The Long, Strange History of ADT

The history of ADT is a tangled web of brilliant inventors, court cases, monopolies, acquisitions, eccentric billionaires, and ruthless CEOs.

140 years before going public for the second time on the NYSE, ADT was a technology company ahead of its time, paving the way for safer homes and communities. Who knew it all started with a couple of inventors and a serendipitous break-in?

I. The Royal House of Telegraphy

In early 1887, Royal Earl House waited in quiet anticipation for the verdict in the suit…