Company lists · Data refreshed November 2026

Top 25 Portfolio company advisory services worldwide

Name: Portfolio company advisory services worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Nov 6, 2026 48,251 companies tracked

RevenueBase identified 48,251 company matches for portfolio company advisory services worldwide as of November 2026 and tracks 360,385 professional contacts across them, including 112,156 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for portfolio company advisory services worldwide, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed November 6, 2026. Country and city lists for portfolio company advisory services follow the table.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list RevenueBase SmartSearch · Exact Recorded Nov 6, 2026 How this list was built

48,251Companies

360,385Contacts tracked

112,156Verified emails

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The 25 largest portfolio company advisory services worldwide

Ranked by team size

Top 25 of 48,251 company matches for portfolio company advisory services worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	Ey-Parthenon	Exact match	London, IsraelHQ recorded Nov 6, 2026	10001+	19,017 contacts →
	Exact match “Our unique combination of transformative strategy, transactions and corporate finance delivers real-world value – solutions that work in practice, not just on paper.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2	Alvarez & Marsal	Exact match	New York, IL, United StatesHQ recorded Nov 6, 2026	10001+	14,637 contacts →
	Exact match “Alvarez & Marsal is a leading global professional services firm dedicated to helping organizations tackle their most complex business issues, maximize stakeholder value, and…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3	Kearney	Exact match	Chicago, United StatesHQ recorded Nov 6, 2026	5,001-10,000	7,451 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 · Nov 6, 2026 · View company records in RevenueBase
4	L.E.K. Consulting	Exact match	Boston, United StatesHQ recorded Nov 6, 2026	1,001-5,000	4,270 contacts →
	Exact match “L.E.K.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5	Lazard	Exact match	New York, NY, United StatesHQ recorded Nov 6, 2026	1,001-5,000	4,127 contacts →
	Exact match “Founded in 1848, Lazard is the preeminent financial advisory and asset management firm, with operations in North and South America, Europe, the Middle East, Asia, and Australia.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6	DAI	Exact match	Bethesda, United StatesHQ recorded Nov 6, 2026	5,001-10,000	3,827 contacts →
	Exact match “DAI is an integrated professional services and advisory firm that provides project design and delivery, management consulting, and financial services to companies, investors, and…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7	Alixpartners	Exact match	New York, United StatesHQ recorded Nov 6, 2026	1,001-5,000	3,786 contacts →
	Exact match “For more than forty years, AlixPartners has helped businesses around the world respond quickly and decisively to their most critical challenges – circumstances as diverse as…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8	Monitor Deloitte	Exact match	United StatesHQ recorded Nov 6, 2026	5,001-10,000	3,376 contacts →
	Exact match “To navigate the future with confidence, organizations need to make and act upon the right choices: clear, timely and inspirational choices that deliver growth in a dynamic…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9	Frost & Sullivan	Exact match	San Antonio, FL, United StatesHQ recorded Nov 6, 2026	1,001-5,000	2,542 contacts →
	Exact match “For over six decades, Frost & Sullivan has helped the world’s top companies toward transformational growth journeys that result in a stream of innovative growth opportunities.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10	TENEO	Exact match	New York, NY, United StatesHQ recorded Nov 6, 2026	1,001-5,000	2,070 contacts →
	Exact match “Teneo is the global CEO advisory firm.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11	Nassau Street Partners	Exact match	New York, NY, United StatesHQ recorded Nov 6, 2026	n/a	1,928 contacts →
	Exact match “Nassau Street Partners is an independent capital advisory firm focused on mergers and acquisitions, capital markets advisory, and strategic financial solutions for early-stage and…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12	Lincoln International	Exact match	Chicago, United StatesHQ recorded Nov 6, 2026	1,001-5,000	1,650 contacts →
	Exact match “Lincoln International, Inc.(NYSE: LCLN) is a trusted investment banking advisor to business owners and senior executives of leading private equity firms and their portfolio…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13	Alpha FMC	Exact match	London, IndiaHQ recorded Nov 6, 2026	1,001-5,000	1,301 contacts →
	Exact match “Alpha Financial Markets Consulting is a leading global consultancy to the financial services industry.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14	Riveron	Exact match	Dallas, NY, United StatesHQ recorded Nov 6, 2026	1,001-5,000	1,246 contacts →
	Exact match “With over 1,200 professionals across 18 international offices, Riveron delivers tailored solutions for CFOs, private equity firms, and key stakeholders.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15	W3global	Exact match	Frisco, United StatesHQ recorded Nov 6, 2026	501-1,000	1,166 contacts →
	Exact match “W3Global is a leading provider of end-to-end consulting services, empowering businesses to achieve their strategic goals and optimize their operations.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16	COGEP	Exact match	Saint-doulchard, FranceHQ recorded Nov 6, 2026	1,001-5,000	1,162 contacts →
	Exact match “Une vision augmentée du conseil au service de votre réussite.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17	Porsche Consulting	Exact match	Stuttgart, CA, GermanyHQ recorded Nov 6, 2026	501-1,000	1,082 contacts →
	Exact match “As a leading consultancy for putting strategies into practice, we have a clear mission: we generate competitive advantage on the basis of measurable results.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18	Paperchase Accountancy GDC	Exact match	Ahmedabad, IndiaHQ recorded Nov 6, 2026	1,001-5,000	1,070 contacts →
	Exact match “Paperchase Accountancy is a leading hospitality and consulting firm.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19	Baker Tilly Netherlands	Exact match	Utrecht, NetherlandsHQ recorded Nov 6, 2026	1,001-5,000	1,024 contacts →
	Exact match “Meer dan cijfers: wij zijn jouw partner in groei Bij Baker Tilly kijken we verder.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20	Polo Ralph Lauren	Exact match	United StatesHQ recorded Nov 6, 2026	n/a	997 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21	SBI Capital Markets	Exact match	Mumbai, IndiaHQ recorded Nov 6, 2026	201-500	963 contacts →
	Exact match “SBI Capital Markets Limited (SBICAPS) is registered with SEBI as a Category I Merchant Banker (Registration No.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22	Eight Advisory	Exact match	Paris, FranceHQ recorded Nov 6, 2026	501-1,000	931 contacts →
	Exact match “Eight Advisory, Europe's leading independent advisory firm specialising in financial, operational and strategy consulting, is involved in transactions, restructuring and…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23	Mastertrust	Exact match	New Delhi, IndiaHQ recorded Nov 6, 2026	501-1,000	920 contacts →
	Exact match “mastertrust Group is one of the leading financial services company in India.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24	Accuracy	Exact match	Paris, SingaporeHQ recorded Nov 6, 2026	501-1,000	913 contacts →
	Exact match “Accuracy is a wholly independent international consulting firm providing advice to company management and shareholders for their strategic or critical decisions, notably in…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25	4fin Better Together	Exact match	Praha 4, Czech RepublicHQ recorded Nov 6, 2026	1,001-5,000	896 contacts →
	Exact match “Profesionální a komplexní majetkové poradenství.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

