Your Trusted Baton Rouge Estate Planning & Tax Law Firm

Koch St. Martin, LLC provides trusted legal counsel specializing in Estate Planning, Wills, Trusts, Successions, and Tax Resolution. Led by board-certified expert David G. Koch and litigation specialist, Michelle Lorio St. Martin, we offer personalized legal solutions and strategies to protect your assets, resolve complex tax issues, and guide families though challenging estate and contested succession matters with care and efficiency.

Protecting Your Legacy with Skill, Strategy, and Care

The law firm of Koch St. Martin, LLC provides trusted legal counsel specializing in Wills, Trusts, Estate Planning, Succession Litigation, Probate Disputes, and IRS Tax Resolution. Led by David G. Koch, a board-certified expert in taxation and estate planning, and Michelle Lorio St. Martin, a seasoned estate planning and litigation attorney with extensive experience in contested successions and fiduciary disputes, the firm delivers personalized legal strategies tailored to each client’s unique circumstances.

At Koch St. Martin, we are committed to protecting your assets, resolving complex tax matters efficiently, and guiding families through even the most challenging estate and probate issues. We handle contested succession and probate matters with the skill, care, and discretion they require.

We understand that no two clients are the same. That’s why we take a personal and strategic approach to each case—developing customized solutions that reflect your goals, protect your interests, and provide peace of mind.

Protecting Your Legacy with Skill, Strategy, and Care

Our Core Services Comprehensive Legal Services

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Wills, Trusts, & Estates

We provide expert assistance in drafting wills, establishing trusts, and creating personalized estate plans to ensure your assets are protected and your wishes are fulfilled.

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Succession & Probate

Our team expertly handles the transfer of assets and navigates the probate process, offering compassionate support to ensure an orderly and timely resolution.

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IRS Tax Resolution

We tackle complex tax issues with the IRS, including audits, appeals, and settlements, working to resolve your tax problems and negotiate favorable outcomes.

Contact us online or give us a call at (225) 612-9700 to request a confidential consultation with our attorneys

Our Reviews Client Testimonials

Read the reviews below to see what former clients have to say about their experiences with Koch St. Martin Law Firm.

Quality You Can Count On

  • Board-certified in tax and estate planning
  • Over 20 years of proven experience
  • Tailored solutions for every client
  • Compassionate and professional service