Who owns WILLIAMS MARK J?

No ownership or control links for WILLIAMS MARK J are resolved in the current sources yet — view the network graph to expand, or pull the cited JSON dossier.

What is WILLIAMS MARK J's risk level?

WhiteIntel flags WILLIAMS MARK J as low risk. Risk levels are heuristic investigative leads, not legal determinations of beneficial ownership.

Where does WILLIAMS MARK J appear across sources?

WILLIAMS MARK J is indexed in the WhiteIntel corporate-ownership graph (US), with a source on every claim.

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WILLIAMS MARK J

Name: WILLIAMS MARK J — ownership dossier
Creator: WhiteIntel
License: https://whiteintel.dev/terms
Keywords: corporate ownership, beneficial ownership, UBO, corporate intelligence, OSINT, corporate registry, WILLIAMS MARK J, Company, US

WILLIAMS MARK J — US company (sec:0001299517). 12 holdings. Every claim linked to its source.

SEC 0001299517CompanyUS

Ownership graph Export .md

JSON / MCPsample

/01

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

None in current sources.

Holdings / subsidiaries

WILLIAMS MARK J
- BLACKROCK CREDIT OPPORTUNITIES TRUST· other· via SEC EDGAR
- BLACKROCK DEFINED OPPORTUNITY CREDIT TRUST· other· via SEC EDGAR
- BLACKROCK FLOATING RATE INCOME STRATEGIES FUND II INC· other· via SEC EDGAR
- BLACKROCK SENIOR FLOATING RATE FUND, INC.· other· via SEC EDGAR
- BLACKROCK Ltd DURATION INCOME TRUST· other· via SEC EDGAR
- MASTER SENIOR FLOATING RATE LLC· other· via SEC EDGAR
- BLACKROCK DEBT STRATEGIES FUND, INC.· other· via SEC EDGAR
- BLACKROCK SENIOR FLOATING RATE FUND II, INC.· other· via SEC EDGAR
- BLACKROCK DIVERSIFIED INCOME STRATEGIES FUND, INC.· other· via SEC EDGAR
- BLACKROCK FLOATING RATE INCOME STRATEGIES FUND, INC.· other· via SEC EDGAR
- BLACKROCK STRATEGIC BOND TRUST· other· via SEC EDGAR
- BLACKROCK SENIOR HIGH INCOME FUND, INC.· other· via SEC EDGAR

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

/02

People & control

12 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.

●
BLACKROCK CREDIT OPPORTUNITIES TRUST
Also holds roles at 37 other companies
- PARK CHARLESofficer
- CROTHERS ROBERTofficer
- AHN JANEYofficer
●
BLACKROCK DEBT STRATEGIES FUND, INC.
Also holds roles at 56 other companies
- Delbos Daviddirector
- Garfin Mitchelldirector
- Wilson Carlydirector

10 additional parties & networkSTANDARD

●
BLACKROCK DEFINED OPPORTUNITY CREDIT TRUST
Also holds roles at 43 other companies
- TARNOW JOSHUAother
- Egan Cynthiadirector
- Lynch Catherine A.director
●
BLACKROCK DIVERSIFIED INCOME STRATEGIES FUND, INC.
Also holds roles at 33 other companies
- CAVANAGH RICHARDdirector
- FABOZZI FRANKdirector
- HART LELANDother
●
BLACKROCK FLOATING RATE INCOME STRATEGIES FUND II INC
Also holds roles at 32 other companies
- WEST RICHARD Rdirector
- CAVANAGH RICHARDdirector
- HARRIS JERROLD Bdirector
●
BLACKROCK FLOATING RATE INCOME STRATEGIES FUND, INC.
Also holds roles at 55 other companies
- Garfin Mitchelldirector
- Wilson Carlydirector
- Delbos Daviddirector
●
BLACKROCK Ltd DURATION INCOME TRUST
Also holds roles at 63 other companies
- Bishop Alastairdirector
- Dickstein Akivadirector
- Holl Thomasdirector
●
BLACKROCK SENIOR FLOATING RATE FUND II, INC.
Also holds roles at 28 other companies
- PERLOWSKI JOHNofficer
- SHAPIRO IRA Pofficer
- FLYNN JAMES Tdirector
●
BLACKROCK SENIOR FLOATING RATE FUND, INC.
Also holds roles at 28 other companies
- PERLOWSKI JOHNofficer
- SHAPIRO IRA Pofficer
- FLYNN JAMES Tdirector
●
BLACKROCK SENIOR HIGH INCOME FUND, INC.
Also holds roles at 35 other companies
- CAVANAGH RICHARDdirector
- FABOZZI FRANKdirector
- GABBAY HENRYdirector
●
BLACKROCK STRATEGIC BOND TRUST
Also holds roles at 36 other companies
- CAVANAGH RICHARDdirector
- FELDSTEIN KATHLEEN Fdirector
- FABOZZI FRANKdirector
●
MASTER SENIOR FLOATING RATE LLC
Also holds roles at 7 other companies
- CASTELLANO MICHAEL Jdirector
- PERLOWSKI JOHNofficer
- SHAPIRO IRA Pofficer

