Company lists · Data refreshed September 2026

Top 25 Variant interpretation services based in the United States

RevenueBase identified 327 company matches for variant interpretation services associated with the United States as of September 2026 and tracks 26,728 professional contacts across them, including 14,610 with verified work emails. San Diego is the largest hub.

This list covers company matches for variant interpretation services associated with the United States, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed September 29, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, 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 RevenueBase SmartSearch · Exact Recorded Sep 29, 2026 How this list was built
327Companies
26,728Contacts tracked
14,610Verified emails
Explore this list → Free signup · no credit card · 500 free credits

The 25 largest variant interpretation services based in the United States

Ranked by team size
Top 25 of 327 company matches for variant interpretation services based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 29, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchSan Diego, CA, United StatesHQ recorded Sep 29, 20265,001-10,0008,987 contacts →

Exact match

“At Illumina, our goal is to apply innovative technologies and revolutionary assays to the analysis of genetic variation and function, making studies possible that were not even…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
2Exact matchAustin, TX, United StatesHQ recorded Sep 29, 20265,001-10,0005,354 contacts →

Exact match

“Natera™ is a global leader in cell-free DNA and precision medicine, dedicated to oncology, women’s health, and organ health.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
3Exact matchSalt Lake City, UT, United StatesHQ recorded Sep 29, 20261,001-5,0002,718 contacts →

Exact match

“Myriad Genetics is a leading molecular diagnostic testing and precision medicine company dedicated to advancing health and well-being for all.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
4Exact matchStamford, CT, United StatesHQ recorded Sep 29, 20261,001-5,0001,048 contacts →

Exact match

“We see a world where every genetic condition is understood, and every patient receives the care they need to live their healthiest life through genomics.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
5Exact matchAliso Viejo, CA, United StatesHQ recorded Sep 29, 2026501-1,000957 contacts →

Exact match

“Ambry Genetics, a Tempus company, translates scientific research into clinically actionable test results based upon a deep understanding of the human genome and the biology behind…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
6Exact matchSan Francisco, CA, United StatesHQ recorded Sep 29, 20261,001-5,000703 contacts →

Exact match

“Invitae, now part of Labcorp, is a leading medical genetics company trusted by millions of patients and their providers to deliver timely genetic information using digital…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
7Exact matchHouston, TX, United StatesHQ recorded Sep 29, 2026501-1,000549 contacts →

Exact match

“Baylor Genetics is a leading diagnostic genomics partner offering a full spectrum of clinically relevant genetic testing, including Whole Genome Sequencing, Whole Exome…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
8Exact matchEl Monte, CA, United StatesHQ recorded Sep 29, 20261,001-5,000435 contacts →

Exact match

“Our mission is to develop flexible and affordable diagnostics and therapeutics that improve the everyday lives of those around us.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
9Exact matchPine Brook, NJ, United StatesHQ recorded Sep 29, 2026201-500309 contacts →

Exact match

“With over 18 years of experience in the medical field.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
10Exact matchFramingham, MA, United StatesHQ recorded Sep 29, 202651-200214 contacts →

Exact match

“Variantyx is a technology-driven precision medicine company providing state-of-the-art diagnostic solutions for the rare genetic disorders and reproductive genetics markets, and…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
11Exact matchMarshfield, WI, United StatesHQ recorded Sep 29, 2026201-500177 contacts →

Exact match

“At PreventionGenetics, we are passionate about human genetics and its power to improve lives.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
12Exact matchGreenwood, SC, United StatesHQ recorded Sep 29, 202651-200177 contacts →

Exact match

“For 50 years, the Greenwood Genetic Center has provided clinical genetic services, diagnostic laboratory testing, educational programs and resources, and medical genetics research…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
13Exact matchLos Angeles, CA, United StatesHQ recorded Sep 29, 2026501-1,000169 contacts →

Exact match

“Flow Health is a leading provider of diagnostic information services, offering a wide range of diagnostic testing services.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
14Exact matchSouth San Francisco, CA, United StatesHQ recorded Sep 29, 2026201-500166 contacts →

Exact match

“Monogram Biosciences, a LabCorp company, is a leader in developing and commercializing innovative products to help guide and improve the treatment of infectious diseases, cancer…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
15Exact matchIndianapolis, IN, United StatesHQ recorded Sep 29, 202651-200160 contacts →

