The Wild Detectives

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Plano-based cybersecurity and compliance services company Armor Defense brought aboard a new CEO with a longtime connection to founder Chris Drake.

Nicholas Lee, former CEO of Dallas-based Fujitsu Intelligence, takes over day-to-day leadership as Drake shifts from CEO to chief innovation officer and remains on Armor’s board of directors. ...

Irving-based energy advisory firm 5 acquired Legacy Energy Group, a Virginia-based provider of energy management services, for an undisclosed amount.

Legacy Energy, founded in 1999, oversees more than $300 million per year in purchases of natural gas and electricity, 5 said....