Best Clinical Laboratories Companies in United States
The 771 best Clinical Laboratories companies in United States in 2026, ranked by funding and momentum. Funding, investors, founders, valuation, tech stack and live signals. Top: RAYUS Radiology.
When you're mapping the Clinical Laboratories sector across the United States, funding tells you where the conviction actually sits. Our directory tracks 771 companies, with $221M in total disclosed funding spread across a field that's moving fast right now. Halo Diagnostics leads at $20M, followed by Mindera Health at $17M. No unicorns yet, but the investor mix, HHS, ABS Capital, Ampersand Capital among them, signals institutional interest that goes well beyond routine diagnostics.
So what's driving the momentum? Post-covid complications research has pushed labs deeper into preclinical testing workflows, and vaccine candidate selection is now a live procurement priority rather than a pipeline footnote. As shown in 2019 research, systematic frameworks for investigational vaccine evaluation have long shaped how labs structure their testing protocols, and that groundwork is paying off today. Coverage across the sector keeps rising, and I'd watch the mid-tier closely. Companies like Tiny Health ($13M) and Arkana Laboratories ($6M) are carving specific niches that broader platforms haven't absorbed. The funding is concentrated but the field isn't settled.
Ranked: Best Clinical Laboratories companies in United States
| # | Company | Disclosed funding | Last round | Stage | Employees | Founded | Founder | Recent signals |
|---|---|---|---|---|---|---|---|---|
| 1 | RAYUS Radiology Provider of radiology services | $48M | 182 mo ago | Funding Raised | 3,000 | 1981 | Kenneth Heithoff Founder | — |
| 2 | Cleveland HeartLab Innovative cardiovascular biomarker testing for risk identification and disease prevention | $39M | 143 mo ago | Acquired | 83 | 2008 | — | — |
| 3 | HALO Diagnostics Chain of imaging diagnostics centers | $20M | 48 mo ago | Series C | 162 | 2011 | Michael Uhl Founder & CEO | — |
| 4 | Mindera Health Standalone clinical laboratory | $17M | 29 mo ago | Series A | 22 | 2013 | Tahir Mahmood Co-Founder | — |
| 5 | Tiny Health Provider of microbiome testing services | $13M | 27 mo ago | Series A | 12 | 2020 | — | 1 partnership |
| 6 | Clear Bridge Biomedics Provider of genetic testing services for various health conditions, including cancer, heart disease | $12M | 95 mo ago | Series B | — | 2009 | Lim Teck Co-Founder | — |
| 7 | Strand Analytical Laboratories Laboratory focused on providing human identification DNA testing services | $8M | — | Deadpooled | — | 2004 | — | — |
| 8 | 3DR Laboratories Provider of 3D printing & scanning services | $7M | 96 mo ago | Acquired | 149 149 → 230 (+54%) | 2005 | Rob Falk Founder | — |
| 9 | AEON Global Health Provider of advanced medical laboratory diagnostic services. | $7M | 164 mo ago | Public | 52 | 1985 | Sonny Roshan CEO/Chairman | — |
| 10 | Ambry Genetics Provider of genetic testing focused on clinical diagnostics and genomic services | $7M | 36 mo ago | Acquired | 827 827 → 982 (+19%) | 1999 | Charles L M Dunlop Founder | 1 launch |
| 11 | Salish Bioscience Provider of cancer detection and screening services | $7M | 50 mo ago | Series A | 4 | 2021 | Christopher Raymond Co-Founder & Chief Scientific Officer | — |
| 12 | Arkana Laboratories Center for esoteric pathology specializing in renal biopsy interpretation with quick turnaround times | $6M | 17 mo ago | Funding Raised | 21 | 2001 | — | 1 job opening · 1 award |
| 13 | Epoch Men Health screenings for men | $5M | 115 mo ago | Series A | — | 2013 | Mike Whitfield Founder & President | — |
