Company lists · Data refreshed September 2026
Top 25 Accounting software companies for contractors based in the United States
RevenueBase identified 219 accounting software companies for contractors headquartered in the United States as of September 2026 and tracks 5,037 professional contacts across them, including 2,508 with verified work emails. New York is the largest hub.
This list covers accounting software companies for contractors 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 27, 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 accounting software companies for contractors based in the United States
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 645 contacts → | ||||
Partial evidence “Since 1986, HCSS been developing software to help construction companies streamline their operations.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 2 | 459 contacts → | ||||
Partial evidence “Unanet is a leading provider of ERP and CRM solutions purpose-built for Government Contractors, AEC, and Professional Services.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 3 | 398 contacts → | ||||
Indirect evidence “Helping architects and engineers run more profitable businesses.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 4 | 321 contacts → | ||||
Indirect evidence “Dedicated to the world’s tomorrow, Trimble is a technology company delivering solutions that enable our customers to work in new ways to measure, build, grow and move goods for a…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 5 | 312 contacts → | ||||
Strong evidence “Since 1985, Foundation Software has been helping contractors run the business side of construction with software and services built for the entire project lifecycle.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 6 | 274 contacts → | ||||
Partial evidence “At Contractor+, we are dedicated to empowering field service contractors by streamlining operations, enhancing client relationships, and driving business growth.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 7 | 222 contacts → | ||||
Partial evidence “Hyphen Solutions has been providing industry-leading construction management software to Home Builders, Suppliers and Manufacturers since By utilizing technology, Builders and…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 8 | 192 contacts → | ||||
Partial evidence “Access COINS provides end-to-end construction software solutions.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 9 | 184 contacts → | ||||
Partial evidence “Leap is the complete platform for the professional contractor.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 10 | 151 contacts → | ||||
Strong evidence “From project evaluation to completion, contractors use STACK’s cloud-based software to help run their business and maximize their profits.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 11 | 131 contacts → | ||||
Indirect evidence “Alliance Solutions Group is the leading provider of technology solutions built exclusively for the construction and real estate industry.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 12 | 100 contacts → | ||||
Strong evidence “Construction software built for contractors, by contractors.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 13 | 77 contacts → | ||||
Partial evidence “Headquartered in Portsmouth, NH and founded in 1993, B2W provides specialized software for heavy civil construction management.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 14 | 75 contacts → | ||||
Partial evidence “UDA Technologies is a leading provider of construction management software & technologies including desktop, mobile, cloud, and web solutions for residential, commercial…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 15 | 62 contacts → | ||||
Partial evidence “Adaptive is the AI-native project accounting platform for construction.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 16 | 59 contacts → | ||||
Partial evidence “JobTread is the industry standard, all-in-one construction estimating and project management platform designed to help builders and contractors streamline operations, increase…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 17 | 59 contacts → | ||||
Indirect evidence “AGTEK, part of Hexagon, provides dirt simple solutions for the construction industry to accurately takeoff and estimate construction quantities, model efficient construction…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 18 | 51 contacts → | ||||
Indirect evidence “Knowify was founded in 2012 based on the premise that it was time for the business management technology revolution to reach small businesses.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 19 | 50 contacts → | ||||
Strong evidence “For over 35 years, the construction community has relied on ComputerEase Construction Software, now a part of Deltek, to improve the way contractors run their businesses, meeting…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 20 | 40 contacts → | ||||
Indirect evidence “Managing construction projects has never been this simple: Streamline your processes, eliminate client headaches and boost your bottom line today with Ressio.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 21 | 40 contacts → | ||||
Strong evidence “Eano is a cutting-edge, all-in-one software solution for contractors to better manage their businesses.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 22 | 39 contacts → | ||||
Partial evidence “ETHOSystems is a multi-award-winning provider of integrated Construction and Real Estate business software solutions & support.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 23 | 33 contacts → | ||||
Strong evidence “Penta Software helps commercial and industrial contractors improve efficiency and effectiveness through world-class enterprise software and services.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 24 | 29 contacts → | ||||
Strong evidence “C/F Data Systems develops and sells integrated project management, job costing, construction accounting software, STRUCTURECloud.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 25 | 29 contacts → | ||||
Partial evidence “McCormick Systems, a Foundation Software company, is a multi-award winning company that has been providing Estimating, Project Management, and Time & Material billing software to…” Source: RevenueBase Database · checked Sep 27, 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: accounting software companies for contractors. 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 accounting software companies for contractors.
- Partial evidence
- Its own public description names part of accounting software companies for contractors, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name accounting software companies for contractors. 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 219 accounting software companies for contractors based in the United States
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Accounting software companies for contractors based in the United States at a glance
As of Sep 27, 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 219 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 accounting software companies for contractors, 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 “accounting software companies for contractors”. 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 accounting software companies for contractors), 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 accounting software companies for contractors, 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, 2,508 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 27, 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 accounting software companies for contractors, 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 accounting software companies for contractors are there based in the United States?
RevenueBase identified 219 accounting software companies for contractors 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?
HCSS, headquartered in Sugar Land, tops this list with the largest team on record.
Which city has the most accounting software companies for contractors?
New York leads with 5 headquartered companies, followed by Portland (4) and Spokane (4).
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 2,508 verified decision-maker contacts tracked across these 219 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 27, 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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