proprietary company

noun

Definition of proprietary company

1 : a corporation owning all or a controlling number of the shares of another corporation
2 : a company owning land that it leases or sells to other corporations
3 British : a privately owned company the shares of which are not offered to the public : close corporation

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“Proprietary company.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/proprietary%20company. Accessed 21 Feb. 2020.

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