| 14 | USDTL Provider of forensic drug and alcohol testing laboratory services and supplies | $4M | 17 mo ago | Late Stage | 105 105 → 114 (+9%) | 1991 | Veronica Lewis CEO | — |
| 15 | ARUP Laboratories Provider of clinical laboratory testing and healthcare advisory services | $3M | 36 mo ago | Funding Raised | 3,457 | 1999 | Sherrie Perkins CEO | — |
| 16 | Path Logic Standalone pathology diagnostic center | $2M | 194 mo ago | Acquired | 65 | 1998 | Peter Kolbeck CEO & MD | — |
| 17 | Molecular Labs Standalone laboratory diagnostics center | $2M | 37 mo ago | Seed | — | 2023 | Chunda McCain CEO | — |
| 18 | Smart Scan Medical Imaging Provider of radiology laboratory services | $2M | 32 mo ago | Series A | — | 2021 | Jeffrey Rosengarten Co-Founder & President | — |
| 19 | LynxDx Standalone prostate cancer screening & covid testing center | $2M | 69 mo ago | Funding Raised | 156 156 → 87 (-44%) | 2015 | Arul Chinnaiyan Founder | — |
| 20 | Spine Injury Solutions Online gambling platform offering slots, casino games, and secure transactions | $2M | 165 mo ago | Public | 1 | 1998 | Bill Donovan CEO | — |
| 21 | Advanced Endoscopy Center Standalone endoscopy center | $1M | 79 mo ago | Seed | — | 2007 | — | — |
| 22 | Diatherix Eurofins Developer of a proprietary PCR technology for diagnostic services | $990K | 137 mo ago | Seed | 153 | 2007 | Dennis Grimaud Chairman & CEO | — |
| 23 | Livingston Med Lab Standalone molecular diagnostic lab | $800K | 77 mo ago | Seed | 12 | 2018 | Robert Castaneda CEO | — |
| 24 | Clarolabs Standalone molecular diagnostics lab | $800K | 105 mo ago | Deadpooled | — | 2011 | Layne Los CEO & President | — |
| 25 | Medical Laboratory Diagnostic Provider of in-person and online religious services | $778K | 190 mo ago | Funding Raised | 539 | 1997 | — | — |
| 26 | Orthopedic Driven Imaging Standalone imaging center | $750K | 26 mo ago | Seed | — | 2023 | — | — |
| 27 | Bountiful Labs Standalone clinical pathology laboratory center | $400K | 37 mo ago | Seed | — | 2022 | — | — |
| 28 | Softlanding Labs Standalone toxicology and genetic testing laboratory | $250K | 170 mo ago | Seed | — | 2009 | — | — |
| 29 | CardioRisk Laboratories World-class service company focused on early detection and monitoring of cardiovascular disease | $250K | 208 mo ago | Early Stage | — | 1998 | Todd Eldredge CEO | — |
| 30 | Phi Life Sciences Standalone molecular diagnostics lab | $200K | 102 mo ago | Seed | 26 | 2016 | Sawan Hurst Co-Founder & CEO | — |
| 31 | United Toxicology Provider of medical laboratory drug testing services | $200K | 181 mo ago | Deadpooled | 1 | 2011 | — | — |
| 32 | Neway Provider of value-based dialysis lab care, helping dialysis programs enhance the quality and speed of patient… | $134K | 28 mo ago | Seed | — | 2021 | Bryan Thompson Founder & CEO | — |
| 33 | Oak Imaging Provider of MRI and x-ray imaging services | $100K | 34 mo ago | Seed | — | 2023 | — | — |
Top 12 Clinical Laboratories companies in United States
#1
Funding Raised · Little Rock, Arkansas · founded 2001 · 21 employees$6Mraised▾
Arkana Laboratories is a center for esoteric pathology that focuses on improving care for patients by interpreting a large number of renal biopsies in the U.S. annually.
- Jan 2025Grant (prize money)$252.1K
- Sep 2023Grant (prize money)$1.9M
- Sep 2022Grant (prize money)$252.1K
- Sep 2022Grant (prize money)$243.1K
#2
Late Stage · Des Plaines, Illinois · founded 1991 · 105 employees$3.8Mraised▾
Provider of forensic drug and alcohol testing laboratory services and supplies. They offer newborn, adult, and child testing options using various specimens. Testing includes analysis for substances of abuse, alcohol biomarkers, and toxins. They provide collection supplies, resources, and research support.
