Investigating with integrity since 1989
Licensed, bonded, and insured in Connecticut, New York, and Massachusetts
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What Our Clients Are Saying:

Brian Spears, Esq.

Spears Manning & Martini, LLC

“Markle Investigations has been my go to investigations firm for 15 years. There is no finer investigator than Dan Markle, who brings unparalleled interview and reporting skills.  Time and again Markle Investigations has responded to the call with the utmost professionalism and good judgment. Markle Investigation has my full confidence and deserves my highest recommendation.”

James Glasser, Esq.

Wiggin and Dana, LLP

“I find I am a frequent consumer of services provided by Markle Investigations.  I go back to Danny Markle and his team time and again because of their professionalism, responsiveness, quality of work, and high ethical standards.  Markle Investigations is highly efficient and cost-effective.  They set the benchmark against which all others are measured.”

James Filan, Esq.

Filan, LLC

“Danny Markle is a tremendously successful and innovative investigator. He never fails to get people to talk to him and gathers very important information. His reports are clear, helpful and delivered quickly. As investigations progress, he is right there with new ideas and avenues of approach based both on his own extensive experience and what each particular case might require. I’m always more confident of my chances of success when Danny is on the case.”

Felice Duffy, Esq.

Duffy Law, LLC

“Danny Markle is our go-to investigator for our state and federal criminal and school investigation cases.  He and his staff are extremely reliable and very experienced. They get outstanding results identifying and finding whatever information and evidence that exists in a timely fashion. They are very talented interviewers, write excellent work product and are highly credible witnesses when needed. I highly recommend Danny and his team”