Organizations: H
37 organizations of 810, A to Z.
H
- H51Holding company held only by members of the Hermès family group; the majority shareholder of Hermès International.
- HaganahThe underground militia of the Jewish community in Palestine.
- HalliburtonU.S. oil services company. Kellogg Brown & Root was its subsidiary until 2007 and held the Army’s main logistics contract in Iraq and Afghanistan.
- Halyk Bank 1923 –Kazakh commercial bank, founded in 1923 as a savings bank; listed in Almaty, Astana and London.
- Hamas (Islamic Resistance Movement)Palestinian Islamic movement with an armed wing; its Covenant is dated 18 August 1988.
- Harvard Business SchoolBusiness school of Harvard University.
- Harvard Institute for International Development until 2000Harvard institute that advised foreign governments. It ran a U.S.-funded advisory project in Russia in the 1990s and was disbanded in 2000.
- Harvard Management CompanyHarvard’s subsidiary that invests its endowment and other financial assets.
- Harvard UniversityPrivate research university in Cambridge, Massachusetts.
- Health CanadaCanada's federal health department.
- Heartland InstituteChicago-based nonprofit.
- Helena Rubinstein (brand)Beauty brand founded by Helena Rubinstein, now listed among L'Oréal's luxury brands.
- Hercules IncorporatedU.S. chemical company; one of the seven makers sued over Agent Orange.
- Hermès InternationalFrench luxury house whose family group holds a majority of its shares and votes.
- Hess CorporationNew York energy company bought by Chevron on 18 July 2025.
- Hill & KnowltonPublic relations firm hired by the cigarette makers in December 1953; it was not a defendant in the federal case.
- Hindustan Lever thermometer factory, KodaikanalMercury thermometer factory in Kodaikanal, shut in 2001.
- Hindustan UnileverIndian consumer-goods company, formerly Hindustan Lever.
- Hoffmann-La RocheSwiss drug company; maker of Accutane.
- Holding Group ALMEXKazakh holding company that owns a controlling stake in Halyk Bank.
- Holy SeeThe Pope and the Roman Curia: the sovereign body of the Catholic Church in international law.
- Hoover InstitutionResearch institution at Stanford University.
- House Committee on EthicsThe U.S. House of Representatives committee that issues the ethics rules and guidance for House members and staff.
- House Committee on Financial ServicesStanding committee of the US House of Representatives.
- House Committee on House AdministrationThe U.S. House committee that oversees House administration and elections; chaired in 2026 by Bryan Steil.
- House Committee on Oversight and Government ReformCommittee of the U.S. House of Representatives; chaired by Henry Waxman in 2008.
- House Committee on Transportation and InfrastructureCommittee of the U.S. House of Representatives; its 2019 to 2020 inquiry produced the final report on the 737 MAX.
- House Energy and Commerce CommitteeStanding committee of the U.S. House of Representatives.
- House Judiciary CommitteeCommittee of the U.S. House of Representatives.
- House of CommonsElected lower house of the Parliament of Great Britain, and later of the United Kingdom.
- House of Commons of CanadaLower house of Canada's Parliament.
- House of Commons of the United KingdomLower house of the United Kingdom's Parliament.
- House of LordsUpper house of the Parliament of Great Britain, and later of the United Kingdom; it tried impeachments.
- House Select Committee on Assassinations 1976–1979House committee set up in 1976 to reopen the inquiry into the Kennedy assassination; it reported in March 1979.
- House Subcommittee on Health and the Environment 1994House subcommittee of the Energy and Commerce Committee that held the tobacco hearing of 14 April 1994.
- Hudson River TradingNew York-based quantitative trading firm.
- Human Rights WatchInternational human rights organization.