Company lists · Data refreshed September 2026
Top 25 SaaS accounting software companies based in the United States
RevenueBase identified 225 SaaS accounting software companies headquartered in the United States as of September 2026 and tracks 1,908 professional contacts across them, including 638 with verified work emails. New York is the largest hub.
This list covers SaaS accounting 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. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 29, 2026.
Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, 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.
The 25 largest SaaS accounting software companies based in the United States
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 331 contacts → | ||||
Partial evidence “Finally is a fast growing fintech company whose mission is to help small & medium sized businesses automate their accounting and finance.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 2 | 158 contacts → | ||||
Strong evidence “Patriot Software offers online accounting and payroll software to US business owners and their accountants.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 3 | 92 contacts → | ||||
Indirect evidence “For small businesses and sole proprietorships in need of fast and accurate document reduction and spending management solutions, The Neat Company provides a cloud-based expense…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 4 | 84 contacts → | ||||
Strong evidence “AI-native accounting software, that works for you!” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 5 | 70 contacts → | ||||
Strong evidence “Gappify, founded in 2016, is a cloud-based software provider of accrual automation solutions for mid-market and enterprise accounting teams.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 6 | 57 contacts → | ||||
Strong evidence “BCS ProSoft is a leading provider of accounting and ERP business management software.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 7 | 55 contacts → | ||||
Partial evidence “Ordway is a high-growth SaaS company based in Washington DC.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 8 | 54 contacts → | ||||
Partial evidence “Xendoo is a VC-backed fintech company located in Fort Lauderdale, Florida providing financial peace of mind to small business owners through online bookkeeping, accounting, and…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 9 | 47 contacts → | ||||
Strong evidence “AccountMate Software Corporation Founded in 1984, AccountMate develops and markets fully modifiable business accounting software.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 10 | 45 contacts → | ||||
Strong evidence “Flexi is a trusted provider of accounting software built for industries where accuracy, compliance, and scalability are critical.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 11 | 34 contacts → | ||||
Partial evidence “HostBooks transforms and enriches your accounting experience through its structured and automated cloud-based accounting platform.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 12 | 30 contacts → | ||||
Partial evidence “DoubleRule streamlines bookkeeping and accounting processes for service-based SME's, gaining and leveraging insight into how each business can grow.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 13 | 26 contacts → | ||||
Strong evidence “Kick is accounting software that does the work for you.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 14 | 25 contacts → | ||||
Partial evidence “Scalable, secure, integrated, effective and practical solutions for: Investments Accounting ( Including Impaired and OTTI Securities Accounting ), Multi-Obligor Securities, FAS…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 15 | 23 contacts → | ||||
Indirect evidence “We are a mobile invoice-management application for small businesses.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 16 | 22 contacts → | ||||
Indirect evidence “Beyond Numbers.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 17 | 21 contacts → | ||||
Strong evidence “Quanta is the accounting platform and full-service accounting team for software companies that need their finances accurate, explainable, and always ready for decisions.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 18 | 18 contacts → | ||||
Partial evidence “LeaseCalcs the widely anticipated answer to the problems associated with the new lease accounting standards.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 19 | 16 contacts → | ||||
Indirect evidence “Siegel Solutions is New England's Premier QuickBooks consulting and bookkeeping firm.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 20 | 15 contacts → | ||||
Partial evidence “Outsourced Accounting Services provides client-focused services to address all of your firms accounting needs.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 21 | 13 contacts → | ||||
Partial evidence “Client Hub helps accounting, bookkeeping, tax, and advisory firms simplify operations, strengthen client relationships, and run more profitable practices.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 22 | 11 contacts → | ||||
Strong evidence “Avise is modern accounting software that solves for QuickBooks limitations, that accountants love using, and that businesses can scale on (avoiding an ERP implementation).” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 23 | 11 contacts → | ||||
Partial evidence “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…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 24 | 11 contacts → | ||||
Partial evidence “KPMG Spark is a cloud-based managed accounting service designed to give SMB owners the time-saving tools they’ll need to grow.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 25 | 10 contacts → | ||||
Strong evidence “Redi2 Technologies, a Software as a Service (SaaS) pioneer, provides purpose-driven billing solutions specifically designed for each client segment-asset managers, wealth…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
RevenueBase Smart Search
RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: SaaS accounting software companies. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.
- Strong evidence
- The company's own public description of its business names SaaS accounting software companies.
- Partial evidence
- Its own public description names part of SaaS accounting software companies, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name SaaS accounting software companies. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.
RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.
Showing 25 of 225 SaaS accounting software companies based in the United States
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SaaS accounting software companies based in the United States at a glance
As of Sep 29, 2026Companies by employee count
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 225 companies.
How this list was built
Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among SaaS accounting software companies, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.
- Source
- The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
- What qualifies
- Companies headquartered in the United States whose own description of what they do matches “SaaS accounting software companies”. Matching reads each company's description, not its industry code or its name.
- RevenueBase Smart Search
- RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names SaaS accounting software companies), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
- What we exclude
- Companies whose own description does not clearly place them among SaaS accounting software companies, and records with no verified work email. Companies headquartered outside United States are excluded even when they keep an office there.
- Match quality
- In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
- 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 listed company carries at least one verified work email, 638 across the full list. 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 29, 2026. Lists refresh periodically as the graph is re-checked.
- Corrections
- Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.
Frequently asked
What is RevenueBase Smart Search?
RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names SaaS accounting software companies, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.
How many SaaS accounting software companies are there based in the United States?
RevenueBase identified 225 SaaS accounting software companies headquartered in the United States as of September 2026, matched on each company's own description of what it does rather than its industry code.
What is the largest company on this list?
Finally, headquartered in Miami, tops this list with the largest team on record.
Which city has the most SaaS accounting software companies?
New York leads with 13 headquartered companies, followed by San Francisco (10) and Houston (8).
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 638 verified decision-maker contacts tracked across these 225 companies.
How current is this list?
The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 29, 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 Smart Search, 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.
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