General information Gain Realtors is a well known established real estate firm located in Chandigarh sec 8-C Madhya Marg. We are officially RERA registered as GR Properties and deal in all types of commercial and residential properties in North India, mainly in Tri-city, Chandigarh. Feel free to call us for office spaces & homes for rent or sale in Mohali, Chandigarh & Panchkula.