John Mario Acosta

John Mario Acosta

Acosta Law Office, P.C. • Valparaiso, IN
FamilyGeneral PracticeInvestigations

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Contact

Email
Phone
(833) 846-3830
Address
Valparaiso, IN, US

Professional

About

YOUR DEDICATED LAWYER John M. Acosta Jr. was born and raised in Southern California. In July 1996, he enlisted in the United States Army. He served as a Military Police Officer for almost two years, with his remaining three years as a Military Police K-9 Officer, at various military installations and was honorably discharged. In 2001, he pursued a career in law enforcement. He spent almost twelve years with various Police and Sheriff’s Offices throughout the State of Georgia. During that time, he worked as a patrol officer and was eventually promoted to the rank of Sergeant. As a U.S. Army Military Police Veteran and Law Enforcement Officer in State of Georgia, he has over 15 years of combined law enforcement experience. During those years he performed numerous DUI, misdemeanor, and felony investigations. Additionally, he has worked as a Deputy Prosecuting Attorney and Chief Deputy Prosecuting Attorney for the State of Indiana and has conducted numerous state court bench and jury trials. Although, he does not consider himself an expert, he does consider himself highly qualified to interpret and evaluate law enforcement actions. This profile and/or website are intended for general information and advertising purposes only. Nothing on this site should be taken as legal advice for any individual case or situation. Any communication with us through the use of this website and/or profile does not constitute or intended to create, an attorney-client relationship. We strongly encourage you to consult an attorney of your choosing to thoroughly review your legal issues. Once you select and retain an attorney of your choosing that is when an attorney-client relationship begins.

About Family Law

Family law attorneys handle legal matters involving family relationships including marriage, divorce, child custody, and support. They help families navigate emotional and complex legal situations. Common matters include divorce, child custody, child support, adoption.

Credentials

Education
2015 Valparaiso University Law School JD - Juris Doctor 2012 Troy University MA - Masters 2010 Troy University BS - Bachelor of Science
Languages
English | Spanish

Recognition & Involvement

Publications
2015 JURIST Evaluating and Understanding Police Use of Force 2014 Post-Tribune, A Chicago Sun-Times Publication Hammond Cops Used Justified Force 2014 Valpo Law Blog Captured for Capturing 2014 Valpo Law Blog Electrifying 2014 Valpo Law Blog Liberally Conservative
Associations
2015 - Present Porter County Bar Association Member 2001 - Present Georgia Peace Officer Standards and Training Council Member 2016 - 2018 Indiana State Bar Association Member 2014 - 2018 Lake County Bar Association Member 2014 - 2018 Calumet American Inn of Court Member
Speaking
2018 Ivy Tech Community College Classroom Discussion Criminal Justice System 2017 Valparaiso University Bar Prep Panel Bar Prep Strategies 2017 Law Practice Management (Solo/Small Firms) Law Practice Management
Updated: Mar 08, 2026