Standing Up for What's Right Fighting for What Our Clients Deserve

About Cavanagh & Associates

Put a Former Prosecutor with 50+ Years' Experience by your Side

When it comes to any legal issue, there is no substitute for experience. With experience comes a deep understanding of the legislation and legal proceedings that apply to your unique case and situation. With years in practice, an attorney develops a keen sense of what tactics are likely to be most workable and what must be done to avoid common pitfalls that can turn into significant delays or negative results.

At Cavanagh & Associates, you are putting over 50 years of experience on your side when you work with our founding attorney: Jack Cavanagh. As seasoned St. Louis attorney, Attorney Jack Cavanagh focuses his practice primarily on family law, criminal defense, and business law. He uses his decades of trial experience and a background as a former prosecutor to provide quality, insightful legal representation in these practice areas.

Attorney Cavanagh also has experience in municipal law, bankruptcy, medical malpractice, and personal injury. He has litigated hundreds of cases in front of judges and juries in St. Charles, Chesterfield, St. Louis, and across the state. This diverse range of knowledge gives our firm a significant advantage in any case we handle.

To learn more, call (314) 309-2799. We are proud to serve clients in St. Louis, St. Charles, Chesterfield, and the surrounding areas.

Why Choose Cavanagh & Associates?

When you come to Cavanagh & Associates for legal representation, we offer:

  • A consultation to discuss your needs and concerns.
  • Aggressive trial representation by an attorney who has litigated hundreds of cases.
  • Legal counsel based on over half of a century of experience.
  • A legal strategy tailored to suit your specific needs.
  • Representation by Attorney Cavanagh himself, not a paralegal or inexperienced lawyer.
  • One-on-one support and compassionate guidance from a firm that truly cares for you.

If you are interested in finding out how our firm can protect your legal rights and represent your interests, please take this opportunity to arrange a consultation. Attorney Jack Cavanagh is prepared to put his significant skill and experience on your side.

Related Pages

Contact Cavanagh & Associates at (314) 309-2799 today to schedule a complimentary case review!

We Would Do Anything for Our Clients.

Read On to See What They Have to Say.
  • “Truth will always prevail.”

    Mr. Callaway

  • “Experience is priceless”


  • “He has worked with me even though we are in different states to ensure I am kept abreast of what is going on.”

    Former Client

  • “Great Team! Highly Recommended.”

    Donald Salisbury

  • “Two things define you. Your patience when you have nothing, and your attitude when you have everything.”

    Terri Buckner

  • “I've worked with Jack on two separate occasions and both times I felt that he not only had my best interest in mind but was going to bat on my behalf. ”


  • “I would recommend Mr. Cavanagh as well as use him again in the future.”

    Former Client

  • “The best there is in the Biz”


Leave Your Legal Matters to Cavanagh & Associates

When You Hire Attorney Cavanagh, You Get Him.
  1. Attorney Cavanagh has over 50 years of legal experience.
  2. We offer confidential consultations to every client served.
  3. Attorney Cavanagh is a former prosecutor turned legal advocate.
  4. We achieve positive case outcomes through thorough preparation.
  5. Attorney Cavanagh handles our clients' legal matters personally.
  6. We have a genuine desire to see our clients succeed.
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