Diligence memo · auto-generated · as of July 2, 2026
Glasshouse SPC
Glasshouse SPC looks under-valued against its niche peers and is dormant on financing cadence.
Businessfiled
Glasshouse SPC operates in Environmental Services, based in SEATTLE.
No verified homepage on file yet — operating evidence is limited to the public record.
Capital & rounds (filed)filed
Glasshouse SPC has raised $200K in disclosed capital across 2 recorded rounds, aggregated from public filings. Its latest round is modeled as Pre-Seed (a round under $1.0M).
Largest single filing: $100K on 2016-05-19.
Most recent recorded round closed around 2017-04-26.
Valuation (modeled)modeled
Provath models Glasshouse SPC at approximately $3.4M (range $61K–$38M). This is an algorithmic estimate from round sizes and same-niche peers — not a quoted or reported figure.
Read: Under-valued. Modeled value is 0.26× the median modeled value of Pre-Seed Environmental Services companies in 2016–2018 (15 peers) — value vs value, same stage and era.
Financing rhythm & timingmixed
Historic cadence: a new round about every 11 months.
Last raise 9.2 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 1.0× from the prior — scaling.
Comparablesmixed
Capital scale ranks ahead of 10% of Environmental Services peers (242 compared).
Modeled value ranks above 14% of those peers.
Closest niche peers: Pittsburgh Water Holdings, LLC, Neotop Water Systems Ltd., Sampleserve, Inc., American Micro Detection Systems, Inc., Polystyvert Inc..
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.
No clearly named CEO/founder/principal in the surfaced records — key-person evidence is thin.