Barr Group is an engineering design and consulting firm that also assists lawyers by providing consulting and testifying expert witnesses for litigation.  Barr Group's founders, who were electrical engineers and software designers first, got started with expert witness consulting in 2003.  Since that time, our company has provided experts to dozens of law firms and in well over one hundred cases in all major venues.

Our litigation support services include software source code review, reverse engineering of electronic circuits and systems, technical consulting, and expert reports and testimony.  Our team of testifying experts includes computer scientists, electrical engineers, and mechanical engineers with extensive experience in a wide range of industries and technology areas.  Barr Group is experienced in the following matters and venues.

Software Patent Infringement Expert WitnessesPatent Infringement Expert Services

Barr Group's software experts help attorneys better understand the technology at issue in patent litigation. Our experts are experienced with software patent litigation in U.S. District Courts, at the International Trade Commission (ITC), and Inter Partes Review (IPR) before the Patent Trial and Appeal Board (PTAB) as well as other proceedings at the U.S. PTO.

Learn More

Software Copyright & Trade Secret Expert WitnessesSoftware Copyright Expert Services

Barr Group's software experts assist lawyers with copyright and trade secrets litigation so they can prevail in their cases. Our experts are experienced with software copyright litigation as well as related trade secret misappropriation cases in U.S. District Courts, Superior Court of California, and other venues.

Learn More

Software Malfunction Expert WitnessesProduct Liability Expert Services

Barr Group's software experts help lawyers investigate injurious malfunctions in electronics and software for automotive and medical device product liability cases. Our experts have hands-on experience designing electronic systems and many are university professors and Ph.D.s.

Learn More