Company lists · Data refreshed September 2026

Top 25 Invoicing and accounting software companies based in the United States

RevenueBase identified 93 company matches for invoicing and accounting software companies associated with the United States as of September 2026 and tracks 3,226 professional contacts across them, including 230 with verified work emails. Houston is the largest hub.

This list covers company matches for invoicing and accounting software 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 28, 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 28, 2026 How this list was built
93Companies
3,226Contacts tracked
230Verified emails
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The 25 largest invoicing and accounting software companies based in the United States

Ranked by team size
Top 25 of 93 company matches for invoicing and accounting software companies based in the United States, 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 matchSan Francisco, CA, United StatesHQ recorded Sep 28, 202651-20084 contacts →

Exact match

“AI-native accounting software, that works for you!”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
2Exact matchPetaluma, CA, United StatesHQ recorded Sep 28, 202611-5047 contacts →

Exact match

“AccountMate Software Corporation Founded in 1984, AccountMate develops and markets fully modifiable business accounting software.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
3Exact matchBoise, ID, United StatesHQ recorded Sep 28, 202611-5042 contacts →

Exact match

“Founded in 1982, Cougar Mountain Software provides business accounting software and hardware solutions for more than retail, wholesale, nonprofit and service based businesses…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
4Exact matchNorthfield, IL, United StatesHQ recorded Sep 28, 202611-5027 contacts →

Exact match

“Passport Software develops comprehensive business and accounting software in the small and medium-sized business markets.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
5Exact matchPalo Alto, CA, United StatesHQ recorded Sep 28, 202611-5026 contacts →

Exact match

“Kick is accounting software that does the work for you.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
6Exact matchRed Wing, MN, United StatesHQ recorded Sep 28, 202611-5025 contacts →

Exact match

“Red Wing Software develops and supports accounting, payroll, and financial management software for small-to-mid-sized businesses, agribusinesses, nonprofits, and municipals across…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
7Exact matchAustin, TX, United StatesHQ recorded Sep 28, 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 28, 2026 · View company records in RevenueBase
8Exact matchTampa, FL, United StatesHQ recorded Sep 28, 20261-1023 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
9Exact matchEagan, MN, United StatesHQ recorded Sep 28, 202611-5022 contacts →

Exact match

“We are developers of time billing software.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
10Exact matchJanesville, WI, United StatesHQ recorded Sep 28, 202611-5019 contacts →

Exact match

“Crystal Computer Consulting was founding in 1990, with the original mission to build customized business management and accounting packages for small to medium businesses.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
11Exact matchPort Charlotte, OR, United StatesHQ recorded Sep 28, 202611-5015 contacts →

Exact match

“Outsourced Accounting Services provides client-focused services to address all of your firms accounting needs.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
12Exact matchIrvine, CA, United StatesHQ recorded Sep 28, 202611-5015 contacts →

Exact match

“ESM is a global technology consulting and RegTech company delivering SAP Consulting, Global E-Invoicing, Peppol connectivity, and digital compliance solutions.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
13Exact matchHouston, TX, United StatesHQ recorded Sep 28, 202611-5012 contacts →

Exact match

“We build apps for our accounting firm to close the books continuously, and now you can use those apps too.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
14Exact matchNew York, United StatesHQ recorded Sep 28, 202611-5011 contacts →

Exact match

“Avise is modern accounting software that solves for QuickBooks limitations, that accountants love using, and that businesses can scale on (avoiding an ERP implementation).”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
15Exact matchPasadena, CA, United StatesHQ recorded Sep 28, 20261-1010 contacts →

Exact match

“TwinPeaks Online provides software and web based management and accounting applications to businesses all over the world.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
16Exact matchLos Angeles, CA, United StatesHQ recorded Sep 28, 202611-506 contacts →

Exact match

“ZarMoney isn’t your typical off-the-shelf accounting software – it was built carefully and meticulously through several years of development to be the next-generation cloud…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
17Exact matchFrisco, TX, United StatesHQ recorded Sep 28, 202611-505 contacts →

Exact match

“DepositFix integrates payments, invoicing, and A/R automation into CRMs and QuickBooks, helping mid-size businesses streamline cash flow and eliminate manual work.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
18Exact matchDE, United StatesHQ recorded Sep 28, 20261-105 contacts →

Exact match

“Stop using accounting software made for accountants and use software that was created for you.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
19Exact matchFort Myers, FL, United StatesHQ recorded Sep 28, 20261-105 contacts →

Exact match

“Invoice Ninja is a leading source-code available suite of apps focusing on SMB invoicing & payments.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
20Exact matchSt. Petersburg, FL, United StatesHQ recorded Sep 28, 202611-505 contacts →

Exact match

“Cloudbooks is an easy-to-use online invoicing software with time tracking that helps you send invoices for your projects and customer expenses, receive payments and track the…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
21Exact matchHouston, TX, United StatesHQ recorded Sep 28, 20261-104 contacts →

Exact match

“Accounting Business Solutions is a respected accounting and business management software solution provider.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
22Exact matchOakland, CA, United StatesHQ recorded Sep 28, 202611-504 contacts →

Exact match

“InvoiceASAP is revolutionizing the business accounting and mobile services industries.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
23Exact matchNashville, TN, United StatesHQ recorded Sep 28, 20261-104 contacts →

Exact match

“A Billing and Payments solution that seamlessly integrates with your accounting software.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
24Exact matchSacramento, CA, United StatesHQ recorded Sep 28, 20261-104 contacts →

Exact match

“Inspired by our experience with countless businesses facing cash flow problems we knew there was a better way to get paid for their efforts.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
25Exact matchSt. George, UT, United StatesHQ recorded Sep 28, 20261-103 contacts →

Exact match

“Other invoice tools take 3%+ of your revenue.”

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

Showing 25 of 93 invoicing and accounting software companies based in the United States

See the full list, filter by size, metro and specialty, and access 230 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Invoicing and accounting software companies based in the United States at a glance

As of Sep 28, 2026
7.1%Verified-email coverage
34.7Average contacts per company
1-10Median size (employees)
5.4%Largest-city concentration · Houston
Sep 28, 2026Page data refreshed

Companies by employee count

1-10
53
11-50
30
51-200
6
201-500
1
1,001-5,000
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 93 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 and accounting software 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 230 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.

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 and accounting software companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

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

RevenueBase identified 93 company matches for invoicing and accounting software 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?

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

Which city has the most invoicing and accounting software companies?

Houston leads with 5 company records, followed by San Francisco (4) and New York (4).

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 230 professional contacts with verified work emails tracked across these 93 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.

Ready to reach these companies? Verified emails and direct dials for all 93 invoicing and accounting software companies based in the United States. Start with a free account, no credit card.

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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.