Ham Investigations provides professional TSCM Bug Sweeps services for residential and business bug sweeps Nationwide. Moreover, Ham Investigations is also licensed in North Carolina to conduct Technical Surveillance Countermeasure (TSCM) inspections where a TSCM license is required by law. Also, We provide professional bug sweeps to individuals and corporations nationwide. Our firm utilizes only professionally trained TSCM technicians for your Bug Sweep needs. Whether your need is for Residential Bug Sweeps, Business Bug Sweeps or other Specialty Bug Sweeps, Ham Investigations is ready to help you protect your privacy and get back your peace of mind.

Ham Investigations provides services in every city and in every State. Therefore, We are able to initiate Bug Sweeps quickly and keep costs low for clients living anywhere nationwide. Our areas of expertise include but not limited:

  1. TSCM Bug Sweeps
  2. Residential Bug Sweeps
  3. Business Bug Sweeps
  4. Telephone Bug Sweeps
  5. GPS Bug Sweeps
  6. Hidden Camera Bug Sweeps and so much more

Our professionals utilize state of the art, professional grade TSCM equipment combined with cutting edge technology to help protect your privacy and restore your peace of mind.

Furthermore, Ham Investigations provides a variety of other TSCM Bug Sweep services. Contact our office to speak to one of our Licensed TSCM Bug Sweep technicians about your specific needs. The call and the consultation are always free.


We care about your opinion


Meet Our Team of Professional Investigators

Thomas Ham, Licensed Electronics Countermeasures Technician

Mr. Ham is the owner and lead TSCM technician of Ham Investigations and Spy Catchers LLC. Mr. Ham has over 30 years of combined investigative and TSCM Bug Sweeps experience. While a police officer with the Knoxville Police Department, Mr. Ham was promoted to Detective where he conducted investigations involving drugs, homicides, missing persons, and juvenile cases correctional facilities.

In addition, he received specialized training and certification in child abuse and sexual exploitation cases. He was also the lead investigator for the Serious Habitual Offender Program where he worked with multiple jurisdictions and agencies. During his career in law enforcement, Mr. Ham received many distinguished awards including the Medal of Merit.

Tn about us

Mr. Ham began his investigative company with a goal of providing honest, fact-based investigations and TSCM inspections for individuals, attorneys and businesses. To that end Ham Investigations has assembled a highly qualified team of licensed professional investigators experienced at gathering evidence and reporting it clearly and concisely. Mr. Ham has provided court testimony in the local, state and federal levels on a wide range of cases. In addition to private investigations, Mr. Ham gathered a team of professional TSCM technicians that provide exceptional service to government, business, and private individuals. Mr. Ham and Ham investigations no longer offers any type of Private Investigative services. Mr. Ham and his team transitioned his entire company to focus solely on TSCM in an effort to provide only the best in training, equipment, expertise, and attention to detail for each and every TSCM client.

While open as an investigative company, Mr. Ham and his investigative team maintained the highest professional standards and training in the industry. Likewise, he utilized a network of various experts in specialized fields from fingerprinting analysis, skilled traffic crash investigators, polygraph examination and a variety of other specialized forensic investigators for complex cases. Likewise, during his career as a Private Investigator, Mr. Ham and his company were successfully involved in cases including missing persons, child abuse, homicide, bank robbery, drug trafficking, product liability and unsolved cases.


Mr. Ham serves as the lead Technical Surveillance Countermeasures (TSCM) technician. Mr. Ham performs Technical Surveillance Countermeasures (TSCM) Sweeps across the Nation. These are commonly referred to as “Debugging” or “Bug Sweeps“. Mr. Ham utilizes highly specialized equipment along with years of training and experience to conduct these Sweeps. His team of TSCM professionals locate hidden camerasaudio recordersphone wiretapsGPS trackers and sources of Electronic Harassment.

Mr. Ham is a United States Navy Veteran where he specialized in advanced electronics for weapons guidance systems. Since that time, Mr. Ham served as a Police Officer and Detective in Tennessee. Since then, he has owned and operated a full service investigative company for over 15 years. Furthermore, Mr. Ham is a seasoned TSCM Technician trained by Research Electronics International and World Institute of Security Enhancement.

Mr. Ham continued his education in the field including becoming licensed in North Carolina as a ECM specialist for TSCM. North Carolina is one of only a few states that specifically requires a professional license for someone to offer services in the field of Technical Surveillance Countermeasures (TSCM). Any individual in the state of North Carolina that provides TSCM services without a North Carolina license does so in violation of the law. North Carolina requires a strict educational element along with proven work experience and an extensive background check prior to issuance of a Technical Surveillance Countermeasures license.


Mr. Ham has been a member of Espionage Research Institute International (ERII) in affiliations, which is a global organization serving TSCM and counterespionage professionals. In addition, Mr. Ham was a member of the World Association Of Detectives, which is an organization dating back to 1921 that restricts its memberships to only those persons whose personal and professional backgrounds strictly observe the precepts of truth, accuracy and prudence.  Likewise, Mr. Ham was also a member of ASIS, a global community of security practitioners. Mr. Ham was invited to be a member of Intellenet, which is a world-wide network of investigators and security consultants. and is a lifetime member of the Association of Old Crows (AOC). This global organization consists of individuals who have a common interest in Electronic Warfare. Meet the rest of our team.

Tn about us

Kristal Ham, B.S., TSCM, LPI

Mrs. Ham has served as a licensed private investigator and TSCM Technician with the firm since 2008. She works as the Operations Manager of our team and is responsible for research, witness location, surveillance, site photography and case management. She earned her bachelor’s degree in Paralegal Studies and works closely with local, state and national attorneys in case preparation, witness preparation, jury selection, and trial strategy. During her tenure at the firm, Mrs. Ham has investigated homicide cases, rape cases, unsolved homicide investigations, medical malpractice, federal drug conspiracy/trafficking cases, missing persons and DUI’s. During her tenure at the firm, Mrs. Ham has investigated homicide cases, rape cases, unsolved homicide investigations, medical malpractice, federal drug conspiracy/trafficking cases, missing persons and DUI’s.

    Contact Us

    Contact for any
    Kind of Information

    Call us at this number

    1(888) 386-6482