Diligence memo · auto-generated · as of July 2, 2026

Penrhos Bio Ltd

Penrhos Bio Ltd looks fair against its niche peers and is dormant on financing cadence.

DeprioritizeFinancing has gone silent well past the sector's normal cadence — treat as inactive until outside confirmation of a live operation.

Businessfiled

Penrhos Bio Ltd operates in Biotech / Pharma, based in LONDON.

No verified homepage on file yet — operating evidence is limited to the public record.

Capital & rounds (filed)filed

Penrhos Bio Ltd has raised $282K in disclosed capital across 1 recorded round, aggregated from public filings. Its latest round is modeled as Pre-Seed (a round under $1.0M).

Largest single filing: $282K on 2023-06-15.

Most recent recorded round closed around 2023-06-15.

Valuation (modeled)modeled

Provath models Penrhos Bio Ltd at approximately $2.4M (range $154K–$11M). This is an algorithmic estimate from round sizes and same-niche peers — not a quoted or reported figure.

Read: Fair. Modeled value is 1.15× the median modeled value of Pre-Seed Biotech / Pharma companies in 2022–2024 (28 peers) — value vs value, same stage and era. Within the normal band (115% of peer median) for its niche.

Financing rhythm & timingmixed

Last raise 3.0 yr ago; this sector typically re-raises about every 15 months.

Only one round on record and long silent — often defunct, acquired, or gone quiet.

Comparablesmixed

Capital scale ranks ahead of 18% of Biotech / Pharma peers (227 compared).

Modeled value ranks above 17% of those peers.

Closest niche peers: Gaingels Oct Bio LLC, Gaingels Alto Pharmacy LLC, Pyros Pharmaceuticals, Inc., Allander Biotechnologies, Inc., CyMon Bio, Inc..

Peoplefiled

6 named people on file across officers, directors and signatories.

Risks & flagsmixed

Financing has been silent well beyond sector cadence — possibly defunct, acquired, or paused.

No clearly named CEO/founder/principal in the surfaced records — key-person evidence is thin.