Diligence memo · auto-generated · as of July 2, 2026
Castle Information Systems, Inc.
Castle Information Systems, Inc. looks fair against its niche peers and is dormant on financing cadence.
Businessfiled
Castle Information Systems, Inc. operates in Software / Tech, based in RALEIGH.
No verified homepage on file yet — operating evidence is limited to the public record.
Capital & rounds (filed)filed
Castle Information Systems, Inc. has raised $2.0M in disclosed capital across 5 recorded rounds, aggregated from public filings. Its latest round is modeled as Pre-Seed (a round under $1.0M).
Largest single filing: $875K on 2016-08-10.
Most recent recorded round closed around 2018-08-29.
Valuation (modeled)modeled
Provath models Castle Information Systems, Inc. at approximately $17M (range $265K–$195M). This is an algorithmic estimate from round sizes and same-niche peers — not a quoted or reported figure.
Read: Fair. Modeled value is 1.29× the median modeled value of Pre-Seed Software / Tech companies in 2016–2018 (233 peers) — value vs value, same stage and era. Within the normal band (129% of peer median) for its niche.
Financing rhythm & timingmixed
Historic cadence: a new round about every 17 months.
Last raise 7.8 yr ago; this sector typically re-raises about every 13 months.
Silent for over 3× the sector's normal cadence.
The last round stepped up 1.1× from the prior — scaling.
Comparablesmixed
Capital scale ranks ahead of 34% of Software / Tech peers (3920 compared).
Modeled value ranks above 36% of those peers.
Closest niche peers: Microsfere Technologies, Inc., Javvy Technologies, Ltd., Parsec Cloud, Inc., New Harbor Network Systems, Inc., Pet Data & Rescue, 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.