Diligence memo · auto-generated · as of July 2, 2026
Petro Waste Partners, LP
Petro Waste Partners, LP has raised $4.7M over 2 rounds; too few niche peers to rank its valuation yet.
Businessfiled
Petro Waste Partners, LP operates in Environmental Services, based in SAN ANTONIO.
No verified homepage on file yet — operating evidence is limited to the public record.
Capital & rounds (filed)filed
Petro Waste Partners, LP has raised $4.7M 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: $4.4M on 2017-06-30.
Most recent recorded round closed around 2017-06-30.
Valuation (modeled)modeled
Provath models Petro Waste Partners, LP at approximately $97M (range $5.5M–$528M). This is an algorithmic estimate from round sizes and same-niche peers — not a quoted or reported figure.
Too few comparable companies in this niche to rank the valuation fairly yet.
Financing rhythm & timingmixed
Historic cadence: a new round about every 63 months.
Last raise 9.0 yr ago; this sector typically re-raises about every 11 months.
Silent for over 3× the sector's normal cadence.
The last round stepped up 12.9× from the prior — scaling.
Comparablesmixed
Capital scale ranks ahead of 62% of Environmental Services peers (242 compared).
Modeled value ranks above 80% of those peers.
Closest niche peers: Meridian Waste Solutions, Inc., Cherokee Solid Waste Disposal Authority, Vivakor, 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.