Special Investigations Group is a full service private investigations firm specializing in criminal defense.
Our firm has been in business for over twenty one years and our investigators have a combined fifty years of experience. We serve the counties of Solano, Yolo and Napa.
Our firm handles approximately seven hundred fifty cases a year. Our investigators are highly trained and educated and are available twenty four hours a day, seven days a week.
Our goal is to provide thorough investigations by conducting witness interviews, background checks, crime scene photographs, preparing diagrams and evaluating evidence.
Our investigators work closely with experts in various fields such as ballistics, blood spatter pattern interpretation, crime scene reconstruction, polygraph examinations, questioned documents review, handwriting comparison, accident reconstruction, computer forensics and pathology.
Special Investigations Group
823 Jefferson St., Ste D
Fairfield, Ca 94533