TB Defense is a full service Security and Private Investigation agency based out of Chicago, Illinois. We are dedicated to providing the most efficient services and solutions tailored to the needs of each individual client at an affordable budget. TB Defense is the best source for all of your security and investigative needs. We provide security officers, bodyguards, executive protection, private investigation, surveillance, domestic investigation, fraud investigation and much more. All of our staff are professionals in their field and are fully equipped to meet our clients needs. All operations taken on by TB Defense are executed quickly and accurately with the highest degree of confidentiality. Private Detective Agency #117001769 Private Security Contractor #122001362