Company lists · Data refreshed September 2026
Top 25 Government investigations law firms based in Chicago, United States
RevenueBase identified 64 company matches for government investigations law firms associated with Chicago, United States as of September 2026 and tracks 8,280 professional contacts across them, including 4,621 with verified work emails. Across the United States, New York is the largest hub for this category (187 companies); Chicago has 64.
This list covers company matches for government investigations law firms 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 28, 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 government investigations law firms based in Chicago, United States
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 2,167 contacts → | ||||
Exact match “High stakes.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 2 | 1,495 contacts → | ||||
Exact match “Katten is a full-service law firm with nearly 650 attorneys in locations across the United States and in London and Shanghai.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 3 | 1,194 contacts → | ||||
Exact match “At Jenner & Block, we shape what’s next through experience, vision, and judgment.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 4 | 1,188 contacts → | ||||
Exact match “Hinshaw & Culbertson LLP is a U.S-based law firm with offices nationwide.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 5 | 353 contacts → | ||||
Exact match “Neal Gerber Eisenberg is a Chicago-based law firm whose attorneys share a culture of teamwork and devotion to personalized client service to advance our clients’ business…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 6 | 125 contacts → | ||||
Exact match “EDELSON PC is a law firm concentrating on high-stake’s plaintiff’s work ranging from class and mass actions to public client investigations and prosecutions.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 7 | 69 contacts → | ||||
Exact match “We are a team of problem solvers.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 8 | 65 contacts → | ||||
Exact match “Eimer Stahl is a boutique commercial litigation firm headquartered in Chicago, with offices in Madison, Silicon Valley, San Francisco, and Nashville.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 9 | 53 contacts → | ||||
Exact match “Christensen Hsu Sipes LLP is a law firm with offices in Chicago, Northwest Indiana, Los Angeles, and Sacramento.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 10 | 29 contacts → | ||||
Exact match “A high-powered law firm for savvy companies, Massey & Gail offers creative solutions in counseling, litigation and appeals.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 11 | 29 contacts → | ||||
Exact match “Nathan & Kamionski LLP is dedicated to client service at the highest level of professional commitment and quality.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 12 | 28 contacts → | ||||
Exact match “Founded in 1993 by several attorneys previously affiliated with a large Chicago law firm, Hogan Marren, Ltd.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 13 | 26 contacts → | ||||
Exact match “Strauss Borrelli PLLC is an innovative class action practice that seeks to challenge the relationship between individuals and corporations through impact litigation.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 14 | 26 contacts → | ||||
Exact match “As of July 2022, Shepard Schwartz & Harris LLP joined Citrin Cooperman.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 15 | 19 contacts → | ||||
Exact match “The Sotos Law Firm focuses on representing public and private sector companies and officials.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 16 | 16 contacts → | ||||
Exact match “Founded by a team of Big Law veterans, our firm blends the nimble entrepreneurialism of a boutique start-up with the wisdom and experience that comes from decades of deftly…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 17 | 15 contacts → | ||||
Exact match “More than 25 years ago, six attorneys started a law firm which quickly developed a national reputation as a preeminent litigation law firm.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 18 | 13 contacts → | ||||
Exact match “RK is a minority-certified firm that specializes in the dynamic intersection between business and government.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 19 | 11 contacts → | ||||
Exact match “Gair Gallo Eberhard provides its clients with the hard-charging, strategic top-flight representation of the country’s elite law firms in white collar criminal defense and complex…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 20 | 10 contacts → | ||||
Exact match “Chicago Law Partners, LLC is a boutique law firm focused primarily on representing trade associations, professional societies, foundations, other types of not-for-profit…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 21 | 10 contacts → | ||||
Exact match “Henderson Parks is a corporate litigation and trial boutique.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 22 | 9 contacts → | ||||
Exact match “Laduzinsky & Associates is a full-service law firm dedicated to providing legal services in a direct, efficient, and effective manner.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 23 | 9 contacts → | ||||
Exact match “Zigler Law Group is a national class action and complex litigation firm committed to protecting consumers and investors from corporate misconduct.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 24 | 8 contacts → | ||||
Exact match “Polales Horton & Leonardi LLP is a firm of experienced courtroom advocates, founded on decades of success, focusing on white-collar criminal defense, business disputes, insurance…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 25 | 7 contacts → | ||||
Exact match “Founded by professionals with decades of diverse experience conducting complex multi-jurisdictional investigations, 221B Partners finds the dots and connects them.” Recorded in the RevenueBase company graph · Sep 28, 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 “government investigations law firms”. 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 64 government investigations law firms based in Chicago, United States
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Government investigations law firms based in Chicago, United States at a glance
As of Sep 28, 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 64 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 “government investigations law firms” 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 4,621 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 28, 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.
