Company lists · Data refreshed September 2026

Top 25 Employee relations outsourcing companies based in Italy

RevenueBase identified 795 employee relations outsourcing companies headquartered in Italy as of September 2026 and tracks 11,129 professional contacts across them, including 2,828 with verified work emails. Milano is the largest hub.

This list covers employee relations outsourcing companies headquartered in Italy, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 28, 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 28, 2026 86% judged on-target in blind review
795Companies
11,129Contacts tracked
2,828Verified emails
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The 25 largest employee relations outsourcing companies based in Italy

Ranked by team size
Top 25 of 795 employee relations outsourcing companies based in Italy, ranked by team size, largest first. Data refreshed Sep 28, 2026. RevenueBase Smart Search rates how each company's information relates to employee relations outsourcing 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 28, 20265,001-10,0001,717 contacts →

Indirect evidence

“Gi Group Holding is a global ecosystem of integrated HR Services that aims at evolving the Labour Market by creating sustainable, social and economical value, emphasising the…”

Source: RevenueBase Database · checked Sep 28, 2026
2Indirect evidenceMilano, ItalyHQ checked Sep 28, 2026501-1,000573 contacts →

Indirect evidence

“SGB Humangest Holding is a Group with entirely Italian capital, specialized in consulting services for companies and in the research, selection, training and management of human…”

Source: RevenueBase Database · checked Sep 28, 2026
3Indirect evidenceVenezia, ItalyHQ checked Sep 28, 2026n/a406 contacts →

Indirect evidence

“BPO was founded by a group of professionals with decades of experience in the human resources sector and with the aim of providing complete and comprehensive answers to the needs…”

Source: RevenueBase Database · checked Sep 28, 2026
4Indirect evidenceBologna, ItalyHQ checked Sep 28, 20261,001-5,000359 contacts →

Indirect evidence

“Progettiamo e sviluppiamo servizi in appalto nella gestione del personale e degli eventi, integrandoci alla catena del valore del cliente e aumentando il posizionamento del suo…”

Source: RevenueBase Database · checked Sep 28, 2026
5Indirect evidenceTorino, ItalyHQ checked Sep 28, 20261,001-5,000345 contacts →

Indirect evidence

“The ELPE GROUP is a company specializing in the provision of services relating to the use of human resources in production, logistics and marketing activities and processes.”

Source: RevenueBase Database · checked Sep 28, 2026
6Partial evidenceMilano, ItalyHQ checked Sep 28, 2026201-500304 contacts →

Partial evidence

“Zeta Service è specializzata in paghe e amministrazione del personale in outsourcing.”

Source: RevenueBase Database · checked Sep 28, 2026
7Indirect evidenceBonate Sotto, ItalyHQ checked Sep 28, 2026201-500303 contacts →

Indirect evidence

“Le RISORSE UMANE sono la vera energia dell’IMPRESA!”

Source: RevenueBase Database · checked Sep 28, 2026
8Indirect evidenceRome, ItalyHQ checked Sep 28, 2026201-500277 contacts →

Indirect evidence

“Data Management, azienda del gruppo Zucchetti, è leader nel mercato italiano delle soluzioni e dei servizi per l’amministrazione del personale e la gestione delle risorse umane…”

Source: RevenueBase Database · checked Sep 28, 2026
9Indirect evidencePadova, ItalyHQ checked Sep 28, 202651-200216 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 28, 2026
10Indirect evidenceMilan, ItalyHQ checked Sep 28, 2026n/a171 contacts →

Indirect evidence

“Attiva in Italia dal 2005, IQM selezione è una società di ricerca e selezione, formazione e sviluppo delle Risorse Umane con sede a Milano.”

Source: RevenueBase Database · checked Sep 28, 2026
11Indirect evidenceMilan, ItalyHQ checked Sep 28, 202651-200154 contacts →

Indirect evidence

“Siamo Samsic HR Italia S.p.A, un’Agenzia per il Lavoro appartenente al Gruppo multinazionale francese Samsic, tra i leader europei nell'ambito della gestione delle Risorse Umane e…”

Source: RevenueBase Database · checked Sep 28, 2026
12Partial evidenceMilano, ItalyHQ checked Sep 28, 202651-200121 contacts →

Partial evidence

“Toffoletto De Luca Tamajo is a law firm specialising in employment law and HR advisory services for businesses.”

Source: RevenueBase Database · checked Sep 28, 2026
13Partial evidenceMilan, ItalyHQ checked Sep 28, 202651-20090 contacts →

Partial evidence

“Siamo la società di Gi Group Holding – la prima multinazionale italiana del lavoro - specializzata in soluzioni di outsourcing avanzato e consulenza operativa dell’amministrazione…”

Source: RevenueBase Database · checked Sep 28, 2026
14Indirect evidenceUdine, ItalyHQ checked Sep 28, 202611-5077 contacts →

Indirect evidence

“Con Work On Time la vostra azienda ha sempre a disposizione risorse umane qualificate e selezionate.”

