Company lists · Data refreshed September 2026

Top 25 Invoice processing outsourcing services worldwide

RevenueBase identified 705 company matches for invoice processing outsourcing services worldwide as of September 2026 and tracks 14,132 professional contacts across them, including 3,580 with verified work emails. India is the largest market and Sao Paulo the largest hub.

This list covers company matches for invoice processing outsourcing 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 September 28, 2026. Country and city lists for invoice processing outsourcing 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 Sep 28, 2026 How this list was built
705Companies
14,132Contacts tracked
3,580Verified emails
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The 25 largest invoice processing outsourcing services worldwide

Ranked by team size
Top 25 of 705 company matches for invoice processing outsourcing services worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 28, 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 matchEspoo, FinlandHQ recorded Sep 28, 20261,001-5,0001,556 contacts →

Exact match

“Basware is how the world’s best finance teams gain complete control of every invoice, every time.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
2Exact matchManila, PhilippinesHQ recorded Sep 28, 2026501-1,000831 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 · Sep 28, 2026 · View company records in RevenueBase
3Exact matchLinköping, SwedenHQ recorded Sep 28, 2026501-1,000784 contacts →

Exact match

“Medius links invoice capture, processing, and payment to replace the worry and wondering of managing AP with calm and confidence.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
4Exact matchChennai, IndiaHQ recorded Sep 28, 2026201-500527 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
5Exact matchSan Francisco, CA, United StatesHQ recorded Sep 28, 2026501-1,000359 contacts →

Exact match

“Leading AP automation software | Reduce processing cost by 90%| For large and mid-sized companies | Our customers include DHL, Danone, HSBC, Kuehne + Nagel, and Air France KLM.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
6Exact matchMoka, MauritiusHQ recorded Sep 28, 2026501-1,000310 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 · Sep 28, 2026 · View company records in RevenueBase
7Exact matchEspoo, FinlandHQ recorded Sep 28, 20265,001-10,000300 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 · Sep 28, 2026 · View company records in RevenueBase
8Exact matchPlano, TX, United StatesHQ recorded Sep 28, 2026501-1,000298 contacts →

Exact match

“At Circulus, we provide Product and Service Offerings designed to Optimize, Augment, and Automate AP Processes.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
9Exact matchKuopio, FinlandHQ recorded Sep 28, 2026201-500247 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 · Sep 28, 2026 · View company records in RevenueBase
10Exact matchSan Francisco, CA, United StatesHQ recorded Sep 28, 202651-200207 contacts →

Exact match

“Nanonets agents understand key details in files – like invoices, POs, BoL & clinical documents – work through complex processes and act with transparency, making them the most…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
11Exact matchSaint-petersburg, RussiaHQ recorded Sep 28, 2026n/a197 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 · Sep 28, 2026 · View company records in RevenueBase
12Exact matchKraków Old Town, PolandHQ recorded Sep 28, 20261,001-5,000186 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 · Sep 28, 2026 · View company records in RevenueBase
13Exact matchEcht, NetherlandsHQ recorded Sep 28, 202651-200160 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
14Exact matchUnited StatesHQ recorded Sep 28, 20261,001-5,000132 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 · Sep 28, 2026 · View company records in RevenueBase
15Exact matchWitney, United KingdomHQ recorded Sep 28, 202651-200130 contacts →

Exact match

“Webexpenses is a leading provider of Expense Management, Invoice Processing, and Payments solutions, helping businesses of all sizes across 70+ countries streamline processes and…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
16Exact matchSt. Louis, MO, United StatesHQ recorded Sep 28, 202651-200124 contacts →

Exact match

“Since 1994, DataServ has delivered Accounts Payable invoice automation solutions that enable accounting teams to eliminate data entry, increase accuracy, and focus on higher-value…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
17Exact matchBerlin, GermanyHQ recorded Sep 28, 202651-200118 contacts →

Exact match

“With Candis, you'll realize how relaxed invoice management can be.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
18Exact matchSão Carlos, BrazilHQ recorded Sep 28, 202651-200108 contacts →

Exact match

“Organização Mecano Contábil”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
19Exact matchAmstelveen, NetherlandsHQ recorded Sep 28, 202651-20089 contacts →

Exact match

“Every finance leader faces the same challenge: do more, spend less.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
20Exact matchPortland, OR, United StatesHQ recorded Sep 28, 202651-20075 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 · Sep 28, 2026 · View company records in RevenueBase
21Exact matchLos Angeles, CA, United StatesHQ recorded Sep 28, 202651-20075 contacts →

Exact match

“Symtrax delivers solutions that streamline AP/AR processing, ensure compliance, and integrate seamlessly with the ERP systems of mid-sized and large companies.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
22Exact matchMilan, ItalyHQ recorded Sep 28, 202651-20072 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 · Sep 28, 2026 · View company records in RevenueBase
23Exact matchIndiaHQ recorded Sep 28, 2026201-50071 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
24Exact matchVadodara, IndiaHQ recorded Sep 28, 2026201-50059 contacts →

Exact match

“Founded in 2015, Taskflow Answer has aggressively grown to 150-plus employees.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
25Exact matchBerlin, GermanyHQ recorded Sep 28, 202651-20058 contacts →

Exact match

“Seit 25 Jahren zählt die nexnet zu den führenden Outsourcing-Dienstleistern für (Subscription-)Billing und Debitorenmanagement.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase

Showing 25 of 705 invoice processing outsourcing services worldwide

See the full list, filter by size, metro and specialty, and access 3,580 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Invoice processing outsourcing services worldwide at a glance

As of Sep 28, 2026
25.3%Verified-email coverage
20.0Average contacts per company
11-50Median size (employees)
2.1%Largest-city concentration · Sao Paulo
Sep 28, 2026Page data refreshed

Companies by employee count

1-10
319
11-50
242
51-200
89
201-500
26
501-1,000
11
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 outsourcing services are linked below.
What qualifies
Company records worldwide whose business descriptions match “invoice processing outsourcing 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 3,580 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 September 28, 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 outsourcing services by location

4 lists · largest first

Every Invoice processing outsourcing services 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 outsourcing services”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many invoice processing outsourcing services are there worldwide?

RevenueBase identified 705 company matches for invoice processing outsourcing services worldwide as of September 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?

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

Which country has the most invoice processing outsourcing services?

India leads with 122 companies, followed by the United States (106) and Brazil (79). Every invoice processing outsourcing services list by country and city is linked on this page.

Which city has the most invoice processing outsourcing services?

Sao Paulo leads with 15 company records, followed by Ahmedabad (12) and Bangalore (9).

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 3,580 professional contacts with verified work emails tracked across these 705 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 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 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.