Diligence memo · auto-generated · as of July 2, 2026
PetroSun, Inc
PetroSun, Inc looks over-valued against its niche peers and is dormant on financing cadence.
Businessfiled
PetroSun, Inc operates in Other Energy, based in PHOENIX.
No verified homepage on file yet — operating evidence is limited to the public record.
Capital & rounds (filed)filed
PetroSun, Inc has raised $572K 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: $572K on 2023-01-18.
Most recent recorded round closed around 2023-01-18.
Valuation (modeled)modeled
Provath models PetroSun, Inc at approximately $3.4M (range $362K–$18M). This is an algorithmic estimate from round sizes and same-niche peers — not a quoted or reported figure.
Read: Over-valued. Modeled value is 1.71× the median modeled value of Pre-Seed Other Energy companies in 2022–2024 (84 peers) — value vs value, same stage and era. Issuer reports no revenue, yet is modeled well above niche peers.
Financing rhythm & timingmixed
Last raise 3.5 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 19% of Other Energy peers (2049 compared).
Modeled value ranks above 18% of those peers.
Closest niche peers: Sol Clarity, Inc., Helios CoreShell Partners, LLC, Trinary Solar Group IV LLC, SunTrain, Inc., Advanced Thermovoltaic Systems, LLC.
Peoplefiled
2 named people on file across officers, directors and signatories.
Risks & flagsmixed
Financing has been silent well beyond sector cadence — possibly defunct, acquired, or paused.
Modeled above niche peers — valuation risk on entry.
No clearly named CEO/founder/principal in the surfaced records — key-person evidence is thin.