Company lists · Data refreshed November 2026

Top 25 Invoice processing firms based in the United States

RevenueBase identified 215 company matches for invoice processing firms associated with the United States as of November 2026 and tracks 12,545 professional contacts across them, including 4,810 with verified work emails. New York is the largest hub.

This list covers company matches for invoice processing firms associated with the United States, 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.

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
215Companies
12,545Contacts tracked
4,810Verified emails
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The 25 largest invoice processing firms based in the United States

Ranked by team size
Top 25 of 215 company matches for invoice processing firms based in the United States, 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 matchBellevue, WA, United StatesHQ recorded Nov 6, 20265,001-10,0006,229 contacts →

Exact match

“SAP Concur is the world’s leading brand for integrated travel, expense, and invoice management solutions, driven by a relentless pursuit to simplify and automate these everyday…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchArlington, VA, United StatesHQ recorded Nov 6, 2026201-5001,040 contacts →

Exact match

“From one picture to the big picture!”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchMountain View, CA, United StatesHQ recorded Nov 6, 2026201-500372 contacts →

Exact match

“Stampli helps finance teams achieve stress-free finance by through a Procure-to-Pay solution that works for you.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchSan Francisco, CA, United StatesHQ recorded Nov 6, 2026501-1,000369 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 · Nov 6, 2026 · View company records in RevenueBase
5Exact matchNorcross, GA, United StatesHQ recorded Nov 6, 20261,001-5,000254 contacts →

Exact match

“TransCentra is one of the largest and most trusted billing and payments providers in the U.S.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchSan Francisco, CA, United StatesHQ recorded Nov 6, 202651-200231 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 · Nov 6, 2026 · View company records in RevenueBase
7Exact matchSt. Louis, MO, United StatesHQ recorded Nov 6, 202651-200125 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 · Nov 6, 2026 · View company records in RevenueBase
8Exact matchBoston, MA, United StatesHQ recorded Nov 6, 202651-200100 contacts →

Exact match

“MineralTree provides the easiest to use Accounts Payable (AP) and Payment Automation solutions for finance professionals.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchRichmond, VA, United StatesHQ recorded Nov 6, 2026201-50095 contacts →

Exact match

“Paymerang provides a streamlined finance automation platform that brings Accounts Payable departments into the modern age.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact 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
11Exact matchPlaya Vista, CA, United StatesHQ recorded Nov 6, 202651-20090 contacts →

Exact match

“Vroozi-the leading business spend management, marketplace, and accounts payable invoice automation platform for mid-market and enterprise organizations-makes business purchasing…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchTampa, FL, United StatesHQ recorded Nov 6, 202651-20084 contacts →

Exact match

“Get paid an average of 36% faster than your existing accounts receivable (AR) processes with the only AR automation and digital invoicing platform built for B2B companies.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchTempe, OH, United StatesHQ recorded Nov 6, 202651-20077 contacts →

Exact match

“Zebraworks helps law firms accelerate every stage of cash flow by eliminating barriers with automated billing workflows that accelerate collections and deliver seamless online…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact 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
15Exact matchLos Angeles, CA, United StatesHQ recorded Nov 6, 202651-20071 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 · Nov 6, 2026 · View company records in RevenueBase
16Exact matchBeaverton, OR, United StatesHQ recorded Nov 6, 202651-20064 contacts →

Exact match

“Nvoicepay streamlines the way companies pay their accounts payable invoices through electronic payments.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchSan Francisco, CA, United StatesHQ recorded Nov 6, 202651-20063 contacts →

Exact match

“Skyline Payments powers B2B transactions for small and midsize businesses, directly integrating payments into ERP, accounting, and eCommerce systems.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchDecatur, AL, United StatesHQ recorded Nov 6, 202651-20053 contacts →

Exact match

“Corporate Billing is a factoring company which started in 1995 with the purpose of providing companies the ability to leverage commercial accounts receivable to meet current cash…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchDenver, CO, United StatesHQ recorded Nov 6, 202651-20053 contacts →

Exact match

“Businesses come to PaySimple with a simple, but important need – a better way to accept payments.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchAliso Viejo, United StatesHQ recorded Nov 6, 202651-20047 contacts →

Exact match

“Transcepta automates the AP process, end to end.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchIrvine, CA, United StatesHQ recorded Nov 6, 202611-5038 contacts →

Exact match

“Emendate is Leading Freight Invoice Verification and Payment Company with its presence all over the globe.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchPortland, OR, United StatesHQ recorded Nov 6, 202651-20037 contacts →

Exact match

“Ascend is a leading provider of Accounts Payable (AP) automation solutions for medium and large enterprises in the cloud.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchPortland, OR, United StatesHQ recorded Nov 6, 202611-5034 contacts →

Exact match

“At Zapro, we are committed to revolutionizing the procurement and invoicing landscape by providing innovative, user-friendly, and reliable solutions for businesses of all sizes.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchOlympia, WA, United StatesHQ recorded Nov 6, 202651-20033 contacts →

Exact match

“Why Factor With Orange Commercial Credit?”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchMount Laurel, NJ, United StatesHQ recorded Nov 6, 202651-20032 contacts →

Exact match

“About Conversion Technologies International, Inc.”

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

Showing 25 of 215 invoice processing firms based in the United States

See the full list, filter by size, metro and specialty, and access 4,810 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Invoice processing firms based in the United States at a glance

As of Nov 6, 2026
38.3%Verified-email coverage
58.3Average contacts per company
11-50Median size (employees)
4.2%Largest-city concentration · New York
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
74
11-50
77
51-200
46
201-500
9
501-1,000
3
1,001-5,000
4
5,001-10,000
2

Email recency for this list is measured worldwide rather than for United States, so it is reported there. Company counts and contact totals on this page are exact for United States, over 215 companies.

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.
What qualifies
Company records associated with the United States whose business descriptions match “invoice processing firms” 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. Where headquarters information is recorded, preview rows are also filtered to this page’s location. 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 4,810 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.

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 firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many invoice processing firms are there based in the United States?

RevenueBase identified 215 company matches for invoice processing firms associated with the United States 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?

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

Which city has the most invoice processing firms?

New York leads with 9 company records, followed by San Francisco (7) and Los Angeles (6).

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 4,810 professional contacts with verified work emails tracked across these 215 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.