Company lists · Data verified August 2026

Top 25 Cancer treatment planning software companies based in the United States

Name: Cancer treatment planning 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 95 companies tracked

There are 95 cancer treatment planning software companies headquartered in the United States (RevenueBase, August 2026). RevenueBase tracks 11,882 professional contacts across them, including 6,107 with verified work emails and 3,747 with mobile numbers. Madison is the largest hub.

This list covers cancer treatment planning 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.

95Companies

11,882Contacts tracked

6,107Verified emails

3,747Mobile numbers

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The 25 largest cancer treatment planning software companies based in the United States

Ranked by team size

Top 25 of 95 cancer treatment planning 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	Varian	Palo Alto, CA	10001+	8,839	4,481
2	Accuray	Madison, WI	501-1,000	1,026	527
3	SUN Nuclear	Melbourne, FL	201-500	291	137
4	Mevion Medical Systems	Littleton, MA	51-200	227	143
5	Reflexion Medical	Hayward, CA	201-500	204	158
6	Radformation	New York, NY	51-200	194	160
7	Viewray, INC	Mountain View, CA	201-500	83	48
8	Merit Medical Oncology	Aliso Viejo, CA	5,001-10,000	73	45
9	Minneapolis Radiation Oncology, P.A	Edina, MN	51-200	71	50
10	Viewray Systems, INC	Oakwood Village, OH	51-200	61	52
11	Lumonus	Atlanta, GA	51-200	59	38
12	Xstrahl	Duluth, GA	51-200	56	37
13	Optivus Proton Therapy, INC	Loma Linda, CA	51-200	42	35
14	XOFT	San Jose, CA	51-200	42	8
15	Intera Oncology INC	Wellesley, MA	11-50	23	19
16	Voximetry	Middleton, WI	11-50	22	15
17	Perthera	Mclean, VA	51-200	19	10
18	Protom International	Woburn, MA	51-200	19	3
19	Akesis, INC	Concord, CA	51-200	18	8
20	Curematch, INC	San Diego, CA	11-50	17	8
21	Inspire Oncology	Naples, FL	51-200	14	12
22	Central Alabama Radiation Oncology	Selma, AL	11-50	13	11
23	Medlever, INC	Mountain View, CA	11-50	12	6
24	Prowess INC	Concord, CA	11-50	10	7
25	Sound Cancer Care Pllc	Tacoma, WA	11-50	10	5

Showing 25 of 95 cancer treatment planning software companies based in the United States

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Cancer treatment planning software companies based in the United States at a glance

As of Aug 28, 2026

11-50Median size (employees)

MadisonLargest hub · 3 HQs

3,747Contacts with mobile numbers

37Emails re-verified in last 30 days

Companies by employee count

1-10

11-50

51-200

201-500

501-1,000

5,001-10,000

10001+

Cancer treatment planning software companies by metro

Metro	Companies
Cancer treatment planning software companies in Madison	3
Cancer treatment planning software companies in Las Vegas	2
Cancer treatment planning software companies in Baltimore	2
Cancer treatment planning software companies in Columbia	2
Cancer treatment planning software companies in Pittsburgh	2
Cancer treatment planning software companies in Mountain View	2
Cancer treatment planning software companies in Oklahoma City	2
Cancer treatment planning software companies in Concord	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 “cancer treatment planning 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; 37 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 cancer treatment planning software companies are there based in the United States?

There are 95 cancer treatment planning software companies headquartered in the United States as of August 2026 (RevenueBase).

What is the largest company on this list?

Varian, headquartered in Palo Alto, tops this list with the largest team on record.

Which city has the most cancer treatment planning software companies?

Madison leads with 3 headquartered companies, followed by Las Vegas (2) and Baltimore (2).

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 6,107 verified decision-maker contacts tracked across these 95 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.