On Top of It. And Worth. Every. Penny. Erica was exactly what I needed at one of the most difficult times in my life. As a divorce attorney, she was always prepared, provided invaluable expertise in all the legal grey areas I never knew existed, and made sure to communicate both with me and on my behalf. If you’re looking to just turn your brain off and follow sound directions, she’s your ticket to get through the murk!
– Former Client

Your Justice Is Our Priority

When you choose the Kohn Law Firm, you are selecting the premier Colorado Springs Criminal Defense and Family Law team.

We have a combined total experience of 56 years. Shimon Kohn, Julian Rosielle, and Erica Bertini focus on efficient and effective defense strategies, ensuring that each client receives aggressive and creative legal representation. Whether you’re facing unexpected legal challenges or seeking immediate defense, our team is equipped to handle your case with the expertise gained from 20 years of dedicated service. We are committed to defending your legal rights and freedom with a deep understanding of Colorado’s legal system. Our team cares about your future and stands ready to support you during these critical times. When legal issues arise, trust us to be the team you turn to—we’re here for you.

Combined Year of Experience

Jury Trials

Bench/Court Trials

Primary Practice Areas


Our firm is dedicated to representing clients in the Colorado Springs area, Pueblo, and Castle Rock area who are facing criminal charges under state law. Our legal team works diligently to achieve the best possible outcomes, handling cases that range from minor infractions to major felonies. We are committed to upholding the rights of each individual and providing the attentive and effective representation they deserve.


Our firm provides comprehensive family law services to clients in the Colorado Springs area, Denver Metro, and most of the Front Range. We are committed to supporting individuals and families through challenging times with sensitivity and professionalism. Our experienced attorneys offer personalized legal guidance, working to secure the best outcomes while maintaining the respect and dignity of all involved. We strive to navigate the legal process efficiently, ensuring that each client receives the support and representation they need.


Our firm offers trusted protection and restraining order services in Colorado Springs, Pueblo, and Castle Rock. Count on our dedicated team to deliver swift, effective solutions, helping you reclaim your peace of mind and security. With a focus on your safety and well-being, we are committed to providing the support you need when it matters most.

Need A Free Consultation?

Scheduling a consultation with our firm is the first step towards addressing your legal needs. During this initial meeting, our experienced attorneys will assess your situation and outline potential strategies. Contact us today to learn how we can assist you effectively.

Our Legal Team

Shimon Kohn

Shimon Kohn

Founding Attorney

Shimon has been fighting for client’s rights for over 24 years.  Previously having served as a Deputy District Attorney in Teller and El Paso Counties he prosecuted felony, misdemeanor, and traffic violations.  Shimon has been admitted to the Colorado Bar since 2000 and the Federal Bar since 2003.  He graduated from the Cleveland Marshall College of Law in 1999 with his Juris Doctorate degree.  


Shimon established the Kohn Law Firm so that he could advocate for client’s rights when it comes to crimes such as: first degree assault, murder, financial crimes, domestic violence, and anything in between.  He understands that being charged with a crime comes with its personal challenges and consequences.  Shimon navigates clients through a complex legal system by providing guidance, advice, and support.  He understands and empathizes with the fact that being charged with a crime complicates many facets of a person’s life and he is here to help minimize the impact that charge could have on a client’s future livelihood.  Shimon has been a pillar of the legal community in Colorado Springs for over two decades and during that time he has recieved acquittals for many clients in cases that involve charges for domestic violence, sexual assault, attempted murder, drug charges, and assault.  Shimon defense counsel on the last death penalty case in Colorado after the moratorium was passed and signed by the Governor of Colorado. 

Shimon is a zealous champion for his clients, both in the courtroom and at the negotiation table. His unwavering dedication stems from a deep-seated belief in the fundamental principles of justice and a commitment to safeguarding individual rights. As a former prosecutor, he possesses unparalleled insight into the prosecution’s tactics and strategies, allowing him to anticipate their moves and develop proactive defense measures. Shimon recognizes the immense stakes involved in criminal cases. His clients entrust him with their freedom, their reputations, and their futures.  With experience conducting over 150 jury trials in his career, it is safe to say that clients are in more than capable hands when they decide to hire the Kohn Law Firm for their criminal representation. 

Julian Rosielle

Julian Rosielle

Managing Attorney- Criminal Law

Prior to joining The Kohn Law Firm Julian was a Deputy State Public Defender for 12 years.  During his experience as a Public Defender, Julian gained a wealth of experience taking well over 100 cases to trial.  Julian is an adept trial lawyer and has achieved not guilty verdicts on multiple sexual assault, drug distribution, and assault cases as well as first-degree murder charges. He is currently the only private attorney in practice in El Paso County to have tried a death penalty case prior to the State of Colorado moratorium.


In addition to his extensive experience trying cases, Julian is also well-versed in DNA science, a critical component of modern criminal law. He earned a Bachelor of Science degree with an emphasis in Biochemistry from Evergreen State College and prior to starting law school, he worked at the Fred Hutchinson Cancer Research Center utilizing DNA technology.  Julian was selected to conduct state-wide training in DNA for both attorneys and investigators employed by the Public Defender’s Office.

Julian understands what is important when defending clients rights in criminal cases.  With over 17 years of experience advocating for client’s rights and protecting those rights, he is well versed in what is needed to take a case to trial or how to be aggressive in negotiations with the District Attorney’s Office to achieve the right results for his clients.

Erica Bertini

Erica Bertini

Managing Attorney - Family Law

With almost 15 years of experience, Erica L. Bertini guides clients through the maze of family law, providing support during what can be one of the most challenging periods in their lives. With a focus on family law cases intersecting with criminal court, Erica is relentless in her advocacy, whether in the courtroom or at the negotiation table.


As a Deputy District Attorney in Colorado and Illinois, Erica brings a wealth of knowledge in criminal law, from felonies to misdemeanors, including juvenile delinquency and abuse and neglect cases. Her extensive courtroom experience has honed her skills as a persuasive advocate, now dedicated to serving her clients’ needs. Transitioning to private practice, Erica has excelled in navigating complex family law issues, protection orders, and overlapping criminal matters. Drawing from her background in accounting and finance, Erica adeptly handles intricate financial aspects often involved in family law cases. She prioritizes clear communication, ensuring clients comprehend the legal process, explore their options, and anticipate potential outcomes. Erica recognizes the inherent complexities and stresses of the legal system, striving to provide unwavering support so clients never feel alone during the process. For those seeking an honest, dependable, and zealous advocate, both inside and outside the courtroom, contact us today to schedule your FREE consultation.

Contact Us About Your Case

From Our Clients

When my 15 year old son had some major legal issues arise a few years ago we hired Julian Rosielle to help us through it. He was extremely professional, knowledgeable and all around amazing. He helped to guide us through the entire legal process with compassion and understanding. He is a wonderful attorney who genuinely cares for his clients. Thank you, Julian! You’re the best!”


“I am so glad I employed Kohn Law Firm in my case for a permanent protection order against a crazy man! At the hearing, Shimon absolutely came through for us. He was strong, confident, bold and articulate. His closing statement was remarkably persuasive. I was so impressed with his ability to communicate with such lucidity, passion and boldness. Their experience and adeptness made all the difference! Thank you Kohn Law Firm!”


“I was referred to Shimon Kohn and from the moment we talked he was on it and was caring, resourceful and he helped us in a time that we were feeling helpless and afraid. I am so thankful for him and his help. I will continue to recommend him to anyone and everyone in need. I am glad I was referred to him and whenever I am needing a attorney I know who I can hire that will fight for me and my family. Thank you again Shimon for everything!”


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