- Jan 2025PE—
- Sep 2021Grant (prize money)$250.9K
- Sep 2013Grant (prize money)$801.1K
- Sep 2009Grant (prize money)$1.4M
#3
Series A · San Diego, California · founded 2013 · 22 employees$17.2Mraised▾
Standalone clinical laboratory
- Jan 2024Conventional Debt$25.4M
- Jun 2022Conventional Debt$3.5M
- May 2021Series A$12.6M
- Nov 2018Series A$2.9M
#4
Series A · Walnut Creek, California · founded 2020 · 12 employees$13Mraised▾
Provider of microbiome testing services
- Mar 2024Series A$8.5M
- Nov 2022Seed$4.5M
#5
Acquired · Aliso Viejo, California · founded 1999 · 827 employees$7.2Mraised▾
Provider of genetic testing focused on clinical diagnostics and genomic services. It offers gene sequence analysis and customizable sequencing, genotyping, and microarray services. The company also provides clinical resources that support ongoing clinician education sharing of data to promote scientific discoveries that help in improving patient management and care.
- 2023Grant (prize money)$400K
- 2022Grant (prize money)$800K
- 2021Grant (prize money)$800K
- 2020Grant (prize money)$900K
#6
Series C · Indian Wells, California · founded 2011 · 162 employees$20.5Mraised▾
Chain of imaging diagnostics centers
- 2022Series C—
- 2021Series B—
- Mar 2021Series A$19M
- Nov 2020Seed$1.5M
#7
Seed · Gainesville, Florida · founded 2023$750Kraised▾
Standalone imaging center
#8
Series A · Eau Claire, Wisconsin · founded 2021$2.1Mraised▾
Provider of medical imaging services intended to properly and accurately diagnose medical conditions. The company provides services such as magnetic resonance imaging to generate images of the organs in the body without the use of radiation, CT scan, or computed tomography scan, enabling patients to avail imaging tests at fair prices.
#9
Funding Raised · Salt Lake City, Utah · founded 1999 · 3457 employees$3Mraised▾
Provider of clinical laboratory testing and healthcare advisory services. It offers a wide array of diagnostic tests, clinical decision support tools, and consulting services for healthcare systems and researchers. These services encompass specimen handling, test result interpretation, and support for clinical trials and companion diagnostic development. Additionally, it provides continuing education resources for laboratory professionals. The organization also conducts research and innovation in diagnostic and precision medicine.
- 2023Grant (prize money)$3M
#10
Seed · Cottage Grove, Wisconsin · founded 2024$50Kraised▾
Provider of medical imaging solutions
#11
Seed · Philadelphia, Pennsylvania · founded 2023$2.1Mraised▾
Standalone laboratory diagnostics center
#12
Series A · Seattle, Washington · founded 2021 · 4 employees$7Mraised▾
Developer of biopsy technology intended to help oncologists. The company aims to derive meaningful information from the cfDNA found in patient samples, enabling patients to improve their lives and their loved ones.
Funding & investor landscape
Notable founders
Market landscape — 10 sub-themes by coverage
Share of Clinical Laboratories coverage by sub-theme.
Regulatory-risk over time rising
Funding & growth over time
funding flat · growth rising
How research on Diagnostics is moving in the United States
A read on the academic research around Diagnostics — which themes are gaining ground, the institutions and researchers driving them, and how the tone is shifting. Based on 8,526 United States-affiliated papers.
- Harvard University330
- Johns Hopkins University318
- Heidelberg University249
- Massachusetts General Hospital214
- The University of Texas MD Anderson Cancer Center191
- Liquid biopsy125→427
- Biopsy15→114
- Biomarker17→103
- Point-of-care testing112→195
- Cancer67→146
- Liquid biopsy183→739
- Biopsy42→285
- Biomarker55→208
- Cancer115→260
- Oncology57→183
- Liquid biopsy67→239
- Biopsy17→99
- Biomarker28→86
- Coronavirus disease 2019 (COVID-19)1→44
- Cancer55→92
Where diagnostics is researched across United States
Location clusters by institution affiliation — each city's volume, stance tone, and a quick read on its hot topic, what's advancing, the opening opportunity, and the main concern.
Who's filing diagnostics patents in the United States
United States diagnostics patent filing is accelerating — 418 filings from 196 assignees (2016–2025), led by Detect, UNIV Leland Stanford Junior, Washington University ST Louis; annual filings 13→55.
- Detect42
- UNIV Leland Stanford Junior33
- Washington University ST Louis20
- UNIV California19
- Nuclein19
- Texas A & M UNIV SYS19
- New England Biolabs18
- Tempus LABS18
Common questions
Rohit lives in the feed. He covers what's moving right now — the funding rounds, launches and shifts breaking across the trade press — and ties them back to where the sector is heading.