Building of garage, balcony, roof lifting over 1-2 rooms´

We wish to build a garage on the south-west wall of the house, with balcony on top. We wish exit to the balcony from the second floor, thus the roof of the respective room / s needs elevation to the normal standard height. We would appreciate a quick response with an eventual on-site evaluation and price estimation. English communication is preferred. And the company to be around Tromsø.