Company lists · Data refreshed September 2026

Top 25 Accounting companies based in Italy

This directory lists 2,533 accounting companies based in Italy, with 14,974 business contacts and 4,557 email addresses available as of September 2026. Milano is the single most-represented city among the companies on this list.

Accounting companies provide services such as bookkeeping, financial reporting, tax preparation, auditing, payroll support, and financial advisory work for businesses and other organizations. This list covers companies that provide accounting, bookkeeping, tax, audit, payroll, or related financial reporting services to business clients. Ranked by team size, largest first. Data current as of September 7, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, 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 HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 7, 2026 86% judged on-target in blind review
2,533Companies
14,974Contacts tracked
4,557Verified emails
623Mobile numbers
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The 25 largest accounting companies based in Italy

Ranked by team size
Top 25 of 2,533 accounting companies based in Italy, ranked by team size, largest first. Data refreshed Sep 7, 2026. RevenueBase Smart Search rates how each company's information relates to accounting companies: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Indirect evidenceMilan, ItalyHQ checked Sep 7, 20261,001-5,0001,289 contacts →

“BDO is one of the main Global Organisation of business professional services.”

Source: company website · checked Sep 7, 2026
2Indirect evidenceMilan, ItalyHQ checked Sep 7, 202610001+406 contacts →

“Deloitte è tra le più grandi realtà nei servizi professionali alle imprese in Italia, dove è presente da circa 100 anni.”

Source: company website · checked Sep 7, 2026
3Indirect evidenceMilan, ItalyHQ checked Sep 7, 2026201-500268 contacts →

“Società consulenza aziendale, revisione e organizzazione contabile associata al network internazionale Nexia.”

Source: company website · checked Sep 7, 2026
4Indirect evidenceMilano, ItalyHQ checked Sep 7, 2026201-500115 contacts →

“As attorneys, tax advisers, management and IT consultants and auditors, we are present with 110 own offices in around 50 countries.”

Source: company website · checked Sep 7, 2026
5Indirect evidenceMilano, ItalyHQ checked Sep 7, 202651-200100 contacts →

“LDP è uno Studio Professionale Multidisciplinare Internazionale fondato nel 1993, specializzato nell’offerta integrata di servizi premium in ambito fiscale, contabile, legale…”

Source: company website · checked Sep 7, 2026
6Indirect evidenceI - 39100 Bolzano (bz), ItalyHQ checked Sep 7, 202651-20092 contacts →

“HAGER & PARTNERS is an independent consultancy firm for national and international tax and company law, corporate finance and auditing based in Milan, Bolzano and Rome.”

Source: company website · checked Sep 7, 2026
7Indirect evidenceMilan, ItalyHQ checked Sep 7, 202611-5086 contacts →

“L'ordine dei Dottori Commercialisti e degli Esperti Contabili di Milano ha 10066 iscritti.”

Source: company website · checked Sep 7, 2026
8Strong evidenceMilan, ItalyHQ checked Sep 7, 202651-20077 contacts →

“RSM Italy Tax Legal & Advisory is an Italian professional firm offering high value-added consulting services in the tax, legal, accounting, M&A and advisory fields.”

Source: company website · checked Sep 7, 2026
9Indirect evidenceMonza, ItalyHQ checked Sep 7, 20261,001-5,00075 contacts →

“L’Ordine dei Dottori Commercialisti ed Esperti Contabili di Monza e della Brianza (ODCEC MB) è un ente pubblico non economico a carattere associativo con autonomia patrimoniale e…”

Source: company website · checked Sep 7, 2026
10Indirect evidenceReggio Nell'emilia, ItalyHQ checked Sep 7, 202651-20074 contacts →

“Analisi S.p.A.”

Source: company website · checked Sep 7, 2026
11Indirect evidenceMilano, ItalyHQ checked Sep 7, 202651-20070 contacts →
Source: company website · checked Sep 7, 2026
12Indirect evidenceMilano, ItalyHQ checked Sep 7, 202651-20056 contacts →

“TCA Triberti Colombo & Associati è uno studio professionale composto da avvocati, commercialisti e consulenti del lavoro.”

Source: company website · checked Sep 7, 2026
13Indirect evidenceVerona, ItalyHQ checked Sep 7, 202651-20054 contacts →

“Welcome to PKF, a global family of legally independent firms bound together by a shared commitment to quality, integrity and the creation of clarity in a complex regulatory…”

Source: company website · checked Sep 7, 2026
14Strong evidenceMilan, ItalyHQ checked Sep 7, 202651-20053 contacts →

“Spada Partners is an independent full-service Financial, Tax and Accounting Firm.”

