Company lists · Data refreshed November 2026

Top 25 Invoice processing outsourcers worldwide

RevenueBase identified 812 company matches for invoice processing outsourcers worldwide as of November 2026 and tracks 17,725 professional contacts across them, including 2,163 with verified work emails. India is the largest market and Sao Paulo the largest hub.

This list covers company matches for invoice processing outsourcers 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 invoice processing outsourcers 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
812Companies
17,725Contacts tracked
2,163Verified emails
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The 25 largest invoice processing outsourcers worldwide

Ranked by team size
Top 25 of 812 company matches for invoice processing outsourcers 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.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchGrenoble, FranceHQ recorded Nov 6, 202610001+3,280 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchManila, PhilippinesHQ recorded Nov 6, 2026501-1,000916 contacts →

Exact match

“IQ BackOffice is the leading accounting Business Process Outsourcing and Automation provider, offering 99.97% quality and up to 68% savings to companies around the globe.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchSanta Clara, CA, United StatesHQ recorded Nov 6, 2026n/a698 contacts →

Exact match

“Data Entry Solution is one of the leading back office solution providers based in California.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchChennai, IndiaHQ recorded Nov 6, 2026201-500572 contacts →

Exact match

“Cameo Corporate Services Limited is a Business Process Outsourcing firm headquartered in Chennai, India.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchDover, DE, United StatesHQ recorded Nov 6, 2026201-500476 contacts →

Exact match

“Velan Info Services is a leading multidisciplinary service provider with its clients across the globe.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchBudapest, HungaryHQ recorded Nov 6, 2026201-500340 contacts →

Exact match

“Process Solutions (PS) is a group providing Business Process Outsourcing services, operating an independent accounting business in the Central European region.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchMoka, MauritiusHQ recorded Nov 6, 2026501-1,000326 contacts →

Exact match

“BDO Solutions is a Business Services & Outsourcing company located in Mauritius and forms part of the international BDO network, which extends across 166 countries and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchEspoo, FinlandHQ recorded Nov 6, 20265,001-10,000281 contacts →

Exact match

“As part of GEP, a global leader in AI-driven procurement and supply chain solutions, we deliver e-invoicing, O2C and P2P messaging, AP automation and advanced procurement…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchKuopio, FinlandHQ recorded Nov 6, 2026201-500266 contacts →

Exact match

“Ropo is the Nordic market leader and original pioneer, transforming the invoicing flow end-to-end.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchKraków Old Town, PolandHQ recorded Nov 6, 20261,001-5,000220 contacts →

Exact match

“ℹ Sterling – The Missing Piece to Your Business Success Looking for seamless customer service, smarter credit management, or efficient debt recovery?”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchSaint-petersburg, RussiaHQ recorded Nov 6, 2026n/a206 contacts →

Exact match

“Artec provides outsourcing for F&A and Procurement processes by using state of the art technologies and lean thinking approach for business flow re-engineering.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchEcht, NetherlandsHQ recorded Nov 6, 202651-200193 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchAmadora, PortugalHQ recorded Nov 6, 202651-200184 contacts →

Exact match

“A B2B coloca conhecimento e experiência ao serviço dos seus Clientes em áreas críticas como Tecnologias de Informação, Contabilidade, Faturação, Gestão e Desenvolvimento de…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchSantiago, ChileHQ recorded Nov 6, 202651-200183 contacts →

Exact match

“BST es una empresa que entrega soluciones especializadas de BPO, combinando tecnología, experiencia y un acompañamiento cercano para transformar procesos clave de negocio.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchMandaluyong, PhilippinesHQ recorded Nov 6, 2026201-500147 contacts →

Exact match

“OUR COMPANY PROFILE: Compliant Business Processing Philippines, Inc.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchUnited StatesHQ recorded Nov 6, 20261,001-5,000145 contacts →

Exact match

“Regulus Group is the premier provider of outsourced billing and payment services designed to accelerate cash, improve corporate productivity and reduce overall management costs.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchSydney, AustraliaHQ recorded Nov 6, 202651-200134 contacts →

Exact match

“Proowrx is an Australian-owned outsourcing partner trusted by mortgage brokers and accountants across Australia.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchHonolulu, HI, United StatesHQ recorded Nov 6, 202651-200133 contacts →

Exact match

“Vertaccount is a boutique Finance and Accounting Outsourcing provider with offices and affiliates in the United States, Australia, Singapore and the Philippines.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchSão Carlos, BrazilHQ recorded Nov 6, 202651-200111 contacts →

Exact match

“Organização Mecano Contábil”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchAnaheim, FL, United StatesHQ recorded Nov 6, 2026201-50092 contacts →

Exact match

“Since 1996, InfoSend has provided innovative solutions for organizations seeking eBilling, ePayment, Data Processing, and BillPrint & Mail services.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchUnited StatesHQ recorded Nov 6, 202651-20088 contacts →

Exact match

“A national Business Process Outsourcing company that is proud to have a strong customer base of government and corporate clients.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchMilan, ItalyHQ recorded Nov 6, 202651-20081 contacts →

Exact match

“IDC – Indicom Document Care is an Italian company specialized in digital solutions and outsourced services, with the aim of optimizing business processes and information…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchIndiaHQ recorded Nov 6, 2026201-50077 contacts →

Exact match

“Skylark is a professionally managed company engaged in providing BPO services.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchPortland, OR, United StatesHQ recorded Nov 6, 202651-20076 contacts →

Exact match

“Symbeo helps businesses everywhere build efficiencies between payors and payees for corporate accounts payable (AP) business-to-business transactions with true AP automation.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchSalamander Bay, AustraliaHQ recorded Nov 6, 2026201-50076 contacts →

Exact match

“Maugle Data Processing Center (MDPC) was established in August, 2015 as a Business Process Outsourcing (BPO) company that specialises in providing managed operations and services…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 25 of 812 invoice processing outsourcers worldwide

See the full list, filter by size, metro and specialty, and access 2,163 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Invoice processing outsourcers worldwide at a glance

As of Nov 6, 2026
12.2%Verified-email coverage
21.8Average contacts per company
11-50Median size (employees)
3.2%Largest-city concentration · Sao Paulo
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
362
11-50
268
51-200
108
201-500
45
501-1,000
9
1,001-5,000
9
5,001-10,000
3
10001+
3

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 invoice processing outsourcers are linked below.
What qualifies
Company records worldwide whose business descriptions match “invoice processing outsourcers” 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 2,163 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.

Invoice processing outsourcers by location

3 lists · largest first

Every Invoice processing outsourcers list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

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 “invoice processing outsourcers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many invoice processing outsourcers are there worldwide?

RevenueBase identified 812 company matches for invoice processing outsourcers 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?

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

Which country has the most invoice processing outsourcers?

India leads with 173 companies, followed by Brazil (119) and the United States (110). Every invoice processing outsourcers list by country and city is linked on this page.

Which city has the most invoice processing outsourcers?

Sao Paulo leads with 26 company records, followed by Ahmedabad (21) and Bangalore (20).

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 2,163 professional contacts with verified work emails tracked across these 812 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.