RevenueBase SmartSearch

Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.

This list uses Exact for “portfolio company advisory services”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.

Showing 25 of 48,251 portfolio company advisory services worldwide

See the full list, filter by size, metro and specialty, and access 112,156 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Portfolio company advisory services worldwide at a glance

As of Nov 6, 2026

31.1%Verified-email coverage

7.5Average contacts per company

1-10Median size (employees)

3.0%Largest-city concentration · London

Nov 6, 2026Page data refreshed

Companies by employee count

1-10

36,518

11-50

9,156

51-200

1,576

201-500

361

501-1,000

109

1,001-5,000

5,001-10,000

10001+

Email recency is reported on each country list linked below.

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.
Coverage: Every country. Country and city lists for portfolio company advisory services are linked below.
What qualifies: Company records worldwide whose business descriptions match “portfolio company advisory services” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch: Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview: The public preview omits records without a verified work email. 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 112,156 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh: This page's figures were pulled from the company graph on November 6, 2026. Lists refresh periodically as the graph is re-checked.
Record context: Company records and descriptions can change. Check the company's website for its current services and locations.

Portfolio company advisory services by location

227 lists · largest first

Every Portfolio company advisory services list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

Cities

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 “portfolio company advisory services”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many portfolio company advisory services are there worldwide?

RevenueBase identified 48,251 company matches for portfolio company advisory services worldwide as of November 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

Ey-Parthenon tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which country has the most portfolio company advisory services?

The United States leads with 10,921 companies, followed by the United Kingdom (3,177) and India (2,228). Every portfolio company advisory services list by country and city is linked on this page.

Which city has the most portfolio company advisory services?

London leads with 1469 company records, followed by New York (1002) and Sao Paulo (795).

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 112,156 professional contacts with verified work emails tracked across these 48,251 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on November 6, 2026.

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About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.