Once you are absolutely clear about what you want, you can then venture off in the search of a great locksmith companies. It always helps to interview a few before making a decision. It allows one to compare the advantages and disadvantages along with ,of course, charges of the companies relatively. While interviewing the companies, always remember to squeeze out the important and necessary information such as their experience, provision of references, insurance proof, license etc.
After getting all the necessary information about the company, it is time to check the credentials of the company that you are considering as sort of a final check before you sign them up. This process should involve getting to know about the experience of those that are already availing the services of the company. Start by calling the references provided.
It is most beneficial to talk with both new and old customers as this should give a good insight and perspective of the overall performance of the particular locksmiths. If you still want to be surer about it, then you can contact the Better Business Bureau and check for any complaints against the company and their resolutions as well.