Meet our Team


TSCM, LPI, Founder/CEO

Thomas Ham is the founder of Spy Catchers LLC and serves as the lead Technical Surveillance Countermeasures (TSCM) technician. Mr. Ham is a United States Navy Veteran where he specialized in the advanced electronics field for weapons guidance systems. Since that time, Mr. Ham served as a Police Officer and Detective in Tennessee before owning and operating a full service investigative company for over 17 years. During that time, Mr. Ham conducted Technical Surveillance Countermeasures (TSCM) inspections nationally and continued his education in the field including his training and licensing in North Carolina as a TSCM specialist. Mr. Ham has been associated with the field of Technical Surveillance Countermeasures (TSCM) for over 30 years and has conducted TSCM inspections for private and corporate clients across the United States and internationally.

Jimmie Mesis


Jimmie started his career as a professional investigator after serving as a tri-linguist with the United States Marine Corps, S-2 Intelligence Unit. Jimmie is a Board Accredited Investigator (BAI) and a Licensed Professional Investigator (LPI) with more than three decades of experience. Jimmie has been recognized as an expert in investigative practices, surveillance and covert video technology. Jimmie has been a supplier of covert products for law enforcement, the military, and professional investigators giving him a remarkable insight into the world of covert eavesdropping devices and their use. Jimmie has been associated with the field of Technical Surveillance Countermeasures (TSCM) for more than 35 years and conducts sweeps for residential and business clients across the United States and abroad.

Kristal Keller


Ms. Keller holds a Bachelor of Science degree and is a Licensed Professional Investigator (LPI) with over 10 years of experience. Ms. Keller was formally trained in Technical Surveillance Countermeasures (TSCM) procedures at Research Electronics International. Ms. Keller has conducted Technical Surveillance Countermeasures sweeps as part of professional sweep teams for residential and corporate clientele. Kristal is actively involved with animal health and welfare nationwide. She is active in drafting legislation for the protection of animals and is certified as an Animal Cruelty Investigator and assists with the ASPCA nationally.