TDA Investigations & Associates is a licensed and insured private investigation agency with over 24 years of experience, specializing in investigating criminal and civil cases, and providing expert court testimony. We offer a range of services, including marital issues and child custody, criminal defense investigations, obtaining statements and photos, civil case investigations, accident investigations, business audits, locate services, due diligence, neighbor disputes, employee investigations, confidential background investigations, and notary services in California and South Dakota. With a network of associates throughout the United States, we can provide services in any region. Our investigators are trained and experienced in a variety of areas, including divorce, property injuries, civil and criminal cases, and more. We take pride in our impeccable reputation and commitment to providing exceptional service to our clients.