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Affinity Biosensors

Affinity Biosensors

Private
Santa Barbara, CaliforniaHealthcare & Life Scienceshttps://affinitybio.com/

Last Round

Seed Round

Mar 23, 2026

Total Funding Raised

$7.38M

Company Overview

Affinity Biosensors is a biotechnology company that develops and manufactures diagnostic instruments, including the LifeScale AST system for rapid antimicrobial susceptibility testing.

Sector

Healthcare & Life Sciences

Verticals

Medical Devices, Biotech Equipment

Business Model

B2B

Customer Profile

Hardware Sales, Usage-Based SaaS

AI Layer

Application

Keywords

antimicrobial susceptibility testingASTrapid diagnosticsminimum inhibitory concentrationMICmicrofluidicssepsis diagnosticsclinical microbiologyantibiotic stewardshipdiagnostic hardwareAI diagnosticsmedtechrazor-razorblade modelsingle-cell analysislab automation

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Affinity Biosensors Comparables

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Affinity Biosensors comparables — related companies by embedding similarity
CompanySimilarityMarket Cap
Gradientech
91%
SeLux Diagnostics
86%
FASTinov
85%

Affinity Biosensors Funding Rounds

Historical fundraising activity

Data table
RoundDateAmount RaisedValuationInvestorsSources
Seed RoundMar 23, 2026
VC RoundNov 17, 2021
VC RoundJul 10, 2019
VC RoundDec 19, 2018
VC RoundJul 13, 2017
VC Round
Jun 29, 2016

Affinity Biosensors Investors

Notable investors and investment history

Affinity Biosensors investors
InvestorRounds
Rose Ventures Inc.VC Round, Series A
National Institute of General Medical SciencesGrant
Founders Capital PartnersVC Round, Series A
National Science FoundationGrant

Market signals

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  • Jan 1, 2013

    $150K grant from the National Science Foundation.

  • Jul 1, 2007

    $100K grant from the National Science Foundation

Affinity Biosensors Filings

SEC and related filings with document metadata.

Data table
TypedDateAmount OfferedAmount SoldFillingPagesDownload
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Affinity Biosensors Filings

SEC and related filings with document metadata.

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Firmographic Details

HeadquartersSanta Barbara, California
Employee Range31
Year Founded2006
Last FundingMar 23, 2026

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