Dbl story extension back of house narrow block req advise plans & premits

Dzung requested 2 quotes from Builders in Marrickville

2 stories extension to back of house, narrow block ,have not had plan yet. need advice/ opinion. build

CBD Property Service Pty Ltd

Existing room changed into a home office.Approx office space is 3400 x 3400mm
We have an existing room in our house that is used for an office. we would...

Add Deck or Extend back of house, bathroom reno, replace floorboard
To replace damaged floorboards in kitchen & sunroom renovate bathroom add...

Bricklayer
require brickie to construct new double brick wall at rear of house, double...

Level floor which has tiles, extend 1 prt of sunrm.relocate stairs inst sunroof
I have a 'sun room' i would like to update so i can utilise more effectively....