Worst Rated Security Systems Companies 2017

#1 Most Complained About

We ranked thousands of Security Systems complaints to find the worst.

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With more than 39 Security Systems complaints for poor customer service ADT ranks as our worst rated Security Systems business in the world. The average consumer rated ADT a customer feedback score of 1.26 of out 5 possible stars. Click their company logo to read why.

Bad but not quite the worst...

These Security Systems businesses are not quite the worst rated yet, but they still have had at least one complaint on our website. All of the Security Systems complaints on our website were submitted by real customers just like you.

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