Who owns MAGNITE LIMITED?

In the current sources, MAGNITE LIMITED is connected to GLENEX LIMITED, Magnite Inc.. Trace the full chain to the ultimate beneficial owner in the WhiteIntel ownership graph.

What is MAGNITE LIMITED's risk level?

WhiteIntel flags MAGNITE LIMITED as low risk. Risk levels are heuristic investigative leads, not legal determinations of beneficial ownership.

Where does MAGNITE LIMITED appear across sources?

MAGNITE LIMITED is indexed in the WhiteIntel corporate-ownership graph (GB), with a source on every claim.

LIVE · CORPUS

SnitchScore · reading…

evidence coverage · reading…

Coverage — measured

Sources fused: 2
Ownership hops held: 4

An absent edge means not yet observed — never does not exist.

Legal entityLowActive

MAGNITE LIMITED

Name: MAGNITE LIMITED — ownership dossier
Creator: WhiteIntel
License: https://whiteintel.dev/terms
Keywords: corporate ownership, beneficial ownership, UBO, corporate intelligence, OSINT, corporate registry, MAGNITE LIMITED, Company, GB

MAGNITE LIMITED — active UK company, incorporated 2009 (oo:GB-COH-06922381). UBO chain traced 4 hops, 2 owners, 15 officers. Cited to 2 registries.

OO GB-COH-06922381Inc. 02 Jun 2009ltdGB

Ownership graph Export .md

JSON / MCPsample

Live UK registry

The finding

Ownership resolves 4 hops deep toward the ultimate beneficial owner.

Investigative lead by resolved identity, not a legal determination.

/01

Registry identity

Status: active
Incorporated: 2009-06-02
Legal form: ltd
Activity: 73110
Registered office: 5 New Street Square, London, EC4A 3TW

/02

Ownership & control

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.

Owners / controllers

MAGNITE LIMITED
- GLENEX LIMITED· beneficial owner100%· via OpenOwnership
- Magnite Inc.· beneficial owner87.5%· via CH PSC

Holdings / subsidiaries

None in current sources.

Walk the full UBO chain

4 hops lockedSTANDARD

4-step ownership / control trace to the ultimate beneficial owner — cited at every hop. Unlock the full chain.

Unlock Standard Dossier€39

Standard Dossier€39

The full ownership trace on this subject — every hop to the ultimate owner, its filing history and sanctions exposure — as PDF and JSON, every claim linked to its source.

Everything we hold on MAGNITE LIMITED, resolved and sourced — yours to keep, no subscription.

INCLUDED WHEN YOU UNLOCK

UBO trace
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Branded PDF + un-redacted JSON · every claim linked to its source
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UBO trace · same-address

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WHAT YOU CAN SEEFREE

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4 items you can read right now — no account, no payment.

Identity, address & registry profile
Sanctions & watchlist detail
Direct connections (1 hop)
Community notes

YOURS AFTER YOU UNLOCK · PAID

3 more items, hidden until you unlock this dossier. The badge on each row names the dossier that includes it.

Full ownership trace to the UBOSTANDARD
Cross-source resolution & same-addressSTANDARD
Full export (PDF + un-redacted JSON) & change alertsPREMIUM

/03

Also at this address

Shared registered office

Other companies registered at the same address — a common structuring / formation-agent signal, not proof of a link.

8 companiesSTANDARD

8 other companies at this registered office — unlock the itemised list.

Unlock Standard Dossier€39

/04

Activity timeline

16 Jun 2027Companies House
Confirmation statement due
30 Sept 2026Companies House
Accounts due
31 Dec 2024Companies House
Latest accounts made up
02 Jun 2009Companies House
Registered

/05

Register record, filings & financials

live · Companies House

Company no.: 06922381
Status: active
Type: ltd
Incorporated: 2009-06-02
Registered office: 5 New Street Square, London, EC4A 3TW
SIC: 73110

FILING & COMPLIANCE

Accounts type: full
Last accounts: 2024-12-31
Accounts due: 2026-09-30
Confirmation stmt due: 2027-06-16

FORMERLY KNOWN AS

THE RUBICON PROJECT LTD

/06

People & control

17 parties · 6 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.

●
GEPHART, Brian Lee
- director · American · appointed 2024-09-20 · Companies House
■
Magnite Inc.
- corporate PSC · 75–100% shares · United States · since 2016-04-06 · CH · PSC register
Also holds roles at 2 other companies
- SPOTX LIMITEDbeneficial owner
- Telaria, Inc.beneficial owner
●
NIX, Meaghan
- director · British,American · appointed 2015-10-12 · Companies House
●
PECHACEK, Natalie Hera
- director · American · appointed 2013-05-14 · Companies House
●
TAWIL, Elie Joseph
- director · American · appointed 2024-09-20 · Companies House
●
TAYLOR WESSING SECRETARIES LIMITED
- corporate secretary · appointed 2009-06-02 · Companies House
●
BURKE, Paul Simon
- director · British · appointed 2009-06-02 · resigned · Companies House
●
COPPLE, Brian
- director · American · appointed 2015-04-07 · resigned · Companies House
●
DAY, David Lavelle
- director · American · appointed 2013-05-08 · resigned · Companies House
●
FELDMAN, Jonathan
- director · American · appointed 2018-09-01 · resigned · Companies House
●
GLENEX LIMITED
Also holds roles at 2 other companies
- Telaria, Inc.beneficial owner
- Mr. Brian George Hempsonbeneficial owner
●
HUNTSMOOR LIMITED
- corporate director · appointed 2009-06-02 · resigned · Companies House
●
HUNTSMOOR NOMINEES LIMITED
- corporate director · appointed 2009-06-02 · resigned · Companies House
●
ROAH, Craig
- director · American · appointed 2009-06-03 · resigned · Companies House
●
SALTZ, Aaron Joseph
- director · American · appointed 2020-06-12 · resigned · Companies House
●
SZELISKI, Victoria Von
- director · United States · appointed 2012-09-21 · resigned · Companies House
●
WELCH, Seizo
- director · Canadian · appointed 2012-11-01 · resigned · Companies House

17 parties · 6 current. Ceased and resigned records are retained as history.

/07

Common questions

Who owns MAGNITE LIMITED?: In the current sources, MAGNITE LIMITED is connected to GLENEX LIMITED, Magnite Inc.. Trace the full chain to the ultimate beneficial owner in the WhiteIntel ownership graph.
What is MAGNITE LIMITED's risk level?: WhiteIntel flags MAGNITE LIMITED as low risk. Risk levels are heuristic investigative leads, not legal determinations of beneficial ownership.
Where does MAGNITE LIMITED appear across sources?: MAGNITE LIMITED is indexed in the WhiteIntel corporate-ownership graph (GB), with a source on every claim.

Community intel

Crowd leads · unverified

Tips, corrections and leads contributed by the community on MAGNITE LIMITED. 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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