The 12 closest competitors and alternatives to AFFINITY BIOSENSORS LLC among medical diagnostics companies — ranked by similarity to what AFFINITY BIOSENSORS LLC actually does, not by market-cap band.
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Affinity Biosensors manufactures the LifeScale system, a medical technology product that provides rapid antimicrobial susceptibility testing (AST) results for gram-negative bacteria from positive blood cultures. The system uses population-profiling technology to deliver laboratory test results in approximately four hours to assist medical and laboratory professionals.
AFFINITY BIOSENSORS LLC is a medical diagnostics company headquartered in United States. It has raised at least $62.6M across the 12 funding rounds on record. Its most recent funding round raised $4M in March 2026. Xcout tracks 6 named people at AFFINITY BIOSENSORS LLC, including Kenneth Babcock (CEO).
At least $62.6M raised across the 12 rounds on record. The 3 most recent:
| Date | Round | Amount | Investors |
|---|---|---|---|
| SEC Form D filing | $4M | — | |
| SEC Form D filing | $14.4M | — | |
| SEC Form D filing | $3.7M | — |
Who invested in each round, lead investors, valuations and the co-investor graph — open the full funding history →
Ranked by semantic similarity — how close each company is to AFFINITY BIOSENSORS LLC by what it does, using Xcout's live company graph. Click any company for its full profile, or its competitor set.
Similar medical diagnostics company
Sysmex Astrego is a medical technology company specializing in automated antibiotic susceptibility testing to combat antimicrobial resistance.
Biotechnology
Headquartered in Muttenz, Switzerland, Resistell AG is a biotechnology company incorporated in 2018 that develops rapid antibiotic susceptibility testing devices as an innovative alternative to traditional culture-based antibiograms.
Diagnostics
Humedics GmbH is a medical technology company based in Berlin, Germany, that specializes in rapid and accurate liver function measurement using the innovative LiMAx test.
Biotechnology
Royal Biotech Inc. develops, manufactures, and markets portable diagnostic analysis products, handheld systems, and test kits for clinical, veterinary, food safety, and environmental applications. The company serves public security and health sectors by providing molecular and microfluidic diagnostic devices designed for on-site use.
Medical Technology
Magnolia Medical Technologies, Inc. is a medical device company headquartered in Seattle and Bellevue, Washington. The company develops diagnostic and blood collection technologies designed to reduce in-vitro diagnostic errors and improve blood culture accuracy.
Health Care
QLife Holding develops medical technology products, specifically featuring the Egoo platform for decentralized biomarker and blood testing. The company provides accessible diagnostic equipment designed for patients to use at home.
Healthtech
Sava Technologies develops a minimally invasive biosensor platform designed for real-time continuous health monitoring beyond glucose alone, including metrics like lactate, ketones, and cortisol. The company provides affordable, multi-molecule detection technology aimed at managing chronic conditions and general wellbeing.
Medical Technology
RedDrop Dx designs next-generation capillary sampling systems to provide virtually pain-free blood collection for healthcare providers, laboratories, and life science teams. Based in Fort Collins, Colorado, the company offers an FDA-cleared Class II blood sampling device that is automation-ready for clinical and at-home use.
Medical Technology
Headquartered in Fremont, California, ArKal Medical is a medical technology company that developed next-generation continuous glucose monitoring systems using proprietary MicroTip technology.
Diagnostics
Day Zero Diagnostics is a biotechnology company developing rapid, sequencing-based diagnostic tests to identify bloodstream infections and predict antimicrobial resistance. Its products are intended for hospitals and clinicians managing seriously ill patients who need faster pathogen identification and antibiotic-selection information.
Diagnostics
iFAST Diagnostics is a United Kingdom-based diagnostics company developing low-cost, high-throughput rapid antimicrobial susceptibility testing (AST) technology. The firm focuses on combating antimicrobial resistance globally with a team of 11 to 50 employees.
Similar medical diagnostics company
HelixBind, Inc. is a medical diagnostics company headquartered in Boxborough, Massachusetts. The company specializes in technologies for the rapid identification of bloodstream infections.
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