Louisville’s Leading Locksmith Company

Looking for a reliable locksmith in Louisville? We’ve got you covered. At Klein Lock, you have access to over a century of locksmithing experience, available 24/7.

Our Services

Residential Locksmith in Louisville


We know the importance of home security. When it comes to your family and protecting your home, we want you to feel secure.

Commercial Locksmith in Louisville


We are a full-service locksmith that can handle both commercial and industrial needs. Please contact us to put our experience to work for you.

A locksmith working on the lock to a door


We offer after-hours locksmith services. Our bonded and insured locksmiths are here to help any time of the day or night.

Louisville’s Most Trusted Locksmiths

Klein Brothers Security is a trusted locksmith service provider serving Louisville, KY, and surrounding areas for over 100 years. With our depth of knowledge and experience in the industry, the company has built a reputation for providing top-notch locksmith services to residential and commercial clients. We offer many traditional locksmith services, including our key shop and modern security and safe solutions. Whether you’re a contractor, business, or residential customer, no job is too big or too small. The company’s team of experienced locksmiths is familiar with the unique security needs of the local community and is equipped with the tools and knowledge necessary to provide top-notch locksmith services to clients in the area.

Offering Residential & Commercial Locksmith Solutions

Klein Brothers Security offers a wide range of residential locksmith services to help homeowners secure their homes. The company’s services include lock installation and repair, key duplication, rekeying, and more. The company’s team of skilled and experienced locksmiths is available to help homeowners with lock and key-related issues to ensure our clients feel safe in their homes.

In addition to its residential services, Klein Brothers Security offers various commercial locksmith services to help business owners secure their premises. The company’s commercial services include lock installation and repair, keyless entry systems, master key systems, access control systems, and more. With its comprehensive range of commercial locksmith services, Klein Brothers Security is the go-to provider for businesses in Louisville, KY, and surrounding areas.

Available 24/7 with Emergency Locksmith Services 

Klein Brothers Security is fluent in performing emergency locksmith services. We understand that lock and key emergencies can happen at any time. That’s why the company offers 24/7 emergency locksmith services to help clients in need. Whether it’s a broken key, a lost key, or a lockout situation, the company’s team of skilled locksmiths is available around the clock to provide prompt and professional emergency services.

Why Locksmith Services Are Crucial for Your Security

Locksmith services are a crucial component of any security system, whether for residential or commercial purposes. When it comes to ensuring the safety and security of your property, it is essential to have a reliable locksmith who can provide a range of services to meet your needs. That’s exactly who we are at Klein Bros Security. 

Klein Brothers Security: Your Reliable Locksmith Provider in Louisville, KY

Klein Brothers Security, based in Louisville, KY, and serving the surrounding areas, is a reputable locksmith service provider that offers various services to meet your security needs. When you require reliable and professional locksmith services in Louisville, KY, and surrounding areas, look no further than Klein Brothers Security. With its comprehensive range of residential, commercial, and emergency locksmith services, the company is the go-to provider for all your lock and key needs.

Contact Klein Brothers Security today to learn more about its services and to schedule an appointment with one of its skilled and experienced locksmiths.

We are proud to be the state’s largest supplier of Master Lock products.  See what makes Master Lock a standard in our industry.