Karius
Karius is a biotechnology company that specializes in advanced genomic diagnostics for infectious diseases. The company focuses on improving pathogen detection through clinical metagenomics and artificial intelligence, aiming to provide rapid and non-invasive diagnostic solutions. Karius is dedicated to delivering timely and accurate diagnoses, particularly for immunocompromised patients and those with life-threatening infections. The Karius Test™ is a liquid biopsy that detects microbial cell-free DNA from over 1,000 pathogens using a single blood sample. This non-invasive method offers a faster and more comprehensive alternative to traditional culture-based diagnostics. The Karius Spectrum™ enhances this approach with a focus on rapid turnaround and high accuracy for critical care settings. Karius employs proprietary AI-driven analysis to interpret genomic data, identifying pathogens and their resistance profiles effectively. Karius operates a CLIA-certified laboratory and is backed by significant funding to expand access to its diagnostics. The company primarily serves hospitals and healthcare providers, aiming to reduce diagnostic delays and combat antimicrobial resistance through targeted therapies.
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Headcount trend
Karius went from 136 employees in Jul 2023 to 174 in Jun 2025. Jan to Jun 2025: 13 people joined, 3 left.
Headcount data through Jun 2025
Org structure
Headcount by department
Hiring now
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All salaries1 salary profiles in the US
H-1B sponsorship
Funding
- May 2024 · Series C · $100M · Khosla Ventures, 5AM Ventures, Gilde Healthcare
- Feb 2020 · Series B · $165M · Softbank Vision Fund, General Catalyst, HBM Healthcare Investments
- Nov 2018 · Debt Financing · $25M · Oxford Finance LLC
- Aug 2017 · Series A · $59M · Data Collective, Lightspeed Venture, Tencent
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Karius FAQ
How many employees does Karius have?
Karius has about 174 employees, up 1.8% over the 3 months to Jun 2025.
Does Karius sponsor H1B visas?
Yes. Karius filed 1 H1B (LCA) application in FY2024, according to the latest U.S. Department of Labor disclosures. It was for a IT role.
What is Karius's revenue per employee?
Karius makes about $112K in revenue per employee, based on $19.5M annual revenue and 174 employees.
How much does Karius pay?
6figr has 1 salary profile for Karius in the US, with pay broken down by role, level, gender and ethnicity on the Karius salaries page. See Karius salaries
How much funding has Karius raised?
Karius has raised $349M in total funding; its latest round was Series C in May 2024.
Data from Company Prospectus, DOL LCA disclosures, WARN notices and 6figr salary profiles.