Columbus, Ohio's Ace Investigative Team

Ace Investigations is a licensed, full-service investigative agency based in Columbus, Ohio. We provide professional, confidential and cost-effective investigations to individuals, attorneys, businesses and organizations throughout Ohio and the rest of the nation.

Ace is headed by Martin Yant, whose investigations and books have gained national and international attention for 30 years. Ace investigator Diana Rankin complements Mr. Yant's extensive knowledge of the inner workings of government and the criminal-justice system with her acumen, executive experience and exceptional people skills.

Ace provides a broad range of discreet investigative services for the public, corporations and the legal profession. We successfully provide our clients with accurate information in a prompt and professional manner. Among our specialties:

Civil and criminal investigations

Domestic relations cases

Surveillance of all kinds

Locating missing persons or AWOL witnesses

Background checks

Process service

We believe knowledge is power. So we use a combination of sophisticated investigative databases and old-fashioned shoe leather to get the information our clients need to make informed decisions or to right wrongs.

We have a passion for solving mysteries and providing answers for our clients. So please call us at 614-481-1941 if you have questions. No matter how large or small your problem, we are here to help.


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