Brenda McGinley, CEO, All in Investigations

In 2017 and with over 20 years’ experience as the Director of Operations, Brenda McGinley purchased All in Investigations. an established Investigative firm that has been in business since the 1960’s and moved to a new location at 71st and Binford Avenue. Her rise through the company was facilitated by her ability to integrate her management skills with her natural inclinations as an investigator. With a background in health care, commercial/ residential real estate and a paralegal certification she seamlessly took over of the company and continues to work one on one with Clients. Ms. McGinley specializes in Domestic/Custody Cases, Worker’s Comp and Disability Surveillances, Computer and Cellular Forensics, Litigation Support, Background Checks and Pre-Employment Backgrounds.



As well as the Owner/Director,  our Full Time Indianapolis Staff consists of a Digital Forensics Analyst (Cellular & Computer), Background, Locate and Pre-Employment Specialist.


Michael G. Turk
Polygraph Examinations

Prior to joining , Michael Turk had become prominent in law enforcement serving as a Major with the Marion County Sheriff’s Department (now retired) and currently with the Indianapolis Metropolitan Police Department. Mr. Turk specializes in interviewing and polygraph examinations; he has an impressive reputation for getting confessions.

Click here to view Michael’s CV (PDF File)



Marvin Bud McCorkle
PSE and Polygraph Examinations

With over 35 years of experience in law enforcement, Mr. McCorkle`s investigative talents are many, and his services are in demand. A senior investigator with since 1995, he continues to conduct voice stress analysis (PSE) and polygraph examinations for our clients. He is a certified PSE instructor for the International Society of Stress Analysis, and has conducted over 10,000 polygraph and PSE examinations. Outside of law enforcement and his investigations career with All in Investigations, he has also served as Senior Director of Security and Loss Prevention in the retail industry for a corporation with over 400 stores. This experience augmented his rich background with the skills necessary to conduct expert security risk assessments and loss prevention investigations on behalf of our clients.

Bud McCorkle is a member of The American Society for Industrial Security (ASIS).

Click here to view Bud’s CV (PDF File)