Try getting recommendations for solar energy home equipment. If you have loved ones or colleagues that have solar energy at home, ask them to provide details of their experience or any issues they've been through with their system. It's important to consider other opinions on what you should or should not do.
Converting your whole house to solar power can be expensive. Before you commit, look at how much you can afford. The initial investment will be very large, but there will come a time when you will break even, then start realizing your savings. Work out the numbers so that you will know how it will affect your long-term budget.
See https://diynewman.wordpress.com/2016/07/24/how-to-install-solar-panels-yourself-for-4k-diy-7kw/ for more details. This is how I installed a 7 kilowatt solar …
Always look for a good and qualified contractor to install your solar system. Just because you are having a new technology installed on your home, does not mean that you should look for new contractors. The type of work is very specialized and having a quality contractor with a proven track record is critical to having your system installed properly