Best Private Investigators in Brooklyn, NY

“I've contracted security services and cleaning services on several occasions and my clients are always happy with the professionalism that is provided by this amazing company.”

“Within a short period, I had the honor of personally recommending Billy Ryan for an investigative assignment within the NYPD and was proud to have played a small part in his career advancement that led him to become a highly successful investigator a...”

“Ifill and his staff are very personable and professional, I needed them for a security detail and they went above and beyond and I look forward to working with them in the future.”

“One of the most trustworthy and the best backguround check company.”

“You did a great job at the Hall.”

“The company has very high standards and the owner is personally involved in all of my jobs making sure that what you need is fulfilled.”

“Enjoyable, and dependable.”

“Excellent private investigation company, diligent, professional, delivers results”

“From sweet 16 security to hi-profile celebrity transportation and protection, you can count on 21st Century Security. 21st Century Security employs highly trained security personnel that are trained to prevent, contain and professionally resolve situ...”

“Since then, we've worked with an array of professional investigative firms, attorneys, small businesses and corporations, as well as individuals in need of lawful and ethical information and evidence-gathering to support their case. We've assisted wi...”