Company lists · Data refreshed September 2026

Top 25 Invoicing companies based in the United States

RevenueBase identified 238 company matches for invoicing companies associated with the United States as of September 2026 and tracks 1,813 professional contacts across them, including 683 with verified work emails. San Francisco is the largest hub.

This list covers company matches for invoicing companies 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 September 21, 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 Sep 21, 2026 How this list was built
238Companies
1,813Contacts tracked
683Verified emails
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The 25 largest invoicing companies based in the United States

Ranked by team size
Top 25 of 238 company matches for invoicing companies based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 21, 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 matchMiami, FL, United StatesHQ recorded Sep 21, 2026201-500331 contacts →

Exact match

“Finally is a fast growing fintech company whose mission is to help small & medium sized businesses automate their accounting and finance.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
2Exact matchAtlanta, GA, United StatesHQ recorded Sep 21, 202651-200192 contacts →

Exact match

“Rev.io is the only provider to seamlessly integrate native communication billing, professional service automation (PSA), and payment processing-delivering a comprehensive…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
3Exact matchFully Remote, United StatesHQ recorded Sep 21, 202651-20074 contacts →

Exact match

“We handle the financial operations so small businesses don’t have to.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
4Exact matchSan Francisco, CA, United StatesHQ recorded Sep 21, 202651-20056 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 · Sep 21, 2026 · View company records in RevenueBase
5Exact matchDenver, CO, United StatesHQ recorded Sep 21, 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 · Sep 21, 2026 · View company records in RevenueBase
6Exact matchKnoxville, TN, United StatesHQ recorded Sep 21, 202651-20036 contacts →

Exact match

“Entrepreneurs and small businesses have a passion for their products or services.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
7Exact matchIrvine, CA, United StatesHQ recorded Sep 21, 202611-5032 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 · Sep 21, 2026 · View company records in RevenueBase
8Exact matchSan Francisco, United StatesHQ recorded Sep 21, 202611-5029 contacts →

Exact match

“It's time to wave goodbye to old-school billing and analytics software.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
9Exact matchSt. Petersburg, FL, United StatesHQ recorded Sep 21, 202611-5028 contacts →

Exact match

“Net-30 is good, but Net-2 is even better.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
10Exact matchCoral Gables, FL, United StatesHQ recorded Sep 21, 202611-5028 contacts →

Exact match

“Due Diligence is an online accounting and consulting service that saves you time so you can focus on what is most important to your business.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
11Exact matchOlympia, WA, United StatesHQ recorded Sep 21, 202651-20027 contacts →

Exact match

“Why Factor With Orange Commercial Credit?”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
12Exact matchAustin, TX, United StatesHQ recorded Sep 21, 202611-5024 contacts →

Exact match

“Invoice Home is a leading invoice generating software designed for the invoicing needs of small businesses, freelancers, and entrepreneurs worldwide.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
13Exact matchLubbock, TX, United StatesHQ recorded Sep 21, 202611-5024 contacts →

Exact match

“We are TXP Capital, LLC, a West Texas–based invoice factoring company helping businesses keep cash flow steady by purchasing outstanding invoices and providing fast access to…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
14Exact matchTampa, FL, United StatesHQ recorded Sep 21, 20261-1023 contacts →

Exact match

“We are a mobile invoice-management application for small businesses.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
15Exact matchHouston, TX, United StatesHQ recorded Sep 21, 202611-5022 contacts →

Exact match

“CashLine manages the entire accounts receivable process so our customers can focus on running their business instead of chasing payments.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
16Exact matchMinneapolis, MN, United StatesHQ recorded Sep 21, 20261-1016 contacts →

Exact match

“Get paid faster in recurring billing or a subscription-based business.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
17Exact matchSaddle Brook, NJ, United StatesHQ recorded Sep 21, 202611-5015 contacts →

Exact match

“Prestige Capital is a commercial finance company specializing in factoring for Early Stage and Mid-Size companies.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
18Exact matchMountain View, CA, United StatesHQ recorded Sep 21, 202611-5014 contacts →

Exact match

“Loopfour automates your most painful finance workflows as deterministic, auditable code, not black-box AI, on top of the tools you already use.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
19Exact matchRedwood City, CA, United StatesHQ recorded Sep 21, 202651-20014 contacts →

Exact match

“Invoice2go from BILL is a mobile invoicing solution that helps small business owners run and grow their business their way.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
20Exact matchGreenville, SC, United StatesHQ recorded Sep 21, 202611-5013 contacts →

Exact match

“Since 1996, AR Funding has set the standard for professionalism, fairness and dependability in accounts receivable funding and invoice factoring.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
21Exact matchNetcong, NJ, United StatesHQ recorded Sep 21, 20261-1011 contacts →

Exact match

“Blue Collar Back Office was founded with the primary objective to provide professional level administrative and financial services for growing businesses.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
22Exact matchIndianapolis, IN, United StatesHQ recorded Sep 21, 202611-5011 contacts →

Exact match

“AccountedFor is an industry leading online professional accounting service in America for small businesses.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
23Exact matchWinter Garden, FL, United StatesHQ recorded Sep 21, 202611-5011 contacts →

Exact match

“At Net Claims Now, we believe that every restoration company deserves to be more successful and have more control over their business.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
24Exact matchNew York, NY, United StatesHQ recorded Sep 21, 202611-5011 contacts →

Exact match

“We help small and medium business owners to create professionally looking invoices, e-sign contracts, pay their freelancers and organize their accounting and taxes - all in one…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
25Exact matchDoylestown, PA, United StatesHQ recorded Sep 21, 2026201-50011 contacts →

Exact match

“IProfessional is a financial and administrative service designed specifically to support the needs of Independent Professionals and the companies that hire them.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase

Showing 25 of 238 invoicing companies based in the United States

See the full list, filter by size, metro and specialty, and access 683 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Invoicing companies based in the United States at a glance

As of Sep 21, 2026
37.7%Verified-email coverage
7.6Average contacts per company
1-10Median size (employees)
3.4%Largest-city concentration · San Francisco
Sep 21, 2026Page data refreshed

Companies by employee count

1-10
153
11-50
63
51-200
18
201-500
2
501-1,000
1

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 238 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 “invoicing companies” 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 683 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 21, 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 “invoicing companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many invoicing companies are there based in the United States?

RevenueBase identified 238 company matches for invoicing companies associated with the United States 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?

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

Which city has the most invoicing companies?

San Francisco leads with 8 company records, followed by Atlanta (7) and New York (7).

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 683 professional contacts with verified work emails tracked across these 238 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 21, 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.