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About the Company


Martinelli Investigations Inc. is a female owned, family operated business. Martinelli Investigations, Inc. provides the highest level of professionalism to all of our clients, which include attorneys, businesses and individuals. We can handle all cases. Our firm has over 48 years of law enforcement and 10 years of military background, combined. The Martinelli Investigations, Inc. team has a diverse blend of cultural backgrounds, including Spanish speaking Private detectives, both male and female.


Martinelli Investigations, Inc. has handled over 5,000 Private Investigation cases for Attorneys, Businesses and Individuals. Martinelli Investigations, Inc. excels in their sophistication of capturing vital and crucial evidence. All of our clients receive comprehensive investigation notebooks, as well as a video compilation of their case. These notebooks and videos assist the lawyer, family, individual, business, courts and/or corporations immensely.


We also maintain a case management system where our clients can log in, at their convenience, to review the current and ongoing work in their case. This is especially beneficial for out of town clients, including families, corporations, lawyers and their staff. Clients can enjoy the ease and accessibility of reviewing their reports, pictures and video at their own convenience.

Robin Martinelli is a native of Georgia. In the early 90’s, Robin was a Detention Certified Sheriff’s Deputy in both Forsyth and Rockdale counties. Robin began her career in the professional Process Service industry in 1995. During her tenure with a top legal services firm, Robin trained to become a Private Investigator in Atlanta. In 1996, Robin founded Coleman and Associates, a process serving agency. Robin obtained her Private Investigator license in 1998. The field of private investigations invoked in her an intense passion of helping others. It was then that Robin’s vision of establishing her own agency commenced, and her drive & determination would lead the way to fulfilling her goal beyond her dreams. In 2003, after obtaining her own agency license, Coleman and Associates evolved into Martinelli Investigations, Inc.

  • Mrs. Robin Martinelli has held many industry related memberships in her tenure including GAPPS, NAPPS, GACDL, & DECA.
  • In 1999, Robin co-founded GAPPS, the Georgia Association of Professional Process Servers. She has served as a Board Member, including President and Secretary.
  • Robin has been a member of NAPPS, the National Association of Professional Process Servers from 2000-2018. She served on the National Board as Secretary in 2004-2005.
  • In addition to GAPPS and NAPPS, Robin has been a member of GACDL, the Georgia Association of Criminal Defense Lawyers since 2004.
  • Robin has served as Officer and Judge for state, regional and national competitions in DECA, Distributing Education Clubs of America. Robin has been speaking to high school DECA groups, encouraging young people to pursue their dreams, since 1986.


Robin and her loving husband Doug have been married for decades. Doug is a career law enforcement officer and has been his entire adult life. They have three children, Kristi, Coleman and Kelly. Robin’s daughter, Kristi Martinelli, was once one of the youngest Private Investigators in the World. Kristi, along with Robin, has been featured on television shows such as The Montel Williams Show, Geraldo, CNN and Gwinnett County Local TV. Kristi is a graduate of Georgia State University, her dad’s alma mater, and is a law enforcement officer. She has also been featured in the AJC, as well as In Touch Weekly Magazine. Robin’s son, Coleman, is a U.S. Marine, who has served in Afghanistan. The youngest, Kelly, a graduate of Grayson High School, serves in the military, was a law enforcement officer and has returned to the family firm, Martinelli Investigations.


Robin is well known as a process serving coach and mentor. She is constantly looking for ways to grow her business and the industry. Robin is a public speaker to all types of groups, large and small, including students of all ages. Her topics include Private Investigation, Process Serving and female entrepreneurship. Robin Martinelli’s passion has grown her business to levels where Martinelli Investigations, Inc. is known and respected in Georgia and nationwide.

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