Company lists · Data refreshed October 2026

Top 25 Clinical communication and collaboration software companies worldwide

RevenueBase identified 3,834 clinical communication and collaboration software companies worldwide as of October 2026 and tracks 130,409 professional contacts across them, including 44,046 with verified work emails. The United States is the largest market and New York the largest hub.

This list covers clinical communication and collaboration software companies worldwide, 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 October 1, 2026. Country and city lists for clinical communication and collaboration software companies follow the table.

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.

How to read this list HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Oct 1, 2026 86% judged on-target in blind review
3,834Companies
130,409Contacts tracked
44,046Verified emails
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The 25 largest clinical communication and collaboration software companies worldwide

Ranked by team size
Top 25 of 3,834 clinical communication and collaboration software companies worldwide, ranked by team size, largest first. Data refreshed Oct 1, 2026. RevenueBase Smart Search rates how each company's information relates to clinical communication and collaboration software companies: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Indirect evidenceMorristown, NJ, United StatesHQ checked Oct 1, 20265,001-10,00010,510 contacts →

Indirect evidence

“At Avaya, we give our customers the freedom to take their business in the directions that benefit them most.”

Source: RevenueBase Database · checked Oct 1, 2026
2Indirect evidenceSan Jose, CA, United StatesHQ checked Oct 1, 20265,001-10,0009,706 contacts →

Indirect evidence

“Bring teams together, reimagine workspaces, engage new audiences, and delight your customers –– all on the Zoom AI-first work platform you know and love.”

Source: RevenueBase Database · checked Oct 1, 2026
3Indirect evidenceWestborough, MA, United StatesHQ checked Oct 1, 20265,001-10,0005,260 contacts →

Indirect evidence

“eClinicalWorks is a privately held leader in healthcare IT, providing comprehensive Electronic Health Record (EHR) and Practice Management (PM) solutions used by more than medical…”

Source: RevenueBase Database · checked Oct 1, 2026
4Indirect evidenceCanton, MA, United StatesHQ checked Oct 1, 20261,001-5,0003,418 contacts →

Indirect evidence

“MEDITECH empowers healthcare organizations everywhere to expand their vision of what’s possible with Expanse, the world’s most intuitive and interoperable EHR.”

Source: RevenueBase Database · checked Oct 1, 2026
5Partial evidenceUnited StatesHQ checked Oct 1, 20265,001-10,0002,872 contacts →

Partial evidence

“Healthcare IT should work for clinicians, not against them.”

Source: RevenueBase Database · checked Oct 1, 2026
6Indirect evidenceOverland Park, KS, United StatesHQ checked Oct 1, 20261,001-5,0002,438 contacts →

Indirect evidence

“Netsmart is an industry-leading healthcare technology organization dedicated to empowering providers to deliver value-based care to individuals and communities.”

Source: RevenueBase Database · checked Oct 1, 2026
7Indirect evidenceOverland Park, KS, United StatesHQ checked Oct 1, 20261,001-5,0002,017 contacts →

Indirect evidence

“WellSky is one of America’s largest and most innovative healthcare technology companies leading the movement for intelligent, coordinated care.”

Source: RevenueBase Database · checked Oct 1, 2026
8Indirect evidenceRecife, BrazilHQ checked Oct 1, 20261,001-5,0001,937 contacts →

Indirect evidence

“A MV é uma healthtech brasileira com atuação multinacional e líder em soluções digitais para a gestão da saúde na América Latina.”

Source: RevenueBase Database · checked Oct 1, 2026
9Indirect evidenceMunich, GermanyHQ checked Oct 1, 20265,001-10,0001,812 contacts →

Indirect evidence

“Unify is now part of Mitel!”

Source: RevenueBase Database · checked Oct 1, 2026
10Partial evidenceTampa, FL, United StatesHQ checked Oct 1, 20261,001-5,0001,778 contacts →

Partial evidence

“Greenway Health is a leading health information technology company delivering enterprise-wide healthcare platform solutions that support clinical, financial, and patient…”

Source: RevenueBase Database · checked Oct 1, 2026
11Indirect evidenceNew York, NY, United StatesHQ checked Oct 1, 20261,001-5,0001,729 contacts →

Indirect evidence

“Join CureMD – Innovating Healthcare, Empowering People At CureMD, we are at the forefront of healthcare innovation, driven by a passion for creating a better future.”

Source: RevenueBase Database · checked Oct 1, 2026
12Indirect evidenceBaar, SwitzerlandHQ checked Oct 1, 20261,001-5,0001,600 contacts →

Indirect evidence

“Our vision is a world where the right information moves people forward.”

Source: RevenueBase Database · checked Oct 1, 2026
13Partial evidenceSunnyvale, CA, United StatesHQ checked Oct 1, 20261,001-5,0001,254 contacts →

Partial evidence

“Intermedia is the cloud communications company that helps over businesses connect better, from wherever, through our AI-powered platform that includes voice, video conferencing…”

Source: RevenueBase Database · checked Oct 1, 2026
14Indirect evidenceLehi, UT, United StatesHQ checked Oct 1, 2026501-1,0001,090 contacts →

Indirect evidence

“Weave is the all-in-one experience platform for small- and medium-sized healthcare businesses.”

