Company lists · Data refreshed October 2026
Top 23 Business process outsourcing service providers based in Milan, Italy
RevenueBase identified 46 business process outsourcing service providers headquartered in Milan, Italy as of October 2026 and tracks 2,159 professional contacts across them, including 737 with verified work emails. Across Italy, Milan is the largest hub for this category.
This list covers business process outsourcing service providers headquartered in Milan, 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 October 1, 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.
The 23 largest business process outsourcing service providers based in Milan, Italy
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 304 contacts → | ||||
Partial evidence “Zeta Service è specializzata in paghe e amministrazione del personale in outsourcing.” Source: RevenueBase Database · checked Oct 1, 2026Thanks. The Data Team will review it. | |||||
| 2 | 255 contacts → | ||||
Indirect evidence “Mediacom è un’azienda multiservice nata nel 1998 che offre il proprio supporto operativo e consulenziale, gestendo tutte le attività che coinvolgono il Cliente Finale e le…” Source: RevenueBase Database · checked Oct 1, 2026Thanks. The Data Team will review it. | |||||
| 3 | 201 contacts → | ||||
Strong evidence “Winflow è l’azienda partner del Gruppo De Pasquale, specializzata in Business Process Outsourcing per la gestione di interi processi aziendali o alcune attività: Customer Service…” Source: RevenueBase Database · checked Oct 1, 2026Thanks. The Data Team will review it. | |||||
| 4 | 193 contacts → | ||||
Indirect evidence “document managment” Source: RevenueBase Database · checked Oct 1, 2026Thanks. The Data Team will review it. | |||||
| 5 | 192 contacts → | ||||
Strong evidence “Siamo un provider di Soluzioni di Business impegnato a realizzare sviluppo e innovazione per le aziende clienti, attraverso la fornitura in outsourcing di soluzioni e processi…” Source: RevenueBase Database · checked Oct 1, 2026Thanks. The Data Team will review it. | |||||
| 6 | 176 contacts → | ||||
Strong evidence “Player riconosciuto nel mercato del Business Process Outsourcing (BPO), Bassilichi si posiziona quale partner di riferimento per Banche, Aziende ed Enti della PP.” Source: RevenueBase Database · checked Oct 1, 2026Thanks. The Data Team will review it. | |||||
| 7 | 132 contacts → | ||||
Strong evidence “MSA Mizar is a European leader in Business Process Outsourcing (BPO) for the insurance industry, specializing specialized in claims management.” Source: RevenueBase Database · checked Oct 1, 2026Thanks. The Data Team will review it. | |||||
| 8 | 90 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 Oct 1, 2026Thanks. The Data Team will review it. | |||||
| 9 | 72 contacts → | ||||
Indirect evidence “PMC PLUS FA CRESCERE LA TUA AZIENDA!” Source: RevenueBase Database · checked Oct 1, 2026Thanks. The Data Team will review it. | |||||
| 10 | 33 contacts → | ||||
Partial evidence “Unilinea nasce nel e nel corso del tempo si specializza nella gestione dei servizi in outsourcing nel settore bancario e finanziario, permettendo alle aziende di dedicare risorse…” Source: RevenueBase Database · checked Oct 1, 2026Thanks. The Data Team will review it. | |||||
| 11 | 27 contacts → | ||||
Strong evidence “C4B è specializzata nell’erogazione di servizi di Direct Marketing, di Business Process Outsourcing e IT.” Source: RevenueBase Database · checked Oct 1, 2026Thanks. The Data Team will review it. | |||||
| 12 | 25 contacts → | ||||
Indirect evidence “S.IN.T.” Source: RevenueBase Database · checked Oct 1, 2026Thanks. The Data Team will review it. | |||||
| 13 | 24 contacts → | ||||
Strong evidence “Dal 2008, Jolen Group è l’hub di intelligence e partner BPO (Business Process Outsourcing) strategico per i mercati Energy, Telco, Call Center e Agenzie di Vendita.” Source: RevenueBase Database · checked Oct 1, 2026Thanks. The Data Team will review it. | |||||
| 14 | 23 contacts → | ||||
Indirect evidence “Una storia di valori.” Source: RevenueBase Database · checked Oct 1, 2026Thanks. The Data Team will review it. | |||||
| 15 | 13 contacts → | ||||
Partial evidence “STUDIO PAGANI PAYROLL rappresenta una delle più dinamiche realtà nel settore dei servizi di outsourcing per l’amministrazione del personale.” Source: RevenueBase Database · checked Oct 1, 2026Thanks. The Data Team will review it. | |||||
| 16 | 10 contacts → | ||||
Strong evidence “Siamo un provider di Soluzioni di Business impegnato a realizzare sviluppo e innovazione per le aziende clienti, attraverso la fornitura in outsourcing di soluzioni e processi…” Source: RevenueBase Database · checked Oct 1, 2026Thanks. The Data Team will review it. | |||||
