Because there are so many different construction companies in Calgary that can do various types of work on your home, it will be imperative to do everything in your power to hire the right one. You will need to start off by going online and using the internet to your advantage. Whatever you do, it will be important to avoid any contractor that does not give you a full written out contract before starting the work they are hired to do. It will be important to have everything in writing from the beginning, including the total cost of the project. Another good tip which you will need to consider following is to check with the Better Business Bureau when going about researching various construction companies, because they will be able to tell you whether a certain one is reputable and therefore trustworthy. Those who are looking to have work done to their home and need to find a good reliable construction company to do it will need to think about asking people they know for referrals. Chances are one of your friends or family members can recommend a reputable construction company to do whatever type of work you need done.