Strang claimed the women were lying because he cheated on them.
Strang was accused of raping her in 2003, but the jury found the case against him not proven.
I am very impressed with what IGN has done in the digital entertainment field and am excited about having the opportunity to contribute to the company's continued growth and success," said Strang
Previously, Strang served for more than 14 years with Tektronix Inc.
Earlier, Strang held positions in quality assurance, engineering, marketing and sales at Bell & Howell Electronics, most recently as regional sales manager.
Van Giesen's expertise in personal protection, electronic security, rapid response and investigative procedures made him the ideal choice to head this practice," said Strang, who served the FBI and DEA for 11 years before opening Strang Hayes in 1989.
Since joining the firm in late spring, Van Giesen has been called on to coordinate numerous oversees security projects for Strang Hayes.