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Your Trusted Legal Partner in Kansas City, KS
Colgan Law Firm is a full-service legal practice dedicated to providing skilled representation in family law, criminal defense, personal injury, and estate planning. With years of experience in trial work and out-of-court negotiations, we serve clients in Leavenworth, Wyandotte, and Johnson counties. Our attorneys listen carefully to client concerns, explain legal options, and develop strategies tailored to individual goals.

We handle complex divorce cases, child custody matters, DUI defense, and criminal charges, prioritizing realistic outcomes that protect clients' rights and family interests. Our team includes attorneys with specialized experience in trust administration and probate law, ensuring comprehensive solutions for estate planning needs.
Services
Family Law Divorce Probate/Estate Planning Child Custody DUI/DWI Criminal Defense
Highlights and features
  • We have decades of combined trial experience in Kansas courts
  • Our attorneys specialize in complex family law and criminal defense
  • Serving Johnson, Wyandotte, and Leavenworth counties with local expertise
  • Personalized legal strategies tailored to each client's unique situation
  • Proven track record in contested divorce and child custody cases
What people say
Very professional Great legal advise Highly recommend Diligent representation Excellent results
Services
Family Law
Colgan Law Firm provides comprehensive family law services including divorce proceedings, child custody arrangements, and spousal support negotiations. Our attorneys develop customized legal strategies for clients facing family-related legal challenges. With extensive experience in Kansas court systems, we protect clients' rights while prioritizing practical solutions for long-term stability.
Criminal Defense
Our criminal defense practice handles felony and misdemeanor cases across Kansas. We represent clients facing charges ranging from DUI/DWI to serious criminal offenses, employing proven trial strategies and negotiation tactics. With a track record of successful verdicts and reduced sentences, our attorneys challenge evidence and protect constitutional rights throughout the legal process.
Probate/Estate Planning
We offer complete estate planning solutions including wills, trusts, and Medicaid planning. Our services ensure proper asset distribution while minimizing tax implications. With specialized experience in probate administration and trust management, we guide clients through complex estate matters and help families navigate post-death proceedings.
Child Custody
Our child custody practice focuses on creating detailed parenting plans that address long-term needs. We represent clients in custody disputes, modification requests, and enforcement actions. With particular expertise in military family matters, we help parents establish workable arrangements that prioritize children's best interests.
DUI/DWI Defense
We defend clients against DUI/DWI charges through evidence analysis and procedural challenges. Our attorneys contest faulty testing methods and police misconduct while negotiating for reduced penalties. With courtroom experience in Kansas jurisdictions, we work to minimize the long-term consequences of drunk driving charges.
People
Ann K. Colgan
Attorney
Ann K. Colgan brings extensive legal experience to family law and criminal defense cases. With a focus on child custody matters, she advocates for clients' parental rights while prioritizing children's best interests. Her background includes complex case management and courtroom litigation.
Chadler E. Colgan
Attorney
Chadler E. Colgan specializes in trial advocacy for criminal defense and family law cases. With a proven track record in jury trials, he develops aggressive defense strategies while maintaining a client-centered approach to legal representation in Kansas courts.
James P. Colgan
Attorney
James P. Colgan focuses on estate planning and probate law with specialized knowledge in trust administration. His experience includes complex asset allocation and Medicaid planning, providing clients with comprehensive solutions for intergenerational wealth transfer.
Questions
What areas of law does Colgan Law Firm specialize in?
We specialize in family law, criminal defense, personal injury, and estate planning, with particular expertise in divorce, child custody, DUI defense, and probate matters.
Which counties do you serve in Kansas?
We serve clients in Johnson, Wyandotte, Leavenworth, Douglas, Miami, Atchison, Jefferson, and Shawnee counties with local court experience.
How does Colgan Law Firm handle complex divorce cases?
Our attorneys develop customized strategies for complex divorces, including property division, spousal support, and child custody arrangements, with trial-ready representation when needed.
Can I schedule an initial consultation with your attorneys?
Yes, we offer initial consultations to discuss your legal concerns. Contact our Kansas City office at 913-721-9999 to schedule an appointment.
What makes Colgan Law Firm different from other law practices?
Our combination of trial experience, personalized approach, and local expertise in Kansas courts provides clients with effective representation tailored to their specific legal needs.