Government investigations law firms by metro in the United States
- Government investigations law firms in New York187
- Government investigations law firms in Washington172
- Government investigations law firms in Los Angeles62
- Government investigations law firms in Miami54
- Government investigations law firms in Houston49
- Government investigations law firms in Atlanta47
- Government investigations law firms in Boston45
- Government investigations law firms in Dallas41
- Government investigations law firms in Philadelphia37
- Government investigations law firms in San Francisco31
- Government investigations law firms in San Diego28
- Government investigations law firms in Denver27
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 “government investigations law firms”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many government investigations law firms are there based in Chicago, United States?
RevenueBase identified 64 company matches for government investigations law firms 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?
Seyfarth Shaw LLP 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 government investigations law firms?
New York leads the United States with 187 company records, followed by Washington (172) and Chicago (64).
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 4,621 professional contacts with verified work emails tracked across these 64 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 28, 2026.
Ready to reach these companies? Verified emails and direct dials for all 64 government investigations law firms based in Chicago, United States. Start with a free account, no credit card.
Download this list →Related lists
Government investigations law firms by geography
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- Government investigations law firms based in Brasilia, Brazil
- Government investigations law firms based in Curitiba, Brazil
- Government investigations law firms based in Porto Alegre, Brazil
- Government investigations law firms based in Rio De Janeiro, Brazil
- Government investigations law firms based in Sao Paulo, Brazil
- Government investigations law firms based in Toronto, Canada
- Government investigations law firms based in Paris, France
- Government investigations law firms based in New Delhi, India
- Government investigations law firms based in Milan, Italy
- Government investigations law firms based in Madrid, Spain
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
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Government investigations law firms based in Sydney, Australia
- Government investigations law firms based in Belo Horizonte, Brazil
- Government investigations law firms based in Brasilia, Brazil
- Government investigations law firms based in Curitiba, Brazil
- Government investigations law firms based in Porto Alegre, Brazil
- Government investigations law firms based in Rio De Janeiro, Brazil
Company intelligence · public preview
Top 25 government investigations law firms 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 64 matching company records for government investigations law firms based in Chicago, United States, with 8,280 tracked contacts and 4,621 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 28, 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 government investigations law firms 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 |  Seyfarth Shaw LLPseyfarth.comHQ: Chicago, IL, United StatesReported employees: 1,001-5,000 | Chicago, IL, United States | 1,001-5,000 | Exact match | 2,167 contacts → |
“High stakes.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  Katten Muchin Rosenman LLPkatten.comHQ: Chicago, IL, United StatesReported employees: 1,001-5,000 | Chicago, IL, United States | 1,001-5,000 | Exact match | 1,495 contacts → |
“Katten is a full-service law firm with nearly 650 attorneys in locations across the United States and in London and Shanghai.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  Jenner & Blockjenner.comHQ: Chicago, IL, United StatesReported employees: 501-1,000 | Chicago, IL, United States | 501-1,000 | Exact match | 1,194 contacts → |
“At Jenner & Block, we shape what’s next through experience, vision, and judgment.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Hinshaw & Culbertson LLPhinshawlaw.comHQ: Chicago, IL, United StatesReported employees: 501-1,000 | Chicago, IL, United States | 501-1,000 | Exact match | 1,188 contacts → |
“Hinshaw & Culbertson LLP is a U.S-based law firm with offices nationwide.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Neal, Gerber & Eisenberg LLPnge.comHQ: Chicago, IL, United StatesReported employees: 201-500 | Chicago, IL, United States | 201-500 | Exact match | 353 contacts → |
“Neal Gerber Eisenberg is a Chicago-based law firm whose attorneys share a culture of teamwork and devotion to personalized client service to advance our clients’ business…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Edelson PCedelson.comHQ: Chicago, IL, United StatesReported employees: 51-200 | Chicago, IL, United States | 51-200 | Exact match | 125 contacts → |
