Private company

International Thomson Organization

Canadian conglomerate (1978–1989)

International Thomson Organization (ITO) was a Canadian holding company that was active from 1978 to 1989, with interests in publishing, travel, and natural resources. It was created as a part of a corporate restructuring of the Thomson Organization, originally founded by Roy Thomson, 1st Baron Thomson of Fleet in 1959, which included among others, ownership of The Times newspaper (later sold from the company in 1981).2 Wikipedia text CC BY-SA 4.0

Last updated Oct 20, 2026.

Overview

1978Founded1

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International Thomson Organization (ITO) was a Canadian holding company that was active from 1978 to 1989, with interests in publishing, travel, and natural resources. It was created as a part of a corporate restructuring of the Thomson Organization, originally founded by Roy Thomson, 1st Baron Thomson of Fleet in 1959, which included among others, ownership of The Times newspaper (later sold from the company in 1981).2

Corporate structure

International Thomson Organization sits at the top of its group. 2 entities, 1 country on record. Switch between the flow chart and the network, and select any entity to see its details.

  • International Thomson Organization

Built from subsidiaries, stakes and holdings from Wikidata (CC0); major holders from Schedules 13D and 13G. Each entity in the chart links to its source.

Subsidiaries and ownership

Subsidiaries

From Wikidata.1

Acquisitions

  1. 1987Acquired Carswell1
  2. 1978Acquired Wadsworth Publishing1
  3. Succeeded by The Thomson Corporation1

Timeline

  1. 1978Founded Founded1

Sources

The numbers on this page point here. Each one links to the record it came from.

  1. 1
  2. 2