Locksmith Services for Delaware county, PA & Surrounding Areas

Residents of the Delaware County area and surroundings should be taking advantage of the professional services we offer here at McCausland Lock Service.  Our employees go above and beyond to assist you with servicing your house, office, school, hospital, vehicle, or any other piece of property that needs attention. Integrity is important to us and we strive to be the best locksmith company in the business, while bringing safety and security to all of our friends and neighbors. 

We understand that security is a top priority for your home and business. Our technicians take great care in developing the best quality lock system for your home and business needs. Don’t waste your time or money dealing with contracted, inexperienced locksmiths or assembly line keys cut by a big box store.  We provide peace of mind installing the finest locks from brands such as EMTEK, Kwikset, and Schlage to protect your home and belongings, while tracing them in our frequently calibrated machines.  This is a point of pride we take for our customers, and we strive to help them keep their investments safe and secure. Businesses, especially those just starting or those with outdated facilities, will benefit from our expertise in locking hardware, master key systems and personalized access systems. With all that in mind, our technicians undergo continuous training to maintain and build skills that will promote their ability to assist your needs to the highest standard. 

Need new locks, keys, remotes, or transponders for your car or truck? Or are you locked out of your vehicle? Don’t waste your time and money going to the dealership. Give us a call and we will get your rolling again (literally) or come to the shop and we’ll get the job done while you wait! Most vehicles serviced with no need for an appointment and we will have you in and out the door within 20 minutes.

Just bought a new property and want new locks so you’re sure that no previous residents have access to the building? Or are you worried about disgruntled former employees? Rekeying can bring peace of mind to home and business owners. Call McCausland for a simple rekeying of the current door hardware or expert installation of door hardware and deadbolt locks. Want to upgrade your locks to a keyless entry lock? Ask us about what products we recommend would best fit your needs.


Servicing all of Delaware county, most of Chester County, some of Bucks County, Philadelphia, Northern DE region. West Chester, Lansdowne, Springfield, Brookhaven, Broomall, Exton, Glen Mills, Yeadon, Folcroft, Folsom, Glenolden, Chester, Thorton, Upper Darby, Brandywine, Clifton Heights, Briarcliff, Boothwyn, Ridley Park, Morton and more!