Diligence memo · auto-generated · as of July 2, 2026
TetraSun, Inc.
TetraSun, Inc. looks fair against its niche peers and is dormant on financing cadence.
Businessfiled
TetraSun, Inc. operates in Other Energy, based in SARATOGA.
No verified homepage on file yet — operating evidence is limited to the public record.
Capital & rounds (filed)filed
TetraSun, Inc. has raised $615K 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: $615K on 2009-07-14.
Most recent recorded round closed around 2009-07-14.
Valuation (modeled)modeled
Provath models TetraSun, Inc. at approximately $9.9M (range $390K–$113M). This is an algorithmic estimate from round sizes and same-niche peers — not a quoted or reported figure.
Read: Fair. Modeled value is 1.23× the median modeled value of Pre-Seed Other Energy companies in 2007–2009 (65 peers) — value vs value, same stage and era. Within the normal band (123% of peer median) for its niche.
Financing rhythm & timingmixed
Last raise 17.0 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 20% of Other Energy peers (2049 compared).
Modeled value ranks above 38% of those peers.
Closest niche peers: Atlantic Green Power Corp, Capture Advance, Inc., Edenspace Systems Corp, Nuscale Power Inc, Starion Energy 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.