NIELSEN, LLC
NIELSEN, LLC is a Private limited company (Ltd.) registered in United States under L00313386, and its current status with Illinois Secretary of State is inactive. The company was incorporated on 10 August 1999 and lists its registered address as GLENCOE, United States. No shareholders are recorded for NIELSEN, LLC; ownership in this jurisdiction is held as the stock ledger under state corporate law (e.g. §219 of the Delaware General Corporation Law), a record kept privately rather than filed publicly. No beneficial owner (UBO) data is recorded for NIELSEN, LLC; access to beneficial-ownership data in this jurisdiction is governed by its own register rules. This profile is sourced directly from Illinois Secretary of State and was last updated on 30 September 2026.
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Officers
1
Directors and officers of NIELSEN, LLC
One officer is currently on record for NIELSEN, LLC, filed with Illinois Secretary of State. John Nielsen serves as Manager. The source filing doesn't specify representation authority — whether officers can act individually or must sign jointly to bind the company — so that detail isn't available here.
Data-provider feed — rows as supplied to Zavia for Illinois Secretary of State, including entries the profile above does not cover. These rows are not a verbatim copy of the register: they have been found to duplicate the same person under different spellings and to keep a status of Active after an appointment ended. Where they disagree with the profile above, the profile is the checked version.
Group Structure
Group structure of NIELSEN, LLC
NIELSEN, LLC sits 1 level below its ultimate parent, ADVENT INTERNATIONAL GP, LLC. 1 subsidiary is recorded beneath it, across 1 jurisdiction. The full chain up to ADVENT INTERNATIONAL GP, LLC is derived by walking shareholder filings across jurisdictions; no link in it is independently corroborated by NIELSEN, LLC's own shareholder record. Each of these downward relationships is derived rather than filed: resolved by matching entities across the registry network, not stated directly in a single document.
- PMC INDUSTRIES CORP
Data availability
Those 1 subsidiary spans United States jurisdiction, though this list should not be read as complete — subsidiaries only become visible here where shareholder data has actually been filed with a register, so holdings in jurisdictions without that filing simply won't appear.
Data-provider feed — rows as supplied to Zavia for Illinois Secretary of State, including entries the profile above does not cover. These rows are not a verbatim copy of the register: they have been found to duplicate the same person under different spellings and to keep a status of Active after an appointment ended. Where they disagree with the profile above, the profile is the checked version.
ADVENT INTERNATIONAL GP, LLC
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Frequently Asked Questions
Who is NIELSEN, LLC's UBO (Ultimate Beneficial Owner)?
No Ultimate Beneficial Owner (UBO) data is recorded for NIELSEN, LLC; access to beneficial-ownership data in this jurisdiction is governed by its own register rules.
What is NIELSEN, LLC's company registration number?
NIELSEN, LLC's registration number is L00313386, filed with Illinois Secretary of State in United States. Its current status on the register is inactive.
Is NIELSEN, LLC still an active company?
NIELSEN, LLC's status on Illinois Secretary of State is listed as inactive, not currently active.
When was NIELSEN, LLC incorporated?
NIELSEN, LLC was incorporated on 10 August 1999, according to Illinois Secretary of State.
What is NIELSEN, LLC's registered address?
The registered address on file for NIELSEN, LLC is GLENCOE, United States.
What legal structure is NIELSEN, LLC registered as?
NIELSEN, LLC is registered as a Private limited company (Ltd.) in United States.
Who are the officers/directors of NIELSEN, LLC?
One officer is currently on record for NIELSEN, LLC, filed with Illinois Secretary of State. John Nielsen serves as Manager.
Does NIELSEN, LLC have a parent company or subsidiaries?
NIELSEN, LLC sits 1 level below its ultimate parent, ADVENT INTERNATIONAL GP, LLC. 1 subsidiary is recorded beneath it, across 1 jurisdiction. Those 1 subsidiary spans United States jurisdiction, though this list should not be read as complete — subsidiaries only become visible here where shareholder data has actually been filed with a register, so holdings in jurisdictions without that filing simply won't appear.
Can Zavia monitor changes to NIELSEN, LLC's ownership over time?
This profile reflects a point-in-time snapshot from Illinois Secretary of State. Zavia's monitoring API can track changes to NIELSEN, LLC's registered shareholders, officers, and group structure going forward, flagging updates as they're filed rather than requiring a manual recheck.
Can I access NIELSEN, LLC's data through an API?
Yes. Zavia's API connects directly to official government ownership registries across 195 countries and territories, including United States, so records like NIELSEN, LLC's registration, shareholder, UBO, and group-structure data can be queried programmatically instead of viewed one page at a time.
Where does this company information come from, and how current is it?
This record is sourced directly from Illinois Secretary of State and was last synced on 30 September 2026.