Diligence memo · auto-generated · as of July 2, 2026
22nd Century Limited, LLC
22nd Century Limited, LLC looks fair against its niche peers and is dormant on financing cadence.
Businessfiled
22nd Century Limited, LLC operates in Biotechnology, based in WILLIAMSVILLE.
No verified homepage on file yet — operating evidence is limited to the public record.
Capital & rounds (filed)filed
22nd Century Limited, LLC has raised $5.5M in disclosed capital across 2 recorded rounds, aggregated from public filings. Its latest round is modeled as Series A (a $4.0M–$15M round).
Largest single filing: $5.4M on 2010-12-22.
Most recent recorded round closed around 2010-12-22.
Valuation (modeled)modeled
Provath models 22nd Century Limited, LLC at approximately $196M (range $5.9M–$1.1B). This is an algorithmic estimate from round sizes and same-niche peers — not a quoted or reported figure.
Read: Fair. Modeled value is 0.98× the median modeled value of Series A Biotechnology companies in 2010–2012 (92 peers) — value vs value, same stage and era. Within the normal band (98% of peer median) for its niche.
Financing rhythm & timingmixed
Last raise 15.5 yr ago; this sector typically re-raises about every 14 months.
Silent for over 3× the sector's normal cadence.
The last round stepped up 1.0× from the prior — scaling.
Comparablesmixed
Capital scale ranks ahead of 46% of Biotechnology peers (4293 compared).
Modeled value ranks above 72% of those peers.
Closest niche peers: Tobira Therapeutics, Inc., Neoprobe Corp, Akebia Therapeutics, Inc., Adimab, LLC, Elevation Pharmaceuticals Inc.
Peoplefiled
4 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.