Company lists · Data verified August 2026

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

Name: Billing and invoicing software companies based in the United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 108 companies tracked

There are 108 billing and invoicing software companies headquartered in the United States (RevenueBase, August 2026). RevenueBase tracks 972 professional contacts across them, including 458 with verified work emails and 274 with mobile numbers. San Francisco is the largest hub.

This list covers billing and invoicing software companies headquartered in the United States, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Data current as of August 28, 2026.

108Companies

972Contacts tracked

458Verified emails

274Mobile numbers

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The 25 largest billing and invoicing software companies based in the United States

Ranked by team size

Top 25 of 108 billing and invoicing software companies based in the United States, ranked by team size, largest first. Data verified Aug 28, 2026. Click a count to unlock that company's people.
#	Company	HQ	Employees	Contacts	Verified emails
1	Ignition	Chicago	51-200	223	127
2	Profitsolv	West Palm Beach, FL	201-500	162	104
3	Blulogix	Mclean, VA	51-200	72	32
4	Claimocity	Las Vegas, NV	51-200	35	21
5	Kansys	Olathe, KS	51-200	35	18
6	Sequence	New York, NY	11-50	34	22
7	Subscript	San Francisco	11-50	29	18
8	Invoice Home INC	Austin, TX	11-50	24	18
9	Invoice Maker LLC	Tampa, FL	1-10	23	2
10	Timesolv Corporation	Eagan, MN	11-50	22	14
11	Loopfour	Mountain View, CA	11-50	14	5
12	Advantage 360	Rancho Cucamonga, CA	11-50	13	4
13	NET Claims NOW	Winter Garden, FL	11-50	11	5
14	MAROO	New York, NY	11-50	10	3
15	National Acceptance Company	Harrisburg, PA	11-50	9	5
16	Connectbooster	Fargo, ND	11-50	9	3
17	Current Software	San Francisco	11-50	8	5
18	Biztechnologies	Lewis Center, OH	11-50	8	2
19	Received	Nyc, NY	11-50	7	1
20	Recur360	Phoenix, AZ	11-50	6	5
21	Chapman DME Billing	Locust Grove, GA	1-10	6	1
22	Depositfix	Frisco, TX	11-50	5	4
23	Flashtract	Atlanta, GA	11-50	5	4
24	Invoice Ninja	Fort Myers Fort Myers, FL	1-10	5	3
25	Cloudbooks	St. Petersburg, FL	11-50	5	1

Showing 25 of 108 billing and invoicing software companies based in the United States

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

As of Aug 28, 2026

1-10Median size (employees)

San FranciscoLargest hub · 7 HQs

274Contacts with mobile numbers

3Emails re-verified in last 30 days

Companies by employee count

1-10

11-50

51-200

201-500

501-1,000

1,001-5,000

Billing and invoicing software companies by metro

Metro	Companies
Billing and invoicing software companies in San Francisco	7
Billing and invoicing software companies in New York	4
Billing and invoicing software companies in Chicago	3
Billing and invoicing software companies in Atlanta	2
Billing and invoicing software companies in Tampa	2
Billing and invoicing software companies in Houston	2
Billing and invoicing software companies in Las Vegas	2

How this list was built

Source: The RevenueBase company graph: 21.3 million companies and 398.9 million professional contacts resolved from primary sources.
Inclusion: Companies whose own business descriptions match “billing and invoicing software companies”, with match quality audited by blind human judging, and headquartered in the United States.
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: Contact records re-verify on a rolling cadence; 3 contacts on this list were re-verified in the last 30 days.
Refresh: Lists are refreshed periodically as the underlying company graph is re-verified. Last verified Aug 28, 2026.

Frequently asked

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

There are 108 billing and invoicing software companies headquartered in the United States as of August 2026 (RevenueBase).

What is the largest company on this list?

Ignition, headquartered in Chicago, tops this list with the largest team on record.

Which city has the most billing and invoicing software companies?

San Francisco leads with 7 headquartered companies, followed by New York (4) and Chicago (3).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 458 verified decision-maker contacts tracked across these 108 companies.

How current is this list?

The list is refreshed periodically as the underlying company graph is re-verified. It was last verified on August 28, 2026.

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About this data

RevenueBase is a B2B contact data platform. Its company graph covers 21.3 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, the same data that powers RevenueBase's B2B data products and the free research portal.