Gateway is a localLY owned and operated business

Security Cameras Provide Peace of Mind


Protect Your Home or Business with a State of the Art Security Surveillance System

Gateway Lock & Security Cameras provides both residential and commercial security and locksmith services to the St. Louis area. We are a family owned and locally based security and locksmith company that has been serving St. Louis and St. Charles counties for 50 years. Our professional style reflects old fashioned values and competitive prices. Our goal is to meet your needs, exceed your expectations, and leave you with a favorable impression of our business and of the security and locksmith industry.

Your satisfaction with our services is very important to us. No matter your situation, our security specialists will complete the task you bring to them. Our work is some of the best in the business and stands apart from the varied security landscape companies of the St. Louis area.

All of our technicians are bonded, licensed and insured, and have undergone background checks. No matter the situation, our technicians will be polite, courteous, and respectful. Gateway Lock & Security is dedicated to providing you with 100% satisfaction.

Our Security and Locksmith Services

Gateway Lock & Security installs security cameras where you can monitor your home whether you are at home or away. Even if you believe your neighborhood is safe, stuff can happen. READ MORE


Gateway Lock & Security offers professional, personal service and will provide you with a trained security specialist that will assess all of your security needs. READ MORE


Gateway Lock & Security offers a wide range of commercial security and locksmith solutions that can be tailored to best fit your business needs by our security specialists. READ MORE

Gateway Lock & Security has come to my rescue twice. This company is amazing. The response time is unbeatable. The locksmiths are professional and extremely efficient. I would highly recommend this company to anyone in need of help.

Jen Panasci


I just wanted to share how impressed I am with Wes, one of your employees. I've had him out to the property 6 or so times. He's always fast getting parts I need or services done. He is extremely polite and professional. He is literally the best vendor I use. I don't want anyone else coming to the property but him. He is very knowledgeable and makes every issue quickly resolved. As we have spent quite a bit on locks, keys, and hardware with more to come I'm very happy knowing Wes will take care of whatever. You are very blessed to have an employee as good as him. 

Richard Gould

Director of Maintenance at Dougherty Ferry Assisted Living

Why Choose Gateway Lock & Security

Today’s Technology, Old Fashioned Service

Gateway is a local family owned and operated business, not a large, impersonal corporation with a call center in another state. Our friendly locksmith and security technicians are courteous, professional and do the job right the first time. We require the best service, commitment, and support from our team of technicians which is passed onto our customers. Whether it is a factory requiring a security camera digital video recording system or a sticking doorknob at your home, we are there to get the job done, and done right.

We are here for our customers, and we are here because of our customers. That is reflected in our positive attitude, and level of customer service. When you contact us, you will not be greeted with the “run of the mill” service technicians who give you the feeling that you are bothering them. When you set up an appointment with us, you will get an exact appointment time for your convenience.

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