“Back2School” Kids’ Self-Defense Training FAQs
Will this session scare my child? It should not. Our intention is to empower your child. This will be a fun session that will instill knowledge not fear.
Read MoreTelephone Scam Warning
Crystal Lake police received a report from a resident who had received suspicious telephone calls from a subject posing as an agent for the Drug Enforcement Administration
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Don’t tweet and drive, kids. You might end up like Dr. Frank Ryan…
Read MoreGrayMatter Defense provides expert security consulting and self-defense training.
Our self-defense training targets just about every age group and focuses mainly on threat awareness and avoidance.
We are currently offering "Back2School" Kids' Self-Defense Training sessions. Click here for more information and/or to register
If your business has concerns about or would like to audit your current security systems/procedures, contact us. We'll help to make sure that your systems/procedures are in line with your risks.



