If you need to hire a premium locksmith in Waltham, Massachusetts, the mobile professional Waltham locksmiths here on staff at Waltham Locksmith Company provides emergency lockout services, 24/7! If you need an automotive locksmith, we can replace your ignition cylinder, open the trunk, replace your lost car keys, and more! If your locksmith requirements are residential, we handle upgrades to bump-proof locks, deadbolts, peepholes, intercom system installation, and more!