Company lists · Data refreshed October 2026

Top 25 Billing and invoicing software companies based in the United States

RevenueBase identified 109 company matches for billing and invoicing software companies associated with the United States as of October 2026 and tracks 738 professional contacts across them, including 309 with verified work emails. San Francisco is the largest hub.

This list covers company matches for billing and invoicing 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 October 1, 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 Oct 1, 2026 How this list was built
109Companies
738Contacts tracked
309Verified emails
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The 25 largest billing and invoicing software companies based in the United States

Ranked by team size
Top 25 of 109 company matches for billing and invoicing software companies based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 1, 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 matchWest Palm Beach, FL, United StatesHQ recorded Oct 1, 2026201-500168 contacts →

Exact match

“ProfitSolv is a comprehensive suite of billing, payments, and software solutions for legal, accounting, and other professional services firms including consulting, architecture…”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
2Exact matchMclean, VA, United StatesHQ recorded Oct 1, 202651-20072 contacts →

Exact match

“Founded in 2013, BluLogix is the only billing solution provider that refines a business’s complex billing operations into a single process.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
3Exact matchLas Vegas, NV, United StatesHQ recorded Oct 1, 202651-20036 contacts →

Exact match

“The #1 software and billing platform for inpatient healthcare providers.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
4Exact matchOlathe, KS, United StatesHQ recorded Oct 1, 202651-20036 contacts →

Exact match

“Kansys is a provider of billing software and services that help communications and enterprise businesses monetize complex business at scale.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
5Exact matchSan Francisco, United StatesHQ recorded Oct 1, 202611-5029 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
6Exact matchAustin, TX, United StatesHQ recorded Oct 1, 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 · Oct 1, 2026 · View company records in RevenueBase
7Exact matchTampa, FL, United StatesHQ recorded Oct 1, 20261-1023 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
8Exact matchEagan, MN, United StatesHQ recorded Oct 1, 202611-5022 contacts →

Exact match

“We are developers of time billing software.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
9Exact matchMountain View, CA, United StatesHQ recorded Oct 1, 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 · Oct 1, 2026 · View company records in RevenueBase
10Exact matchRedwood City, CA, United StatesHQ recorded Oct 1, 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 · Oct 1, 2026 · View company records in RevenueBase
11Exact matchRancho Cucamonga, CA, United StatesHQ recorded Oct 1, 202611-5013 contacts →

Exact match

“Since 1984, Advantage 360 has provided billing, customer care and POS software to nearly 200 customers world-wide.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
12Exact matchWinter Garden, FL, United StatesHQ recorded Oct 1, 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 · Oct 1, 2026 · View company records in RevenueBase
13Exact matchNew York, NY, United StatesHQ recorded Oct 1, 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 · Oct 1, 2026 · View company records in RevenueBase
14Exact matchWest Chester, PA, United StatesHQ recorded Oct 1, 20261-1010 contacts →

Exact match

“Skynova is as SaaS company, established in 2011, providing web-based business tools to small businesses.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
15Exact matchHarrisburg, PA, United StatesHQ recorded Oct 1, 202611-509 contacts →

Exact match

“NAC is an organization that provides secure, customized billing solutions for the purpose of maximizing client profitability.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
16Exact matchFargo, ND, United StatesHQ recorded Oct 1, 202611-509 contacts →

Exact match

“ConnectBooster, a Kaseya company, is a software platform that eliminates monthly accounting tasks, slashes payment fees, and automatically cuts the time from sending invoices to…”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
17Exact matchSan Francisco, United StatesHQ recorded Oct 1, 202611-508 contacts →

Exact match

“Our mission is to provide a modern billing software solution that allows utilities to thrive as they meet the challenges of tomorrow.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
18Exact matchNyc, NY, United StatesHQ recorded Oct 1, 202611-507 contacts →

Exact match

“B2B Billing, Solved.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
19Exact matchPhoenix, AZ, United StatesHQ recorded Oct 1, 202611-506 contacts →

Exact match

“RECUR360 is an Invoicing and Payment Processing platform that simplifies the invoicing and payment processing for companies with Recurring transactions.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
20Exact matchLocust Grove, GA, United StatesHQ recorded Oct 1, 20261-106 contacts →

Exact match

“You’ve probably come to realize that you can’t always be hands-on in every aspect of your business.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
21Exact matchAtlanta, GA, United StatesHQ recorded Oct 1, 202611-505 contacts →

Exact match

“Flashtract is a construction billing software that allows general contractors and subcontractors to effortlessly send and receive paperwork and payments.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
22Exact matchFrisco, TX, United StatesHQ recorded Oct 1, 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 · Oct 1, 2026 · View company records in RevenueBase
23Exact matchFort Myers, FL, United StatesHQ recorded Oct 1, 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 · Oct 1, 2026 · View company records in RevenueBase
24Exact matchSt. Petersburg, FL, United StatesHQ recorded Oct 1, 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 · Oct 1, 2026 · View company records in RevenueBase
25Exact matchOakland, CA, United StatesHQ recorded Oct 1, 202611-504 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase

Showing 25 of 109 billing and invoicing software companies based in the United States

See the full list, filter by size, metro and specialty, and access 309 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Billing and invoicing software companies based in the United States at a glance

As of Oct 1, 2026
41.9%Verified-email coverage
6.8Average contacts per company
1-10Median size (employees)
7.3%Largest-city concentration · San Francisco
Oct 1, 2026Page data refreshed

Companies by employee count

1-10
64
11-50
33
51-200
8
201-500
2
501-1,000
1
1,001-5,000
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 109 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 “billing and invoicing 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 309 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 October 1, 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 “billing and invoicing software companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

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

RevenueBase identified 109 company matches for billing and invoicing software companies associated with the United States as of October 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?

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

Which city has the most billing and invoicing software companies?

San Francisco leads with 8 company records, followed by New York (4) and Houston (3).

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 309 professional contacts with verified work emails tracked across these 109 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 October 1, 2026.

Ready to reach these companies? Verified emails and direct dials for all 109 billing and invoicing 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.