Putting Security First.

Commercial and Residential Security Specialists

At Lappen Security Products of Wisconsin, business and home security isn't just some job we do on the side…it's the only job we've been doing since 1953!

Our team of highly-trained, experienced locksmith and security technicians has the knowledge needed to customize a state-of-the-art business or home security system that best fits your needs. We hand-select and rigorously test security products from the most reputable manufacturers and only install the ones that make the grade.

With customers across Oshkosh and Appleton to Green Bay and Iron Mountain, Lappen Security offers a full range of commercial and residential security services.