●
BLACKROCK DEFINED OPPORTUNITY CREDIT TRUST
Also holds roles at 43 other companies
- TARNOW JOSHUAother
- Egan Cynthiadirector
- Lynch Catherine A.director
●
BLACKROCK DIVERSIFIED INCOME STRATEGIES FUND, INC.
Also holds roles at 33 other companies
- CAVANAGH RICHARDdirector
- FABOZZI FRANKdirector
- HART LELANDother
●
BLACKROCK FLOATING RATE INCOME STRATEGIES FUND II INC
Also holds roles at 32 other companies
- WEST RICHARD Rdirector
- CAVANAGH RICHARDdirector
- HARRIS JERROLD Bdirector
●
BLACKROCK FLOATING RATE INCOME STRATEGIES FUND, INC.
Also holds roles at 55 other companies
- Garfin Mitchelldirector
- Wilson Carlydirector
- Delbos Daviddirector
●
BLACKROCK Ltd DURATION INCOME TRUST
Also holds roles at 63 other companies
- Bishop Alastairdirector
- Dickstein Akivadirector
- Holl Thomasdirector
●
BLACKROCK SENIOR FLOATING RATE FUND II, INC.
Also holds roles at 28 other companies
- PERLOWSKI JOHNofficer
- SHAPIRO IRA Pofficer
- FLYNN JAMES Tdirector
●
BLACKROCK SENIOR FLOATING RATE FUND, INC.
Also holds roles at 28 other companies
- PERLOWSKI JOHNofficer
- SHAPIRO IRA Pofficer
- FLYNN JAMES Tdirector
●
BLACKROCK SENIOR HIGH INCOME FUND, INC.
Also holds roles at 35 other companies
- CAVANAGH RICHARDdirector
- FABOZZI FRANKdirector
- GABBAY HENRYdirector
●
BLACKROCK STRATEGIC BOND TRUST
Also holds roles at 36 other companies
- CAVANAGH RICHARDdirector
- FELDSTEIN KATHLEEN Fdirector
- FABOZZI FRANKdirector
●
MASTER SENIOR FLOATING RATE LLC
Also holds roles at 7 other companies
- CASTELLANO MICHAEL Jdirector
- PERLOWSKI JOHNofficer
- SHAPIRO IRA Pofficer

Unlock all 12 parties, full beneficial ownership chains & directorship networks.

Unlock Standard Dossier€39

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

Monitoring

Coverage of WILLIAMS MARK J 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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Identity, address & registry profile
Sanctions & watchlist detail
Direct connections (1 hop)
Community notes

Nothing further on WILLIAMS MARK J is behind a paywall — everything we hold on this subject is already on this page.

/03

Common questions

Who owns WILLIAMS MARK J?: No ownership or control links for WILLIAMS MARK J are resolved in the current sources yet — view the network graph to expand, or pull the cited JSON dossier.
What is WILLIAMS MARK J's risk level?: WhiteIntel flags WILLIAMS MARK J as low risk. Risk levels are heuristic investigative leads, not legal determinations of beneficial ownership.
Where does WILLIAMS MARK J appear across sources?: WILLIAMS MARK J 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 WILLIAMS MARK J. 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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