CIG Polygraph is a professional polygraph service that provides polygraph examinations to law firms, government agencies, PIs and private parties. All examiners are former law enforcement polygraph examiners with thousands of exams to their credit in cases ranging from theft to homicide. CIG complies with the strictest government standards to ensure the highest degree of accuracy. Exams offered in both English and Spanish. CIG has the highest trained examiners and the most competitive prices in Central California. Call CIG today or visit our website for more information.