| 17 | 8 contacts → | ||||
Partial evidence “Sales Hub Connect è un partner strategico che offre soluzioni in outsourcing per la crescita del business e l'ottimizzazione dei costi nelle aziende.” Source: RevenueBase Database · checked Oct 1, 2026Thanks. The Data Team will review it. | |||||
| 18 | 6 contacts → | ||||
Partial evidence “QuintoJob offre servizi in outsourcing al mercato finanziario e assicurativo.” Source: RevenueBase Database · checked Oct 1, 2026Thanks. The Data Team will review it. | |||||
| 19 | 4 contacts → | ||||
Strong evidence “Sanmarco Consulting è il DNA hi-tech del Gruppo De Pasquale, che da oltre 40 anni è specializzato in servizi di BPO (business process outsourcing) Un DNA in continua evoluzione…” Source: RevenueBase Database · checked Oct 1, 2026Thanks. The Data Team will review it. | |||||
| 20 | 4 contacts → | ||||
Indirect evidence “Dalla Partita IVA alla gestione contabile della tua attività, ti affianchiamo in modo chiaro e continuativo per aiutarti a prendere sempre le decisioni giuste.” Source: RevenueBase Database · checked Oct 1, 2026Thanks. The Data Team will review it. | |||||
| 21 | 3 contacts → | ||||
Partial evidence “GUIDIAMO LA TUA CRESCITA AZIENDALE Dal con un team prevalentemente al femminile, offriamo servizi di outsourcing globale e settoriale.” Source: RevenueBase Database · checked Oct 1, 2026Thanks. The Data Team will review it. | |||||
| 22 | 3 contacts → | ||||
Partial evidence “Offriamo servizi di BPO (Back Office OutSourcing) alle imprese: gestiamo tutte le funzioni e le operazioni amministrative per aiutare le società a evolvere verso un modello di…” Source: RevenueBase Database · checked Oct 1, 2026Thanks. The Data Team will review it. | |||||
| 23 | 3 contacts → | ||||
Partial evidence “Alive è una società di outsourcing con molteplici attività, settori e servizi.” Source: RevenueBase Database · checked Oct 1, 2026Thanks. The Data Team will review it. | |||||
RevenueBase Smart Search
RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: business process outsourcing service providers. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.
- Strong evidence
- The company's own public description of its business names business process outsourcing service providers.
- Partial evidence
- Its own public description names part of business process outsourcing service providers, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name business process outsourcing service providers. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.
RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.
Showing 23 of 46 business process outsourcing service providers based in Milan, Italy
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Business process outsourcing service providers based in Milan, Italy at a glance
As of Oct 1, 2026Companies by employee count
Email recency for this list is measured across the whole Italy list rather than for Milan, so it is reported there. Company counts and contact totals on this page are exact for Milan, over 46 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 business process outsourcing service providers, 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 Milan, Italy whose own description of what they do matches “business process outsourcing service providers”. 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 business process outsourcing service providers), 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 business process outsourcing service providers, and records with no verified work email. Companies headquartered outside Milan 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, 737 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 October 1, 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 business process outsourcing service providers, 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 business process outsourcing service providers are there based in Milan, Italy?
RevenueBase identified 46 business process outsourcing service providers headquartered in Milan, Italy as of October 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?
Zeta Service, headquartered in Milan, tops this list with the largest team on record.
Which city in Italy has the most business process outsourcing service providers?
Milan leads Italy with 46 headquartered companies, followed by Rome (19) and Turin (11).
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 737 verified decision-maker contacts tracked across these 46 companies.
How current is this list?
The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on October 1, 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.
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