Ace McCoulskey's Lock Service is a locally owned and operated locksmith and security company that provides experienced and dependable services for residential and commercial clients in Denton. Our services include emergency lockout services, key replacement, ignition services, electronic access control, biometric access control, safe and vault installation, and master key systems. We offer customized security solutions for homes, cars, and businesses, and our certified and bonded locksmiths are available 24/7 to provide maximum security at competitive rates.