Canberra EC. Developed by very reputable developers City Development Ltd and TID International, Brown Stone EC comprises of 8 blocks, with a total of 638 The Brownstone EC is a new launch Executive Condominium (EC) located at luxurious residential units, with full condominium facilities. Get the best deals direct from developers. Just fill in your details and our staffs will be in touch shortly. If you are affected by the recent cooling measures or just need some advice on the property market direction, please contact us. We are more than glad to assist you.