Davidheiser's Inc. Is a family owned and operated business serving the Bucks and Montgomery County areas for over 50 years, our proud reputation has made us the first choice when it comes to protecting families homes, property and valuables.

       Our Bonded and Insured Staff have the knowledge and ability to keep your home safe and secure. Whether it's locks or door hardware to complex master keying, electronic locks, access control or video surveillance. You can be sure that we do it right the first time, and we will be here in the future should you need to upgrade or service any of your equipment.

We carry a large line of locks and lock hardware, along with automotive ignition locks and auto security programming.

Not only do we specialize in Locks, we also do Speedometer Repair, and Speedometer Dynamometer Testing and Calibrations. Along with OBD II Speed Testing.

       Our Speed Enforcement Division Service, test and repair Vascar and other speed timing systems for local police depts. throughout Pa., as well as service and maintains In-car video systems for many different manufacturers. We also service and repair Digital Sign Boards and Speed Trailers.