Private Limited Company

Section 2 (68) of the Companies Act, 2013 defines a private company as:

“A Company having a minimum paid-up share capital as may be prescribed, and which by its articles,— 

(i) restricts the right to transfer its shares; 

(ii) except in case of One Person Company, limits the number of its members to two hundred;

 (iii) prohibits any invitation to the public to subscribe for any securities of the company.”

Simply, a company in which shares can not be bought by common public at large ( ie not more than 200 people) 

Such company affix word as PVT LTD at end of thier name such as 

Marriott Hotels India Pvt. Ltd. 

American Express (India) Private Limited

Pvt ltd companies are first choice for every start up in India.