THE MASSACHUSETTS GENERAL HOSPITAL
THE MASSACHUSETTS GENERAL HOSPITAL is a Public Limited Company registered in United States under 041564655, and its current status with Massachusetts Secretary of the Commonwealth is active. The company was incorporated on 25 February 1811 and lists its registered address as BOSTON, United States. No shareholders are recorded for THE MASSACHUSETTS GENERAL HOSPITAL; 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 THE MASSACHUSETTS GENERAL HOSPITAL; access to beneficial-ownership data in this jurisdiction is governed by its own register rules. This profile is sourced directly from Massachusetts Secretary of the Commonwealth and was last updated on 29 September 2026.
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Officers
1
Directors and officers of THE MASSACHUSETTS GENERAL HOSPITAL
No current officer appointment is recorded for THE MASSACHUSETTS GENERAL HOSPITAL in this view — the single record shown is a former appointment, filed with Massachusetts Secretary of the Commonwealth. 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 Massachusetts Secretary of the Commonwealth, 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 THE MASSACHUSETTS GENERAL HOSPITAL
THE MASSACHUSETTS GENERAL HOSPITAL sits 1 level below its ultimate parent, Mass General Brigham Incorporated, registered in United States. 5 subsidiaries are recorded beneath it, across 1 jurisdiction. The full chain up to Mass General Brigham Incorporated is derived by walking shareholder filings across jurisdictions; no link in it is independently corroborated by THE MASSACHUSETTS GENERAL HOSPITAL'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.
- The Wellman Center For Photomedicine (United States)
- Cooley Dickinson Hospital, Inc. (United States)
- Massachusetts General Physicians Organization, Inc (United States)
- The Mgh Institute of Health Professions Inc (United States)
- The McLean Hospital Corporation (United States)
Data availability
Those 5 subsidiaries span 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 Massachusetts Secretary of the Commonwealth, 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.
Mass General Brigham Incorporated
United States
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Frequently Asked Questions
Who is THE MASSACHUSETTS GENERAL HOSPITAL's UBO (Ultimate Beneficial Owner)?
No Ultimate Beneficial Owner (UBO) data is recorded for THE MASSACHUSETTS GENERAL HOSPITAL; access to beneficial-ownership data in this jurisdiction is governed by its own register rules.
What is THE MASSACHUSETTS GENERAL HOSPITAL's company registration number?
THE MASSACHUSETTS GENERAL HOSPITAL's registration number is 041564655, filed with Massachusetts Secretary of the Commonwealth in United States. Its current status on the register is active.
Is THE MASSACHUSETTS GENERAL HOSPITAL still an active company?
THE MASSACHUSETTS GENERAL HOSPITAL's status on Massachusetts Secretary of the Commonwealth is listed as active.
When was THE MASSACHUSETTS GENERAL HOSPITAL incorporated?
THE MASSACHUSETTS GENERAL HOSPITAL was incorporated on 25 February 1811, according to Massachusetts Secretary of the Commonwealth.
What is THE MASSACHUSETTS GENERAL HOSPITAL's registered address?
The registered address on file for THE MASSACHUSETTS GENERAL HOSPITAL is BOSTON, United States.
What legal structure is THE MASSACHUSETTS GENERAL HOSPITAL registered as?
THE MASSACHUSETTS GENERAL HOSPITAL is registered as a Public Limited Company in United States.
Who are the officers/directors of THE MASSACHUSETTS GENERAL HOSPITAL?
No current officer appointment is recorded for THE MASSACHUSETTS GENERAL HOSPITAL in this view — the single record shown is a former appointment, filed with Massachusetts Secretary of the Commonwealth.
Does THE MASSACHUSETTS GENERAL HOSPITAL have a parent company or subsidiaries?
THE MASSACHUSETTS GENERAL HOSPITAL sits 1 level below its ultimate parent, Mass General Brigham Incorporated, registered in United States. 5 subsidiaries are recorded beneath it, across 1 jurisdiction. Those 5 subsidiaries span 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 THE MASSACHUSETTS GENERAL HOSPITAL's ownership over time?
This profile reflects a point-in-time snapshot from Massachusetts Secretary of the Commonwealth. Zavia's monitoring API can track changes to THE MASSACHUSETTS GENERAL HOSPITAL's registered shareholders, officers, and group structure going forward, flagging updates as they're filed rather than requiring a manual recheck.
Can I access THE MASSACHUSETTS GENERAL HOSPITAL'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 THE MASSACHUSETTS GENERAL HOSPITAL'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 Massachusetts Secretary of the Commonwealth and was last synced on 29 September 2026.