Source: company website · checked Sep 7, 2026
15Indirect evidenceMilan, ItalyHQ checked Sep 7, 202651-20051 contacts →

“Studio TDL, founded in 1985, is an independent Italian “full service” firm specialised in tax, corporate and labour consultancy and administrative outsourcing services primarily…”

Source: company website · checked Sep 7, 2026
16Indirect evidenceMilano, ItalyHQ checked Sep 7, 202651-20046 contacts →

“Lo Studio La Croce, fondato dal dottor Giovanni La Croce nel 1975, è una società semplice tra professionisti di dottori commercialisti e revisori contabili che fornisce servizi di…”

Source: company website · checked Sep 7, 2026
17Indirect evidenceBologna, ItalyHQ checked Sep 7, 202611-5045 contacts →

“Founded in 1984, Uniaudit has been providing top-quality professional services as a registered statutory auditor.”

Source: company website · checked Sep 7, 2026
18Indirect evidenceTrento, ItalyHQ checked Sep 7, 202611-5044 contacts →

“Società a responsabilità limitata tra professionisti; Studio integrato di consulenza Aziendale, societaria, fiscale e del lavoro.”

Source: company website · checked Sep 7, 2026
19Indirect evidenceReggio Emilia, ItalyHQ checked Sep 7, 202651-20044 contacts →

“Baldi & Partners opera da oltre 50 anni nell'ambito della consulenza alle aziende.”

Source: company website · checked Sep 7, 2026
20Indirect evidenceMilan, ItalyHQ checked Sep 7, 202611-5039 contacts →

“Mpo è una società di consulenza costituita da Dottori Commercialisti, Revisori Legali e Avvocati, specializzata nella strutturazione e facilitazione di operazioni di aggregazione…”

Source: company website · checked Sep 7, 2026
21Indirect evidencePadova, ItalyHQ checked Sep 7, 202651-20038 contacts →

“Cortellazzo & Soatto was founded in Padua in 1967 as a professional association by Antonio Cortellazzo and Renzo Soatto.”

Source: company website · checked Sep 7, 2026
22Indirect evidenceTurin, ItalyHQ checked Sep 7, 202611-5038 contacts →

“WE ARE CHARTERED ACCOUNTANTS, LAWYERS AND MANAGEMENT CONSULTANTS.”

Source: company website · checked Sep 7, 2026
23Indirect evidenceMilano, ItalyHQ checked Sep 7, 202611-5037 contacts →

“Vanzetta & Associati was established as a professional boutique thanks to over 20-years of experience and intuition of the professional Mara Vanzetta, in partnership with other…”

Source: company website · checked Sep 7, 2026
24Indirect evidenceTorino, ItalyHQ checked Sep 7, 202651-20035 contacts →

“BGR tax and legal è un'associazione professionale di Dottori Commercialisti, Revisori dei Conti, Avvocati e consulenti, costituita nel 1995 e con sedi a Torino, Milano e Firenze e…”

Source: company website · checked Sep 7, 2026
25Indirect evidenceMilano, ItalyHQ checked Sep 7, 202611-5034 contacts →

“AC Avvocati e Commercialisti is comprised of a close-knit team of about 25 professionals - including tax and corporate affairs experts, attorneys and collaborators - who practice…”

Source: company website · checked Sep 7, 2026

Showing 25 of 2,533 accounting companies based in Italy

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Accounting companies based in Italy at a glance

As of Sep 7, 2026
30.4%Verified-email coverage
4.2%Mobile-number coverage
5.9Average contacts per company
1-10Median size (employees)
6.6%Largest-city concentration · Milano
Sep 7, 2026Page data refreshed

Companies by employee count

1-10
1,574
11-50
830
51-200
84
201-500
10
501-1,000
4
1,001-5,000
4
5,001-10,000
1
10001+
2

Freshness & accuracy

How recently the business emails on this list were verified

Email last verified

How this list was built

Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among accounting companies, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
What qualifies
Companies headquartered in Italy whose own description of what they do matches “accounting companies”. Matching reads each company's description, not its industry code or its name.
RevenueBase Smart Search
RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names accounting companies), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
What we exclude
Companies whose own description does not clearly place them among accounting companies, and records with no verified work email. Companies headquartered outside Italy are excluded even when they keep an office there.
Match quality
In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
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 listed company carries at least one verified work email, 4,557 across the full list. 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 7, 2026. Lists refresh periodically as the graph is re-checked.
Corrections
Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.

Frequently asked

How many accounting companies are in the directory?

The directory contains 2,533 accounting companies based in Italy as of September 2026.

How can I find contacts at accounting companies?

The directory includes 14,974 business contacts and 4,557 email addresses associated with the listed accounting companies.

Which city has the most accounting companies on the list?

Milano is the single most-represented city among the accounting companies on this list.

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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 Smart Search, 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.