Exact match

“Roche is dedicated to advancing personalized healthcare by creating diagnostics and treatments tailored to individual genetic and disease profiles.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
16Exact matchMarlborough, MA, United StatesHQ recorded Sep 29, 2026201-500102 contacts →

Exact match

“Athena Diagnostics is a clinical diagnostics service testing laboratory focused on neurology, endocrinology and nephrology.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
17Exact matchHouston, TX, United StatesHQ recorded Sep 29, 2026201-50099 contacts →

Exact match

“Gene by Gene operates one of the most advanced, speciality genetic laboratories in the world.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
18Exact matchBellevue, WA, United StatesHQ recorded Sep 29, 2026201-50096 contacts →

Exact match

“Viome | A Viome Life Sciences, Inc.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
19Exact matchParsippany, NJ, United StatesHQ recorded Sep 29, 202651-20090 contacts →

Exact match

“Interpace Biosciences (OTCQX: IDXG) is a leader in enabling personalized medicine, offering specialized services along the therapeutic value chain from early diagnosis and…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
20Exact matchRockville, MD, United StatesHQ recorded Sep 29, 202651-20089 contacts →

Exact match

“Psomagen, Inc, formerly Macrogen Corp, delivers genomic sequencing services to the clinical, academic, and consumer markets.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
21Exact matchScottsdale, AZ, United StatesHQ recorded Sep 29, 202651-20087 contacts →

Exact match

“State-of-the-art diagnostic laboratory providing comprehensive pathology, DNA Sequencing, pharmacogenetic and toxicology testing solutions.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
22Exact matchSouth San Francisco, CA, United StatesHQ recorded Sep 29, 202651-20084 contacts →

Exact match

“Our mission is to bridge critical gaps in access, ensuring that individuals and families affected by rare conditions receive the expert guidance they need.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
23Exact matchSouth Plainfield, NJ, United StatesHQ recorded Sep 29, 202651-20082 contacts →

Exact match

“Admera Health, established in 2014 as a spinout from Genewiz, is your trusted partner in advancing research through expert scientific support and advanced laboratory services.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
24Exact matchNicholasville, KY, United StatesHQ recorded Sep 29, 2026201-50081 contacts →

Exact match

“Solaris Diagnostics is a CLIA certified, CAP certified, and HIPAA compliant lab providing both contemporary and cutting-edge molecular diagnostics testing.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
25Exact matchHouston, TX, United StatesHQ recorded Sep 29, 2026201-50070 contacts →

Exact match

“At AccessDx Laboratory, we are passionate about enhancing and extending patients’ lives by optimizing patient therapy.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase

Showing 25 of 327 variant interpretation services based in the United States

See the full list, filter by size, metro and specialty, and access 14,610 tracked professional contacts with verified work emails. Direct dials are available where recorded.

Free signup · no credit card

View the full list →

Variant interpretation services based in the United States at a glance

As of Sep 29, 2026
54.7%Verified-email coverage
81.7Average contacts per company
11-50Median size (employees)
4.0%Largest-city concentration · San Diego
Sep 29, 2026Page data refreshed

Companies by employee count

1-10
103
11-50
126
51-200
64
201-500
19
501-1,000
8
1,001-5,000
5
5,001-10,000
2

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 327 companies.

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
What qualifies
Company records associated with the United States whose business descriptions match “variant interpretation services” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch
Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview
The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality
RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
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 displayed company carries at least one verified work email. RevenueBase tracks 14,610 professional contacts with verified work emails across the full matched dataset. 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.
Record context
Company records and descriptions can change. Check the company's website for its current services and locations.

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “variant interpretation services”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many variant interpretation services are there based in the United States?

RevenueBase identified 327 company matches for variant interpretation services associated with the United States as of September 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

Illumina tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most variant interpretation services?

San Diego leads with 13 company records, followed by Houston (9) and Cambridge (8).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 14,610 professional contacts with verified work emails tracked across these 327 companies; direct dials are available where recorded.

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.

Ready to reach these companies? Verified emails and direct dials for all 327 variant interpretation services based in the United States. Start with a free account, no credit card.

Download this list →

Related lists

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 SmartSearch, 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.