Senior Investigator

Donald P. Delaney

about me

Donald P. Delaney

Who Am I?

Meet Don Delaney, a true force in the world of law enforcement. For an impressive three decades, he dedicated his life to serving the state of New York, donning various roles such as a trooper, sergeant, investigator, senior investigator, and even supervising the Major Case Squad. Don’s journey began when he earned his Bachelor of Science degree from Manhattan College in 1973, followed by a master’s degree in Human Relations from the esteemed New York Institute of Technology in 1976.


major crime investigatons and justice served

Prepare to delve into a captivating compendium that unveils the remarkable investigations of none other than Don Delaney himself. Within the pages of this gripping book, you will be enthralled by the major cases he meticulously pieced together, leading to resounding success in the courts of justice. Brace yourself for a journey that vividly showcases the pivotal role of confessions in cracking open the most complex criminal scenarios.


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In the annals of law enforcement history, few individuals have left as profound a mark as the esteemed Donald P. Delaney. With a career spanning three decades, Delaney’s unwavering dedication to pursuing justice and unyielding commitment to uncovering the truth has set him apart as an unwavering luminary in the field. 

NEW YORK CITY, NY, Oct. 20, 2023 (GLOBE NEWSWIRE) — Delve into the intriguing world of criminal investigations with the highly anticipated release of “Major Crimes Investigations and Justice Served” by Don Delaney. This riveting tale offers a deep dive into the art of solving major criminal cases, showcasing the pivotal role of confessions in achieving justice.