“EDELSON PC is a law firm concentrating on high-stake’s plaintiff’s work ranging from class and mass actions to public client investigations and prosecutions.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  Robbins Schwartzrobbins-schwartz.comHQ: Chicago, IL, United StatesReported employees: 51-200 | Chicago, IL, United States | 51-200 | Exact match | 69 contacts → |
“We are a team of problem solvers.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  Eimer Stahl LLPeimerstahl.comHQ: Chicago, IL, United StatesReported employees: 51-200 | Chicago, IL, United States | 51-200 | Exact match | 65 contacts → |
“Eimer Stahl is a boutique commercial litigation firm headquartered in Chicago, with offices in Madison, Silicon Valley, San Francisco, and Nashville.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  Christensen HSU Sipes LLPchs.lawHQ: Chicago, IL, United StatesReported employees: 11-50 | Chicago, IL, United States | 11-50 | Exact match | 53 contacts → |
“Christensen Hsu Sipes LLP is a law firm with offices in Chicago, Northwest Indiana, Los Angeles, and Sacramento.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  Massey & Gail LLPmasseygail.comHQ: Chicago, IL, United StatesReported employees: 11-50 | Chicago, IL, United States | 11-50 | Exact match | 29 contacts → |
“A high-powered law firm for savvy companies, Massey & Gail offers creative solutions in counseling, litigation and appeals.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  Nathan & Kamionski LLPnklawllp.comHQ: Chicago, IL, United StatesReported employees: 11-50 | Chicago, IL, United States | 11-50 | Exact match | 29 contacts → |
“Nathan & Kamionski LLP is dedicated to client service at the highest level of professional commitment and quality.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  Hogan Marren Babbo & Rose, LTDhmbr.comHQ: Chicago, IL, United StatesReported employees: 11-50 | Chicago, IL, United States | 11-50 | Exact match | 28 contacts → |
“Founded in 1993 by several attorneys previously affiliated with a large Chicago law firm, Hogan Marren, Ltd.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  Strauss Borrelli Pllcstraussborrelli.comHQ: Chicago, IL, United StatesReported employees: 11-50 | Chicago, IL, United States | 11-50 | Exact match | 26 contacts → |
“Strauss Borrelli PLLC is an innovative class action practice that seeks to challenge the relationship between individuals and corporations through impact litigation.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  Shepard Schwartz & Harris LLPssh-cpa.comHQ: Chicago, IL, United StatesReported employees: 1-10 | Chicago, IL, United States | 1-10 | Exact match | 26 contacts → |
“As of July 2022, Shepard Schwartz & Harris LLP joined Citrin Cooperman.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  The Sotos LAW Firm, P.Cjsotoslaw.comHQ: Chicago, IL, United StatesReported employees: 11-50 | Chicago, IL, United States | 11-50 | Exact match | 19 contacts → |
“The Sotos Law Firm focuses on representing public and private sector companies and officials.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  Actuate LAWactuatelaw.comHQ: Chicago, IL, United StatesReported employees: 11-50 | Chicago, IL, United States | 11-50 | Exact match | 16 contacts → |
“Founded by a team of Big Law veterans, our firm blends the nimble entrepreneurialism of a boutique start-up with the wisdom and experience that comes from decades of deftly…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  Connolly Krause LLCcktrials.comHQ: Chicago, IL, United StatesReported employees: 11-50 | Chicago, IL, United States | 11-50 | Exact match | 15 contacts → |
“More than 25 years ago, six attorneys started a law firm which quickly developed a national reputation as a preeminent litigation law firm.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  Reyes Kurson, LTDrkchicago.comHQ: Chicago, IL, United StatesReported employees: 11-50 | Chicago, IL, United States | 11-50 | Exact match | 13 contacts → |
“RK is a minority-certified firm that specializes in the dynamic intersection between business and government.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  Gair Gallo Eberhard LLPgairgallo.comHQ: Chicago, IL, United StatesReported employees: 1-10 | Chicago, IL, United States | 1-10 | Exact match | 11 contacts → |
“Gair Gallo Eberhard provides its clients with the hard-charging, strategic top-flight representation of the country’s elite law firms in white collar criminal defense and complex…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 |  Chicago LAW Partners, LLCchicagolawpartners.comHQ: Chicago, IL, United StatesReported employees: 11-50 | Chicago, IL, United States | 11-50 | Exact match | 10 contacts → |
“Chicago Law Partners, LLC is a boutique law firm focused primarily on representing trade associations, professional societies, foundations, other types of not-for-profit…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 |  Henderson Parks, LLChenderson-parks.comHQ: Chicago, IL, United StatesReported employees: 11-50 | Chicago, IL, United States | 11-50 | Exact match | 10 contacts → |