Source: RevenueBase Database · checked Oct 1, 2026
15Indirect evidenceRhein, GermanyHQ checked Oct 1, 20265,001-10,0001,049 contacts →

Indirect evidence

“CompuGroup Medical is one of the leading e-health companies in the world.”

Source: RevenueBase Database · checked Oct 1, 2026
16Indirect evidenceTeaneck, NJ, United StatesHQ checked Oct 1, 202610001+968 contacts →

Indirect evidence

“Cognizant (Nasdaq-100: CTSH) is one of the world's leading professional services companies, transforming clients' business, operating and technology models for the digital era.”

Source: RevenueBase Database · checked Oct 1, 2026
17Partial evidenceAmsterdam, NetherlandsHQ checked Oct 1, 20261,001-5,000887 contacts →

Partial evidence

“Better care together ChipSoft develops cutting-edge software that supports healthcare professionals –from medical specialists to admin and executives- in providing the best…”

Source: RevenueBase Database · checked Oct 1, 2026
18Partial evidenceMobile, AL, United StatesHQ checked Oct 1, 20261,001-5,000852 contacts →

Partial evidence

“CPSI is a leading provider of healthcare solutions and services for community hospitals, their clinics and post-acute care facilities.”

Source: RevenueBase Database · checked Oct 1, 2026
19Indirect evidenceMelbourne, United KingdomHQ checked Oct 1, 20261,001-5,000762 contacts →

Indirect evidence

“At Telstra Health, we work to improve lives through digitally-enabled care for our community.”

Source: RevenueBase Database · checked Oct 1, 2026
20Indirect evidenceArlington, VA, United StatesHQ checked Oct 1, 2026501-1,000706 contacts →

Indirect evidence

“At Surescripts, we bring healthcare together to inform and accelerate decisions, helping keep patient care on track.”

Source: RevenueBase Database · checked Oct 1, 2026
21Indirect evidenceFuveau, FranceHQ checked Oct 1, 2026501-1,000702 contacts →

Indirect evidence

“Good health has always been something to treasure.”

Source: RevenueBase Database · checked Oct 1, 2026
22Indirect evidenceSacramento, CA, United StatesHQ checked Oct 1, 2026201-500700 contacts →

Indirect evidence

“Empowering our clients with cutting edge technology to meet future healthcare needs today.”

Source: RevenueBase Database · checked Oct 1, 2026
23Indirect evidenceStockholm, SwedenHQ checked Oct 1, 2026501-1,000655 contacts →

Indirect evidence

“Cambio | Enable tomorrow's health and care today Tomorrow’s health and social care is seamlessly connected, patient-centered, and data-driven.”

Source: RevenueBase Database · checked Oct 1, 2026
24Indirect evidenceGrafton, New ZealandHQ checked Oct 1, 2026201-500630 contacts →

Indirect evidence

“Orion Health, a HEALWELL AI company, is a global healthcare technology company focused on reimagining healthcare for all.”

Source: RevenueBase Database · checked Oct 1, 2026
25Partial evidenceBloomington, MN, United StatesHQ checked Oct 1, 2026501-1,000564 contacts →

Partial evidence

“MatrixCare provides software solutions in out-of-hospital care settings.”

Source: RevenueBase Database · checked Oct 1, 2026

Showing 25 of 3,834 clinical communication and collaboration software companies worldwide

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Clinical communication and collaboration software companies worldwide at a glance

As of Oct 1, 2026
33.8%Verified-email coverage
34.0Average contacts per company
11-50Median size (employees)
1.7%Largest-city concentration · New York
Oct 1, 2026Page data refreshed

Companies by employee count

1-10
1,675
11-50
1,448
51-200
476
201-500
118
501-1,000
44
1,001-5,000
38
5,001-10,000
17
10001+
10

Email recency is reported on each country list linked below.

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 clinical communication and collaboration 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.
Coverage
Every country. Country and city lists for clinical communication and collaboration software companies are linked below.
What qualifies
Companies worldwide whose own description of what they do matches “clinical communication and collaboration 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 clinical communication and collaboration 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 clinical communication and collaboration software companies, and records with no verified work email.
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, 44,046 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 October 1, 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.

Clinical communication and collaboration software companies by location

27 lists · largest first

Every Clinical communication and collaboration software companies list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

Cities

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 clinical communication and collaboration 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 clinical communication and collaboration software companies are there worldwide?

RevenueBase identified 3,834 clinical communication and collaboration software companies worldwide as of October 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?

AVAYA, headquartered in Morristown, tops this list with the largest team on record.

Which country has the most clinical communication and collaboration software companies?

The United States leads with 1,120 companies, followed by India (319) and Canada (169). Every clinical communication and collaboration software companies list by country and city is linked on this page.

Which city has the most clinical communication and collaboration software companies?

New York leads with 65 headquartered companies, followed by London (62) and Bangalore (48).

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 44,046 verified decision-maker contacts tracked across these 3,834 companies.

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.

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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.