Ninja Kwik Lock services all of Jacksonville, FL area plus most of Duval County, as well as St. John's County, Clay County, and Nassau County.Ninja Kwik Lock is on call 24 hours a day, 365 days a year! Ninja Kwik Lock Co. is GUARANTEED to be where you need us in 15 Minutes! Promptness, professionalism, and precision are why you want to call Ninja Kwik Lock. We take the safety of your family and employees seriously. That's why each of our locksmiths is fully trained, licensed, bonded, and insured. In addition, each team member receives ongoing training to ensure they are up-to-date with the latest Jacksonville, FL security solutions.