“Henderson Parks is a corporate litigation and trial boutique.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  Laduzinsky & Associates, P.Claduzinsky.comHQ: Chicago, IL, United StatesReported employees: 1-10 | Chicago, IL, United States | 1-10 | Exact match | 9 contacts → |
“Laduzinsky & Associates is a full-service law firm dedicated to providing legal services in a direct, efficient, and effective manner.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  Zigler LAW Groupziglerlawgroup.comHQ: Chicago, IL, United StatesReported employees: 1-10 | Chicago, IL, United States | 1-10 | Exact match | 9 contacts → |
“Zigler Law Group is a national class action and complex litigation firm committed to protecting consumers and investors from corporate misconduct.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 |  Polales Horton & Leonardi LLPphl-firm.comHQ: Chicago, IL, United StatesReported employees: 1-10 | Chicago, IL, United States | 1-10 | Exact match | 8 contacts → |
“Polales Horton & Leonardi LLP is a firm of experienced courtroom advocates, founded on decades of success, focusing on white-collar criminal defense, business disputes, insurance…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 |  221b Partners221bpartners.comHQ: Chicago, IL, United StatesReported employees: 1-10 | Chicago, IL, United States | 1-10 | Exact match | 7 contacts → |
“Founded by professionals with decades of diverse experience conducting complex multi-jurisdictional investigations, 221B Partners finds the dots and connects them.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 64 company matches
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Government investigations law firms: dataset insights
September 28, 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
64 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 64 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 28, 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 ↗
Government investigations law firms by metro in the United States
- Government investigations law firms in New York187
- Government investigations law firms in Washington172
- Government investigations law firms in Los Angeles62
- Government investigations law firms in Miami54
- Government investigations law firms in Houston49
- Government investigations law firms in Atlanta47
- Government investigations law firms in Boston45
- Government investigations law firms in Dallas41
- Government investigations law firms in Philadelphia37
- Government investigations law firms in San Francisco31
- Government investigations law firms in San Diego28
- Government investigations law firms in Denver27
Questions about this company list
What does Exact match mean for government investigations law firms?
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 government investigations law firms did RevenueBase find based in Chicago, United States?
The saved snapshot records 64 matching company records, 8,280 tracked contacts and 4,621 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 28, 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
Government investigations law firms by geography
- Government investigations law firms based in Sydney, Australia
- Government investigations law firms based in Belo Horizonte, Brazil
- Government investigations law firms based in Brasilia, Brazil
- Government investigations law firms based in Curitiba, Brazil
- Government investigations law firms based in Porto Alegre, Brazil
- Government investigations law firms based in Rio De Janeiro, Brazil
- Government investigations law firms based in Sao Paulo, Brazil
- Government investigations law firms based in Toronto, Canada
- Government investigations law firms based in Paris, France
- Government investigations law firms based in New Delhi, India
- Government investigations law firms based in Milan, Italy
- Government investigations law firms based in Madrid, Spain
Cite this list
RevenueBase Data Team. Top 25 government investigations law firms based in Chicago, United States. Snapshot: September 28, 2026. https://revenuebase.ai/companies/government-investigations-law-firms/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
- Government investigations law firms based in Sydney, Australia
- Government investigations law firms based in Belo Horizonte, Brazil
- Government investigations law firms based in Brasilia, Brazil
- Government investigations law firms based in Curitiba, Brazil
- Government investigations law firms based in Porto Alegre, Brazil
- Government investigations law firms based in Rio De Janeiro, Brazil
Company intelligence · public preview
Top 25 government investigations law firms based in Chicago, United States
RevenueBase records 64 matching company records for government investigations law firms based in Chicago, United States, with 8,280 tracked contacts and 4,621 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 28, 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 government investigations law firms 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 | Seyfarth Shaw LLPseyfarth.com HQ: Chicago, IL, United StatesReported employees: 1,001-5,000 | Chicago, IL, United States | 1,001-5,000 | Exact match | 2,167 contacts → |
