K & K Confidential Investigations has been successfully operating, with offices based out of Pomona, Concord and Yreka, California, since 2005. K&K offers a variety of services to our clients including, field services, behind the scenes investigations and extensive undercover work. Our clients range from insurance agencies, large and small businesses and law firms and everyday public clients. With the extensive knowledge and ability of the combined investigators, there is no place too far for their expertise.