Your car might fail to start due to various reasons. However, you need to have the number of a reliable expert. However, you can search for car locksmith nearest to me, for a list of all service providers within range. Once you get a result for the locksmith nearest to me search, look for the expert with sufficient knowledge on damaged locks, keys, key fobs, faulty ignition cylinders, and drained FOB batteries; all incidents that might make your car fail to start.
If it is neither of the above problems, ask your dealership to refer you to a reputable mechanic.