A company controlled by another company.

Serving to assist or supplement; auxiliary.

सहायक या पूरक।

English Usage: The subsidiary services provided by the organization enhance its main offerings.

Hindi Usage: संगठन द्वारा प्रदान की गई सहायक सेवाएँ इसके मुख्य प्रस्तावों को बढ़ाती हैं।