Who owns ARCH Venture Partners XII, LLC?

No ownership or control links for ARCH Venture Partners XII, LLC are resolved in the current sources yet — view the network graph to expand, or pull the cited JSON dossier.

What is ARCH Venture Partners XII, LLC's risk level?

WhiteIntel flags ARCH Venture Partners XII, LLC as low risk. Risk levels are heuristic investigative leads, not legal determinations of beneficial ownership.

Where does ARCH Venture Partners XII, LLC appear across sources?

ARCH Venture Partners XII, LLC is indexed in the WhiteIntel corporate-ownership graph (US), with a source on every claim.

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PersonLow

ARCH Venture Partners XII, LLC

Name: ARCH Venture Partners XII, LLC — ownership dossier
Creator: WhiteIntel
License: https://whiteintel.dev/terms
Keywords: corporate ownership, beneficial ownership, UBO, corporate intelligence, OSINT, corporate registry, ARCH Venture Partners XII, LLC, Person, US

ARCH Venture Partners XII, LLC — US person (sec:0001979548). 8 holdings. Every claim linked to its source.

controls 8 companies

Ownership graph Export .md

JSON / MCPsample

The finding

Controls or directs 8 companies in the resolved graph.

Investigative lead by resolved identity, not a legal determination.

/01

Registry identity

Controls: 8 companies
Risk: Low
Jurisdiction: US

/02

Control & directorships

Links are shown as observed in a source registry — we do not currently hold ownership end dates, so a link here may since have ended. Each row carries its source; check it before relying on currency.

Controlled by

None in current sources.

Directorships & controlled companies

ARCH Venture Partners XII, LLC
- Metsera, Inc.· 10% owner· via SEC EDGAR (Form 3/4/5)
- SEAPORT THERAPEUTICS, INC.· tenpercentowner· via SEC EDGAR
- Neumora Therapeutics, Inc.· tenpercentowner· via SEC EDGAR
- Prime Medicine, Inc.· tenpercentowner· via SEC EDGAR
- Rapport Therapeutics, Inc.· tenpercentowner· via SEC EDGAR

Nothing further is withheld here. The ownership and control links above are everything we have resolved for ARCH Venture Partners XII, LLC — there is no deeper chain behind a paywall. Absence means “not observed in our current sources” — it is not a finding of none.

/03

People & control

5 parties · 0 current

Every officer, person with significant control and cross-company role we hold, resolved into one entry per party. Roles are registry records, not a claim of control.

●
Metsera, Inc.
Also holds roles at 53 other companies
- FMR LLC10% owner
- Burow Kristina10% owner
- BERNS PAUL Ldirector
●
Neumora Therapeutics, Inc.
Also holds roles at 36 other companies
- BERNS PAUL Lofficer
- Milligan Michael Leeofficer
- Aurora Daljit Singhofficer

3 additional parties & networkSTANDARD

●
Prime Medicine, Inc.
Also holds roles at 45 other companies
- Gottesdiener Keith Michaelofficer
- Alenson Carmanofficer
- Goldwasser Meredithofficer
●
Rapport Therapeutics, Inc.
Also holds roles at 30 other companies
- Bredt Davidofficer
- Ignelzi Troy A.officer
- Young Wendy B.director
●
SEAPORT THERAPEUTICS, INC.
Also holds roles at 50 other companies
- CRANDELL KEITHtenpercentowner
- GENERAL ATLANTIC (LUX) S.A R.L.director
- GENERAL ATLANTIC (LUX) S.A R.L.tenpercentowner

●
Prime Medicine, Inc.
Also holds roles at 45 other companies
- Gottesdiener Keith Michaelofficer
- Alenson Carmanofficer
- Goldwasser Meredithofficer
●
Rapport Therapeutics, Inc.
Also holds roles at 30 other companies
- Bredt Davidofficer
- Ignelzi Troy A.officer
- Young Wendy B.director
●
SEAPORT THERAPEUTICS, INC.
Also holds roles at 50 other companies
- CRANDELL KEITHtenpercentowner
- GENERAL ATLANTIC (LUX) S.A R.L.director
- GENERAL ATLANTIC (LUX) S.A R.L.tenpercentowner

Unlock all 5 parties, full beneficial ownership chains & directorship networks.

Unlock Standard Dossier€39

5 parties · 0 current. Ceased and resigned records are retained as history.

Monitoring

Coverage of ARCH Venture Partners XII, LLC is still thin in the current sources. Watch it and we'll flag the moment new ownership, filings or risk signals land.

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WHAT YOU CAN SEEFREE

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Identity, nationality & aliases
Sanctions, PEP & watchlist detail
Direct connections (1 hop)
Community notes

Nothing further on ARCH Venture Partners XII, LLC is behind a paywall — everything we hold on this subject is already on this page.

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Common questions

Who owns ARCH Venture Partners XII, LLC?: No ownership or control links for ARCH Venture Partners XII, LLC are resolved in the current sources yet — view the network graph to expand, or pull the cited JSON dossier.
What is ARCH Venture Partners XII, LLC's risk level?: WhiteIntel flags ARCH Venture Partners XII, LLC as low risk. Risk levels are heuristic investigative leads, not legal determinations of beneficial ownership.
Where does ARCH Venture Partners XII, LLC appear across sources?: ARCH Venture Partners XII, LLC is indexed in the WhiteIntel corporate-ownership graph (US), with a source on every claim.

Community intel

Crowd leads · unverified

Tips, corrections and leads contributed by the community on ARCH Venture Partners XII, LLC. These are unverified leads, not WhiteIntel findings — we surface them for investigators to chase, and analyse the corroborated ones into SnitchScore.

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