Diligence memo · auto-generated · as of July 2, 2026
Thorne Holding Corp.
Thorne Holding Corp. looks under-valued against its niche peers and is dormant on financing cadence.
Businessfiled
Thorne Holding Corp. operates in Other Health Care, based in BOSTON.
No verified homepage on file yet — operating evidence is limited to the public record.
Capital & rounds (filed)filed
Thorne Holding Corp. has raised $46M in disclosed capital across 2 recorded rounds, aggregated from public filings. Its latest round is modeled as Series B (a $15M–$40M round).
Largest single filing: $33M on 2010-06-23.
Most recent recorded round closed around 2011-05-10.
Valuation (modeled)modeled
Provath models Thorne Holding Corp. at approximately $281M (range $30M–$1.1B). This is an algorithmic estimate from round sizes and same-niche peers — not a quoted or reported figure.
Read: Under-valued. Modeled value is 0.66× the median modeled value of Series B Other Health Care companies in 2010–2012 (50 peers) — value vs value, same stage and era.
Financing rhythm & timingmixed
Historic cadence: a new round about every 11 months.
Last raise 15.1 yr ago; this sector typically re-raises about every 14 months.
Silent for over 3× the sector's normal cadence.
The last round was 2.6× smaller than the prior — a bridge or down round.
Comparablesmixed
Capital scale ranks ahead of 91% of Other Health Care peers (5377 compared).
Modeled value ranks above 90% of those peers.
Closest niche peers: Cell MDX, LLC, OptiMedica Corp, Riverchase Holdings Mso, Llc, CDRT Holding Corp, Pivot Medical Inc.
Peoplefiled
7 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.