(860) 500-7157

Welcome to Eichler Investigative Services, LLC.
Connecticut's Premier Investigation Firm!
At Eichler Investigative Services, LLC, we are dedicated to delivering exceptional private investigation services throughout Connecticut. With over a decade of experience, our team of licensed professionals is adept at a wide range of investigative requirements, including criminal defense, civil litigation, missing person cases, criminal background checks, surveillance, and other specialized services. You can count on us for precise, ethical, and comprehensive advice tailored to your individual circumstances. Contact us today to schedule your consultation and learn how our private investigation services can enhance your case.
What Set’s Us Apart

Nationally Board Certified Criminal Defense Investigator (CCDI)
Connecticut's first private sector and the youngest CCDI!
Erik Eichler is acknowledged as Connecticut's first private sector and youngest Board Certified Criminal Defense Investigator. According to Brad Perron, CCDI, CFI-FTER, obtaining the CCDI designation necessitates a commitment to the philosophical methodological principles of the Component Method of Criminal Defense Investigation. At Eichler Investigative Services, LLC, we emphasize outstanding training for our investigators to uphold leadership in the industry. We also encourage continuous education annually to keep our team updated on the most recent techniques and investigative tools.
Certified Forensic Science Investigator
Introducing the ONE and ONLY Certified Forensic Science Investigator in CT!
The Certified Forensic Science Investigator (CFSI) program aims to develop the skills of criminal defense investigators in interpreting and recognizing the vital need for expert independent analysis, which is fundamental to the program's value.
The CFSI's expertise serves as a powerful catalyst, significantly boosting the capabilities the defense team and improving the effectiveness of representation in line with due process requirements.
CDITC Erik Eichler, a distinguished graduate honors, has specialized in areas including latent prints, general crime scenes, bloodstain detection and interpretation, firearms examination, and forensic photography.


Death & Serious Bodily Injury Investigation
We Guarantee Excellence and Respect
Eichler Investigative Services, LLC holds advanced certification in Death and Serious Bodily Injury investigations, validated through training with expert Dean A. Beers, CLE CCDI, CFI-FTER, CFSI. This credential reflects specialized expertise in homicide, criminal defense, and equivocal death investigations—ensuring attorneys and clients receive investigative work that meets nationally recognized standards for accuracy, reliability, and courtroom readiness.