Data from the official company registers of 12 countries. Not an official register.

English

Private limited companies (section 30)

15 live entities of this type are on the register (PRIV LTD SECT. 30 (Private limited company, section 30 of the Companies Act)). Listed oldest first.

CompanyPlaceIncorporated
The Girls' Day School Trust
00006400
City of Westminster26 Jun 1872
Clifton High School
00011701
Bristol12 Sept 1877
The Palestine Exploration Fund
00013606
Greenwich19 Dec 1879
The Society of Authors
00019993
Camden30 Jun 1884
Corporation of ST. Lawrence College(the)
00037822
City and County of the City of London22 Dec 1892
Royal Conservatoire of Scotland
SC004703
—13 Dec 1900
Royal Agricultural University
00099168
Cirencester11 Aug 1908
St.john's College,durham
00113496
Durham2 Jan 1911
Christadelphian Hall & Buildings Society,birmingham(the)
00113912
Stafford28 Jan 1911
Aga Khan Foundation (United Kingdom)
01100897
Kensington and Chelsea9 Mar 1973
Fairfield Farm Trust
01318397
Dilton Marsh22 Jun 1977
Rowan Fabrications Co Limited
01322627
Xxxxxxxxxx22 Jul 1977
The Institute of Ismaili Studies
01324858
Camden9 Aug 1977
Ifpi Secretariat
01402091
Southwark27 Nov 1978
East Midlands Air Transport Limited
08268345
Castle Donington25 Oct 2012