Advantage Unlimited Investigations is thinking of the entire Miami & Tampa, FL community and the effects COVID-19.


We are still operating under normal business hours to continue to serve our community and we are taking the necessary precautions to keep ourselves and our community safe and healthy.

Infidelity Investigations

If your spouse or partner is cheating, rely on us to help you collect evidence.

Child Custody Investigations

Win back the time you deserve with your child

Background Checks

Make sure you're not hiring the wrong person for your company

Special Services

We investigate anything from Insurance Fraud to Witness Location

Don't Spend Another Moment in the Dark

Hire a private investigator in Tampa & Miami, FL today

Are you wondering if your spouse or significant other is cheating on you? Is your child safe in your co-parent's care? Do you have a prospective new employee or business partner with a criminal record? Advantage Unlimited Investigations Inc. can find the "Truth" so you are not kept in the dark or at risk for personal or emotional harm. We offer confidential private investigation services throughout Florida, Tampa Bay and Miami, FL. We will bring you peace of mind to move forward in whatever area of business or personal life that you need.

Why should you hire a private investigator?

We have over 30 years of professional private investigation service experience. We at Advantage Unlimited Investigations Inc. have provided clients with trusted private investigation services, detective services and personal security services in Tampa and Miami and throughout the State of Florida and the United States and abroad. We are licensed in Florida and service every county in the State of Florida along with legal reciprocity agreements to conduct investigations 7 other states including Georgia, Tennessee, North Carolina, California, Oklahoma, Louisiana, and Virginia.

Our diverse and extensive experience with investigations and legal consulting are unmatched. Our founder, MJ Martinez, is a former Federal and State investigator. Our staff is highly trained and sophisticated using both male and female agents, as well as bilingual operatives to achieve superior investigation results that are legally necessary. Make no mistake Advantage Unlimited Investigations Inc gets "Results". Whether you have an infidelity case or child custody matter or just need the truth or personal information. We are tried and true our reviews are unparalleled with the reassurance that our efforts will leave every stone was upturned when your case is completed.

We are "Private," which is the operative word in private investigations. All information is strictly confidential and only you, your attorney, or a designated representative will have access to your information.

We are reliable, insured and licensed. We have conducted thousands of investigations including divorce, child custody, criminal, insurance fraud, trademark infringement, background checks, corporate and business cases. 100% satisfaction is our goal. You will be kept informed of case progress in a timely manner and we will work diligently to keep your trust in our efforts.

Don't hesitate, investigate is our slogan because time is money and you can't put a dollar amount on the "Truth" or "Peace of Mind". Call us for a free consultation for private investigations in Tampa, St. Petersburg, Clearwater, New Port Richey, Lakeland, Brandon, Plant City, Bradenton or Sarasota. Also serving private investigation services in South Florida as well including Miami, Fort Lauderdale, and West Palm Beach.