“High stakes.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Katten Muchin Rosenman LLPkatten.com HQ: Chicago, IL, United StatesReported employees: 1,001-5,000 | Chicago, IL, United States | 1,001-5,000 | Exact match | 1,495 contacts → |
“Katten is a full-service law firm with nearly 650 attorneys in locations across the United States and in London and Shanghai.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Jenner & Blockjenner.com HQ: Chicago, IL, United StatesReported employees: 501-1,000 | Chicago, IL, United States | 501-1,000 | Exact match | 1,194 contacts → |
“At Jenner & Block, we shape what’s next through experience, vision, and judgment.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Hinshaw & Culbertson LLPhinshawlaw.com HQ: Chicago, IL, United StatesReported employees: 501-1,000 | Chicago, IL, United States | 501-1,000 | Exact match | 1,188 contacts → |
“Hinshaw & Culbertson LLP is a U.S-based law firm with offices nationwide.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Neal, Gerber & Eisenberg LLPnge.com HQ: Chicago, IL, United StatesReported employees: 201-500 | Chicago, IL, United States | 201-500 | Exact match | 353 contacts → |
“Neal Gerber Eisenberg is a Chicago-based law firm whose attorneys share a culture of teamwork and devotion to personalized client service to advance our clients’ business…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Edelson PCedelson.com HQ: Chicago, IL, United StatesReported employees: 51-200 | Chicago, IL, United States | 51-200 | Exact match | 125 contacts → |
“EDELSON PC is a law firm concentrating on high-stake’s plaintiff’s work ranging from class and mass actions to public client investigations and prosecutions.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Robbins Schwartzrobbins-schwartz.com HQ: Chicago, IL, United StatesReported employees: 51-200 | Chicago, IL, United States | 51-200 | Exact match | 69 contacts → |
“We are a team of problem solvers.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Eimer Stahl LLPeimerstahl.com HQ: Chicago, IL, United StatesReported employees: 51-200 | Chicago, IL, United States | 51-200 | Exact match | 65 contacts → |
“Eimer Stahl is a boutique commercial litigation firm headquartered in Chicago, with offices in Madison, Silicon Valley, San Francisco, and Nashville.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Christensen HSU Sipes LLPchs.law HQ: Chicago, IL, United StatesReported employees: 11-50 | Chicago, IL, United States | 11-50 | Exact match | 53 contacts → |
“Christensen Hsu Sipes LLP is a law firm with offices in Chicago, Northwest Indiana, Los Angeles, and Sacramento.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Massey & Gail LLPmasseygail.com HQ: Chicago, IL, United StatesReported employees: 11-50 | Chicago, IL, United States | 11-50 | Exact match | 29 contacts → |
“A high-powered law firm for savvy companies, Massey & Gail offers creative solutions in counseling, litigation and appeals.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Nathan & Kamionski LLPnklawllp.com HQ: Chicago, IL, United StatesReported employees: 11-50 | Chicago, IL, United States | 11-50 | Exact match | 29 contacts → |
“Nathan & Kamionski LLP is dedicated to client service at the highest level of professional commitment and quality.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Hogan Marren Babbo & Rose, LTDhmbr.com HQ: Chicago, IL, United StatesReported employees: 11-50 | Chicago, IL, United States | 11-50 | Exact match | 28 contacts → |
“Founded in 1993 by several attorneys previously affiliated with a large Chicago law firm, Hogan Marren, Ltd.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Strauss Borrelli Pllcstraussborrelli.com HQ: Chicago, IL, United StatesReported employees: 11-50 | Chicago, IL, United States | 11-50 | Exact match | 26 contacts → |
“Strauss Borrelli PLLC is an innovative class action practice that seeks to challenge the relationship between individuals and corporations through impact litigation.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Shepard Schwartz & Harris LLPssh-cpa.com HQ: Chicago, IL, United StatesReported employees: 1-10 | Chicago, IL, United States | 1-10 | Exact match | 26 contacts → |
“As of July 2022, Shepard Schwartz & Harris LLP joined Citrin Cooperman.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | The Sotos LAW Firm, P.Cjsotoslaw.com HQ: Chicago, IL, United StatesReported employees: 11-50 | Chicago, IL, United States | 11-50 | Exact match | 19 contacts → |
“The Sotos Law Firm focuses on representing public and private sector companies and officials.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Actuate LAWactuatelaw.com HQ: Chicago, IL, United StatesReported employees: 11-50 | Chicago, IL, United States | 11-50 | Exact match | 16 contacts → |
