty Advisor Group is now a Resultant company, uniting senior-led strategic advisory with a 300+-person technical engine to turn complex business challenges into measurable…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
9Exact matchChicago, IL, United StatesHQ recorded Sep 20, 202651-20046 contacts →

Exact match

“VOKAL is a digital agency and advisory.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
10Exact matchChicago, IL, United StatesHQ recorded Sep 20, 202611-5042 contacts →

Exact match

“Silverman Consulting is a Midwest-based management advisory firm with a legacy of helping companies navigate their most critical moments.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
11Exact matchChicago, IL, United StatesHQ recorded Sep 20, 202651-20037 contacts →

Exact match

“Focus Management Group is headquartered in Chicago, IL, with offices in Tampa, and Cleveland.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
12Exact matchChicago, IL, United StatesHQ recorded Sep 20, 2026201-50036 contacts →

Exact match

“When the next move is critical.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
13Exact matchChicago, IL, United StatesHQ recorded Sep 20, 202611-5029 contacts →

Exact match

“The ProAction Group is the “Go-To” Operational Resource focused on Private Equity/Portfolio companies.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
14Exact matchChicago, IL, United StatesHQ recorded Sep 20, 202611-5017 contacts →

Exact match

“Fort Dearborn Partners, Inc.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
15Exact matchChicago, IL, United StatesHQ recorded Sep 20, 202611-5017 contacts →

Exact match

“Auctus Capital Partners is a leading financial services and investment banking firm focused exclusively on creating value for the lower middle market.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
16Exact matchChicago, IL, United StatesHQ recorded Sep 20, 202611-5017 contacts →

Exact match

“Sun Acquisitions provides mergers and acquisition services to clients interested in the confidential sale, acquisition or valuation of privately held mid-market companies.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
17Exact matchChicago, IL, United StatesHQ recorded Sep 20, 202611-5015 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
18Exact matchChicago, IL, United StatesHQ recorded Sep 20, 202611-5015 contacts →

Exact match

“After 15 successful years, The Chicago Corporation (TCC) will be winding down operations at year end 2024.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
19Exact matchChicago, United StatesHQ recorded Sep 20, 202651-20013 contacts →

Exact match

“We help companies grow, change and create measurable results.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
20Exact matchChicago, IL, United StatesHQ recorded Sep 20, 202611-5012 contacts →

Exact match

“We partner with executive leadership in managing change, identifying and implementing solutions and creating top and bottom line opportunities.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
21Exact matchChicago, IL, United StatesHQ recorded Sep 20, 202611-5012 contacts →

Exact match

“Davis Capital is a transaction driven firm and focuses on creating, initiating, negotiating, structuring, and closing mergers, acquisitions, divestitures, management buyouts…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
22Exact matchChicago, IL, United StatesHQ recorded Sep 20, 202611-5011 contacts →

Exact match

“In July 2025, MorrisAnderson Limited was acquired by J.S.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
23Exact matchChicago, IL, United StatesHQ recorded Sep 20, 202611-5011 contacts →

Exact match

“Metronome Partners is an independent, M&A advisory firm that specializes in sell-side transactions as well as capital raising across a broad range of industries.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
24Exact matchChicago, IL, United StatesHQ recorded Sep 20, 202611-5011 contacts →

Exact match

“Balmoral Advisors is an independent, specialty investment bank dedicated to providing mergers & acquisitions, corporate finance, and financial restructuring advisory services…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
25Exact matchChicago, IL, United StatesHQ recorded Sep 20, 20261-1010 contacts →

Exact match

“Caber Hill Advisors is committed to working with business owners so they can successfully fulfill their personal and professional legacies.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase

Showing 25 of 133 post acquisition companies based in Chicago, United States

See the full list, filter by size, metro and specialty, and access 3,545 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Post acquisition companies based in Chicago, United States at a glance

As of Sep 20, 2026
40.9%Verified-email coverage
65.2Average contacts per company
1-10Median size (employees)
Sep 20, 2026Page data refreshed

Companies by employee count

1-10
76
11-50
43
51-200
8
201-500
3
501-1,000
2
5,001-10,000
1

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 133 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 “post acquisition 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 3,545 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.

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 “post acquisition companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many post acquisition companies are there based in Chicago, United States?

RevenueBase identified 133 company matches for post acquisition companies 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?

Kearney 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 post acquisition companies?

New York leads the United States with 327 company records, followed by Chicago (133) and Atlanta (107).

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 3,545 professional contacts with verified work emails tracked across these 133 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.

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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.