Company lists · Data refreshed September 2026
Top 10 Healthcare domain companies based in Columbia, United States
RevenueBase identified 28 healthcare domain companies headquartered in Columbia, United States as of September 2026 and tracks 4,547 professional contacts across them, including 963 with verified work emails. New York is the largest hub.
This list covers healthcare domain companies headquartered in Columbia, 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 21, 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 10 largest healthcare domain companies based in Columbia, United States
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 2,983 contacts → | ||||
Indirect evidence “Palmetto Health, the largest health care system in the South Carolina Midlands region and one of the state’s largest employers, comprises more than team members, physicians and…” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 2 | 224 contacts → | ||||
Indirect evidence “QSSI is now part of Optum.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 3 | 160 contacts → | ||||
Indirect evidence “Companion Data Services, LLC (CDS), a privately held company, offers secure systems development and managed hosting services specializing in the health care industry.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 4 | 65 contacts → | ||||
Indirect evidence “Primaris ceased operations on 12/31/21.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 5 | 59 contacts → | ||||
Partial evidence “HealthCare Strategies (HCS) is your single source for clinical and health care technology services.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 6 | 37 contacts → | ||||
Partial evidence “About Us LionOrbit stands at the cutting edge of healthcare technology, and is dedicated to "Empowering Healthcare Innovation, Elevating Patient Care", optimizing the delivery &…” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 7 | 17 contacts → | ||||
Partial evidence “Founded in 2008 as a small, woman-owned business, Amenity Consulting is a South Carolina-based healthcare consulting firm that provides the healthcare industry with a range of…” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 8 | 8 contacts → | ||||
Indirect evidence “Bound by our unconditional commitment to customer satisfaction, we bring a talented team of IT and Health Care consulting professionals with both business and technical expertise…” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 9 | 3 contacts → | ||||
Partial evidence “We believe in healthcare as a continuum and offer a WHEEL of Services that cater to the Preventative, Acute, Chronic & Management phases in the most affordable and convenient way” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 10 | 2 contacts → | ||||
Indirect evidence Source: RevenueBase Database · checked Sep 21, 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: healthcare domain 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 healthcare domain companies.
- Partial evidence
- Its own public description names part of healthcare domain companies, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name healthcare domain 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 10 of 28 healthcare domain companies based in Columbia, United States
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Healthcare domain companies based in Columbia, United States at a glance
As of Sep 21, 2026Companies by employee count
Email recency for this list is measured across the whole United States list rather than for Columbia, so it is reported there. Company counts and contact totals on this page are exact for Columbia, over 28 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 healthcare domain 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 Columbia, United States whose own description of what they do matches “healthcare domain 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 healthcare domain 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 healthcare domain companies, and records with no verified work email. Companies headquartered outside Columbia 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, 963 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 21, 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.
Healthcare domain companies by metro in the United States
- Healthcare domain companies in New York144
- Healthcare domain companies in Houston126
- Healthcare domain companies in Dallas88
- Healthcare domain companies in Chicago86
- Healthcare domain companies in Miami85
- Healthcare domain companies in Los Angeles79
- Healthcare domain companies in Atlanta62
- Healthcare domain companies in Nashville50
- Healthcare domain companies in Austin49
- Healthcare domain companies in Phoenix47
- Healthcare domain companies in Tampa47
- Healthcare domain companies in Las Vegas46
- Healthcare domain companies in San Diego46
- Healthcare domain companies in San Francisco44
- Healthcare domain companies in Charlotte40
- Healthcare domain companies in Minneapolis39
- Healthcare domain companies in Pittsburgh39
- Healthcare domain companies in San Antonio39
- Healthcare domain companies in Columbus38
- Healthcare domain companies in Indianapolis37
- Healthcare domain companies in Denver36
- Healthcare domain companies in Jacksonville34
- Healthcare domain companies in Orlando34
- Healthcare domain companies in Washington34
- Healthcare domain companies in Scottsdale33
- Healthcare domain companies in Philadelphia32
- Healthcare domain companies in Boston30
- Healthcare domain companies in Wilmington30
- Healthcare domain companies in Columbia28
- Healthcare domain companies in Raleigh28
- Healthcare domain companies in Richmond25
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 healthcare domain 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 healthcare domain companies are there based in Columbia, United States?
RevenueBase identified 28 healthcare domain companies headquartered in Columbia, 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?
Palmetto Health, headquartered in Columbia, tops this list with the largest team on record.
Which city has the most healthcare domain companies?
New York leads with 144 headquartered companies, followed by Houston (126) and Dallas (88).
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 963 verified decision-maker contacts tracked across these 28 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 21, 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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