Source: RevenueBase Database · checked Sep 28, 2026
15Partial evidenceSesto San Giovanni, ItalyHQ checked Sep 28, 202651-20064 contacts →

Partial evidence

“We provide Advisory, Tax and Payroll services for local and expatriate workforce, as well as outsourcing of personnel department and consultancy services on contracting matters…”

Source: RevenueBase Database · checked Sep 28, 2026
16Indirect evidenceChieti, ItalyHQ checked Sep 28, 202611-5054 contacts →

Indirect evidence

“In Opera è un' Agenzia per il Lavoro nata dall'incontro delle competenze di manager del settore con quella di imprenditori e consulenti operanti nell'ambito industriale e dei…”

Source: RevenueBase Database · checked Sep 28, 2026
17Indirect evidenceRome, ItalyHQ checked Sep 28, 202611-5053 contacts →

Indirect evidence

“ECA Italia è una Società costituita nel 1994 per iniziativa di un gruppo di professionisti italiani accomunati da un'esperienza ventennale nella gestione delle risorse umane e di…”

Source: RevenueBase Database · checked Sep 28, 2026
18Indirect evidenceRimini, ItalyHQ checked Sep 28, 202651-20048 contacts →

Indirect evidence

“Da oltre 20 anni al fianco delle aziende nella gestione delle risorse umane.”

Source: RevenueBase Database · checked Sep 28, 2026
19Indirect evidenceGussago, ItalyHQ checked Sep 28, 202651-20047 contacts →

Indirect evidence

“Intelco è un'azienda italiana Partner ideale di chi vuole riorganizzare la propria struttura, razionalizzare flussi e processi ed integrare tutte le informazioni legate al…”

Source: RevenueBase Database · checked Sep 28, 2026
20Indirect evidenceAssago, ItalyHQ checked Sep 28, 202651-20045 contacts →

Indirect evidence

“Compendium integra servizi professionali ad alta specializzazione e tecnologia proprietaria per trasformare funzioni critiche in un sistema di governance.”

Source: RevenueBase Database · checked Sep 28, 2026
21Indirect evidenceAssago, ItalyHQ checked Sep 28, 202611-5044 contacts →

Indirect evidence

“Ancora presieduta dalla stessa famiglia fondatrice, P&S nasce da un processo di terziarizzazione del reparto amministrazione del personale della società Himont (Gruppo Montedison)…”

Source: RevenueBase Database · checked Sep 28, 2026
22Indirect evidencePadova, ItalyHQ checked Sep 28, 202651-20041 contacts →

Indirect evidence

“Chi siamo Siamo uno Studio di professionisti, coordinati dagli Avv.ti Gianluca Spolverato e Gianni Barillari, che si occupano di organizzazione e gestione delle risorse umane…”

Source: RevenueBase Database · checked Sep 28, 2026
23Indirect evidenceReggio Emilia, ItalyHQ checked Sep 28, 202651-20039 contacts →

Indirect evidence

“Assoservizi è la società di Unindustria Reggio Emilia che sviluppa servizi per l’amministrazione del personale.”

Source: RevenueBase Database · checked Sep 28, 2026
24Indirect evidenceMilan, ItalyHQ checked Sep 28, 2026201-50039 contacts →

Indirect evidence

“Inforgroup, Gruppo De Pasquale.”

Source: RevenueBase Database · checked Sep 28, 2026
25Indirect evidenceCasier, ItalyHQ checked Sep 28, 202611-5038 contacts →

Indirect evidence

“HUNEXT fornisce soluzioni innovative per l'amministrazione, la gestione e lo sviluppo delle Risorse Umane.”

Source: RevenueBase Database · checked Sep 28, 2026

Showing 25 of 795 employee relations outsourcing companies based in Italy

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Employee relations outsourcing companies based in Italy at a glance

As of Sep 28, 2026
25.4%Verified-email coverage
14.0Average contacts per company
1-10Median size (employees)
9.2%Largest-city concentration · Milano
Sep 28, 2026Page data refreshed

Companies by employee count

1-10
479
11-50
231
51-200
49
201-500
18
501-1,000
5
1,001-5,000
4
5,001-10,000
3
10001+
1

Email recency for this list is measured worldwide rather than for Italy, so it is reported there. Company counts and contact totals on this page are exact for Italy, over 795 companies.

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 employee relations outsourcing 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 “employee relations outsourcing 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 employee relations outsourcing 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 employee relations outsourcing 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, 2,828 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 28, 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

What is RevenueBase Smart Search?

RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its 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 the category the list is about. Each row is rated strong evidence when the company's own description names employee relations outsourcing companies, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.

How many employee relations outsourcing companies are there based in Italy?

RevenueBase identified 795 employee relations outsourcing companies headquartered in Italy as of September 2026, matched on each company's own description of what it does rather than its industry code.

What is the largest company on this list?

GI Group Holding, headquartered in Italy, tops this list with the largest team on record.

Which city has the most employee relations outsourcing companies?

Milano leads with 73 headquartered companies, followed by Roma (42) and Torino (33).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 2,828 verified decision-maker contacts tracked across these 795 companies.

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.

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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.