Diligence memo · auto-generated · as of July 2, 2026
Sisu Extraction, LLC
Sisu Extraction, LLC looks fair against its niche peers and is dormant on financing cadence.
Businessfiled
Sisu Extraction, LLC operates in Manufacturing, based in Arcata.
No verified homepage on file yet — operating evidence is limited to the public record.
Capital & rounds (filed)filed
Sisu Extraction, LLC has raised $480K 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: $480K on 2018-10-17.
Most recent recorded round closed around 2018-10-17.
Valuation (modeled)modeled
Provath models Sisu Extraction, LLC at approximately $7.3M (range $326K–$83M). This is an algorithmic estimate from round sizes and same-niche peers — not a quoted or reported figure.
Read: Fair. Modeled value is 1.37× the median modeled value of Pre-Seed Manufacturing companies in 2016–2018 (231 peers) — value vs value, same stage and era. Within the normal band (137% of peer median) for its niche.
Financing rhythm & timingmixed
Last raise 7.7 yr ago; this sector typically re-raises about every 12 months.
Only one round on record and long silent — often defunct, acquired, or gone quiet.
Comparablesmixed
Capital scale ranks ahead of 21% of Manufacturing peers (3257 compared).
Modeled value ranks above 39% of those peers.
Closest niche peers: Thorp Lane, Inc., NANOPHASE TECHNOLOGIES Corp, WholeMe, LLC, Shock Mitigation Technologies, Inc, Southwood Holding Company, Inc..
Peoplefiled
3 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.