L&T Realty is the real-estate development arm of Larsen & Toubro, and has an impressive presence across Western & Southern India. L&T Realty is the real-estate development arm of Larsen & Toubro. L&T is a major Indian multinational in technology, engineering, construction, manufacturing and financial services, with global operations. L&T Realty has made an extremely successful foray into the real-estate industry following the philosophies, ethics and work approach of its parent company.