Detectives in Lima, OH

Comprehensive list of private detective agencies and investigators servicing Lima, OH.

Business Listings

Thomas Martin has over 27 years of law enforcement experience as a Deputy Sheriff in the state of Ohio. We are staffed with experienced specialists in all aspects of law enforcement and investigative work.


Situated in Lima, Ohio, A1 Investigations is a complete service professional investigation agency delivering a huge range of confidential investigative and truth verification services to attorneys, corporations, businesses and the general public throughout Ohio and beyond.


The Whitestone Group: A Letter from the President The Whitestone Group, with over 200 years of combined law enforcement and investigative experience, supplies a complete line of services, including facility security, asset protection, individual protection, general investigation, undercover investigation, and loss prevention training to the corporate community.



With offices in Cleveland, Columbus, Cincinnati Ohio and Northern Kentucky, BKA is retained by attorneys, insurance firms, tiny business to international corporations, and discriminating individuals to bring cost effective resolutions to matters requiring information and documentation.


CDA is Large enough to get the Job Done, Small enough to give you Personal Service. CDA is one of the most prestigious private investigators and security providers in Columbus, Ohio. There is no investigation too tiny or too huge they cannot handle. Strictly confidential, CDA works closer with the customer than anyone and lets you call the shots.

  • DEAR TERRY. I USED TO WORK FOR YOU. AND IT WAS THE BEST TIMES OF MY LIFE. I HOPE EVERTHING

Our firm was established on professionalism, thoroughness and integrity, principles which guide every one of our investigations. Our educated, seasoned investigators have more than fifty years of combined knowledge in the investigative field. Our mission is to work with your organization to bring a timely and effective resolution to your investigative requirements.


Unified Investigations & Sciences., is an independent forensic engineering and investigations firm which supplies a spectrum of services at realistic prices. Our goal is to supply our customers with forensic analyses and investigations that are the best quality within the industry.


Established in 1996, International Security Associates, ISA, is a progressive, flexible and highly professional staff-oriented firm. ISA is comprised of well experienced and trained specialists, from the US Secret Service, federal, state, municipal, university, corporate, international and military environments.