“Founded by a team of Big Law veterans, our firm blends the nimble entrepreneurialism of a boutique start-up with the wisdom and experience that comes from decades of deftly…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Connolly Krause LLCcktrials.com HQ: Chicago, IL, United StatesReported employees: 11-50 | Chicago, IL, United States | 11-50 | Exact match | 15 contacts → |
“More than 25 years ago, six attorneys started a law firm which quickly developed a national reputation as a preeminent litigation law firm.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Reyes Kurson, LTDrkchicago.com HQ: Chicago, IL, United StatesReported employees: 11-50 | Chicago, IL, United States | 11-50 | Exact match | 13 contacts → |
“RK is a minority-certified firm that specializes in the dynamic intersection between business and government.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Gair Gallo Eberhard LLPgairgallo.com HQ: Chicago, IL, United StatesReported employees: 1-10 | Chicago, IL, United States | 1-10 | Exact match | 11 contacts → |
“Gair Gallo Eberhard provides its clients with the hard-charging, strategic top-flight representation of the country’s elite law firms in white collar criminal defense and complex…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Chicago LAW Partners, LLCchicagolawpartners.com HQ: Chicago, IL, United StatesReported employees: 11-50 | Chicago, IL, United States | 11-50 | Exact match | 10 contacts → |
“Chicago Law Partners, LLC is a boutique law firm focused primarily on representing trade associations, professional societies, foundations, other types of not-for-profit…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Henderson Parks, LLChenderson-parks.com HQ: Chicago, IL, United StatesReported employees: 11-50 | Chicago, IL, United States | 11-50 | Exact match | 10 contacts → |
“Henderson Parks is a corporate litigation and trial boutique.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Laduzinsky & Associates, P.Claduzinsky.com HQ: Chicago, IL, United StatesReported employees: 1-10 | Chicago, IL, United States | 1-10 | Exact match | 9 contacts → |
“Laduzinsky & Associates is a full-service law firm dedicated to providing legal services in a direct, efficient, and effective manner.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Zigler LAW Groupziglerlawgroup.com HQ: Chicago, IL, United StatesReported employees: 1-10 | Chicago, IL, United States | 1-10 | Exact match | 9 contacts → |
“Zigler Law Group is a national class action and complex litigation firm committed to protecting consumers and investors from corporate misconduct.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Polales Horton & Leonardi LLPphl-firm.com HQ: Chicago, IL, United StatesReported employees: 1-10 | Chicago, IL, United States | 1-10 | Exact match | 8 contacts → |
“Polales Horton & Leonardi LLP is a firm of experienced courtroom advocates, founded on decades of success, focusing on white-collar criminal defense, business disputes, insurance…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | 221b Partners221bpartners.com HQ: Chicago, IL, United StatesReported employees: 1-10 | Chicago, IL, United States | 1-10 | Exact match | 7 contacts → |
“Founded by professionals with decades of diverse experience conducting complex multi-jurisdictional investigations, 221B Partners finds the dots and connects them.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 64 company matches
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Government investigations law firms: dataset insights
September 28, 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
64 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 64 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 28, 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 ↗
Government investigations law firms by metro in the United States
- Government investigations law firms in New York187
- Government investigations law firms in Washington172
- Government investigations law firms in Los Angeles62
- Government investigations law firms in Miami54
- Government investigations law firms in Houston49
- Government investigations law firms in Atlanta47
- Government investigations law firms in Boston45
- Government investigations law firms in Dallas41
- Government investigations law firms in Philadelphia37
- Government investigations law firms in San Francisco31
- Government investigations law firms in San Diego28
- Government investigations law firms in Denver27
Questions about this company list
What does Exact match mean for government investigations law firms?
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 government investigations law firms did RevenueBase find based in Chicago, United States?
The saved snapshot records 64 matching company records, 8,280 tracked contacts and 4,621 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 28, 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 government investigations law firms based in Chicago, United States. Snapshot: September 28, 2026. https://revenuebase.ai/companies/government-investigations-law-firms/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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