ISSI always works with our clients specific needs in mind


  • We do not push cookie cutter solutions or try to up-sale on technologies that might be more expensive than necessary for a given project.

ISSI is devoted to confidentiality

  • We are dedicated to ensuring our clients get the best possible solution for their needs while maintaining the strictest standards of confidentiality.

ISSI is trusted by local community leaders

  • Our expertise and integrity have allowed ISSI to work extensively with local police and fire organizations over the past 30 years.
  • We are a certified member of our local CERT (Community Emergency Response Team).
  • We have long standing relationships with leading community organizations and churches.
  • We are trusted by leading business brands as well as by very high-end residential clients.

Relationships are the CORE of ISSI’s business

  • Our unmatched expertise and integrity have allowed ISSI to develop and maintain decades-long relationships with many of our clients.
  • We want to be your long-term security partner and therefore work hard to continuously exceed your expectations.


“We have relied on George Laegeler for fast, quality security support for nearly 20 years.” -Trinity United Church of Christ, Deerfield, IL

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