Diligence memo · auto-generated · as of July 2, 2026
Affinity Biosensors Llc
Affinity Biosensors Llc looks under-valued against its niche peers and is active on financing cadence.
Businessfiled
Affinity Biosensors Llc operates in Other, based in SANTA BARBARA.
Sector still resolves to a broad 'Other' bucket, so operating comparables below are weaker than for a tightly-classified peer.
No verified homepage on file yet — operating evidence is limited to the public record.
Capital & rounds (filed)filed
Affinity Biosensors Llc has raised $63M in disclosed capital across 14 recorded rounds, aggregated from public filings. Its latest round is modeled as Series A (a $4.0M–$15M round).
Largest single filing: $14M on 2024-11-27.
Most recent recorded round closed around 2026-03-20.
Valuation (modeled)modeled
Provath models Affinity Biosensors Llc at approximately $4.3M (range $2.2M–$6.3M). This is an algorithmic estimate from round sizes and same-niche peers — not a quoted or reported figure.
Read: Under-valued. Modeled value is 0.22× the median modeled value of Series A Other companies in 2025–2027 (487 peers) — value vs value, same stage and era.
Financing rhythm & timingmixed
Historic cadence: a new round about every 8 months.
Last raise 3 mo ago; this sector typically re-raises about every 11 months.
Raising on or ahead of the sector's normal rhythm.
The last round was 9.0× smaller than the prior — a bridge or down round.
Comparablesmixed
Capital scale ranks ahead of 94% of Other peers (25015 compared).
Modeled value ranks above 22% of those peers.
Closest niche peers: Sea Court GP, LLC, Kastle Biopartners II LP, Econic Investment LLC, DCFC Holdings, LLC, HeadVantage Corp.
Peoplefiled
8 named people on file across officers, directors and signatories.
Risks & flagsmixed
Broad sector classification weakens peer comparison.
No clearly named CEO/founder/principal in the surfaced records — key-person evidence is thin.