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Private company

Computing Tabulating Recording Company

Logo: IBM, Public domain, via Wikimedia Commons3

Former American business machines company

The Computing-Tabulating-Recording Company (CTR) was a holding company of manufacturers of record-keeping and measuring systems. The company would ultimately become known as IBM. In 1911, the financier and noted trust organizer Charles R. Flint, called the "Father of Trusts", amalgamated (via stock acquisition) four companies: Bundy Manufacturing Company, International Time Recording Company, the Tabulating Machine Company, and the Computing Scale Company of America; creating a fifth company – the Computing-Tabulating-Recording Company.2 It was founded by Herman Hollerith, Charles Ranlett Flint and George Winthrop Fairchild.1 It ceased to exist in 1924.1 Wikipedia text CC BY-SA 4.0

Last updated Oct 21, 2026.

Overview

Jun 16, 1911Founded1
  • HeadquartersEndicott1

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The Computing-Tabulating-Recording Company (CTR) was a holding company of manufacturers of record-keeping and measuring systems. The company would ultimately become known as IBM.2

The story

Founded by Charles Ranlett Flint, George Winthrop Fairchild and Herman Hollerith on Jun 16, 1911.1

Leadership

Who has led Computing Tabulating Recording Company, and when. Pick a name to see everywhere that person has worked.

Products and brands

The first time clock was invented on November 20, 1888, by Willard Bundy, a jeweler in Auburn, New York. A year later, his brother, Harlow Bundy, organized the Bundy Manufacturing Company, and began mass-producing time clocks.

In 1900, Bundy Manufacturing sold its time recording business to a new company, the International Time Recording Company. Bundy Manufacturing went on to produce adding machines.

In 1906 Harlow Bundy moved his business into a new three-story brick building in Endicott, New York.

From Wikipedia’s article on Computing-Tabulating-Recording Company, shared under CC BY-SA 4.0.4

Acquisitions

  1. Succeeded by IBM1

Timeline

  1. Feb 14, 1924Dissolved Dissolved1
  2. Jun 16, 1911Founded Founded1

Sources

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

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