Diligence memo · auto-generated · as of July 2, 2026

SI Investors, L.P.

SI Investors, L.P. looks fair against its niche peers and is dormant on financing cadence.

DeprioritizeFinancing has gone silent well past the sector's normal cadence — treat as inactive until outside confirmation of a live operation.

Businessfiled

SI Investors, L.P. operates in Other, based in New York.

Sector still resolves to a broad 'Other' bucket, so operating comparables below are weaker than for a tightly-classified peer.

No verified homepage on file yet — operating evidence is limited to the public record.

Capital & rounds (filed)filed

SI Investors, L.P. has raised $164M in disclosed capital across 1 recorded round, aggregated from public filings. Its latest round is modeled as Series D+ (a $100M–$400M round).

Largest single filing: $164M on 2013-10-10.

Most recent recorded round closed around 2013-10-10.

Valuation (modeled)modeled

Provath models SI Investors, L.P. at approximately $2.8B (range $932M–$6.2B). This is an algorithmic estimate from round sizes and same-niche peers — not a quoted or reported figure.

Read: Fair. Modeled value is 1.03× the median modeled value of Series D+ Other companies in 2013–2015 (90 peers) — value vs value, same stage and era. Within the normal band (103% of peer median) for its niche.

Financing rhythm & timingmixed

Last raise 12.7 yr ago; this sector typically re-raises about every 11 months.

Only one round on record and long silent — often defunct, acquired, or gone quiet.

Comparablesmixed

Capital scale ranks ahead of 98% of Other peers (25015 compared).

Modeled value ranks above 99% of those peers.

Closest niche peers: Campaign Monitor Holdings (UK) Ltd, Tomahawk Holdings, Inc., Cornell Capital Special Situations Partners II LP, Liberty Resources II, LLC, Resolute Investment Holdings, LLC.

Peoplefiled

5 named people on file across officers, directors and signatories.

Risks & flagsmixed

Financing has been silent well beyond sector cadence — possibly defunct, acquired, or paused.

Broad sector classification weakens peer comparison.

No clearly named CEO/founder/principal in the surfaced records — key-person evidence is thin.