They are always quick to reply if I have any questions or concerns about my project! The customer support team has been amazing at responding quickly as well as being very thorough when answering my questions.
Sometimes it can be difficult to contact them through their website (especially from overseas). If you need someone who understands your business needs and wants to see success for both parties, hire Localize lab. There have been many times where we've had some sort of issue come up mid production but our translator was able to help us work out what went wrong so that we could fix it before going live.