James G. Blase

Of Counsel

Areas of Practice:

Jim Blase advises clients on all aspects of their estate planning, including wealth transfer planning, charitable planning and trust modifications and administration. Jim also represents and assists fiduciaries in the administration of complex estates and trusts. By virtue of Jim’s extensive knowledge of the tax code and his more than forty years of practical experience, Jim has established himself as a leader in in the trust and estates field.

He is a frequent author and lecturer on a wide variety of estate planning subjects, and has authored over 70 articles and chapters for various professional publications, along with several books, including Optimum Estate Planning and Estate Planning for IRAs and 401Ks: A Handbook for Individuals, Advisors and Attorneys.

Jim has an A.V. Preeminent Peer Review Rating™ from Martindale-Hubbell® Law, which is the highest rating given for legal ability and ethics, and a perfect 5.0 out of 5.0 Martindale-Hubbell peer review score. Jim is also listed among America’s Most Honored Lawyers – Top 1%.

Contact & Connect

Education

  • John Carroll University, B.S.B.A., 1978
  • Notre Dame Law School, J.D., 1981
  • New York University Law School, Graduate Program in Taxation, LLM (Taxation), 1982

Bar & Court Admissions

  • Missouri Bar
  • Illinois Bar

Distinctions

Professional Affiliations

  • Missouri Bar Association

Honors

Featured Resources

News & Articles

Mickes O’Toole Attorneys Recognized by Best Lawyers In St. Louis For 2025

Best Lawyers recognizes outstanding lawyers who have attained a high degree of peer recognition and professional ...

Client Alert: Biden’s New Title IX Regulations Are Enjoined by Federal Court

On July 24, 2024, the United States District Court for the Eastern District of Missouri temporarily enjoined the ...

Client Alert: More School District Employees Eligible for Overtime Pay Under New Federal Rule

New Overtime Regulations On April 23, 2024, the United States Department of Labor (“DOL”) published final rules ...

Thomeczek Joins Mickes O’Toole

Mickes O'Toole is proud to announce that we have strengthened our Education Group with the addition of Bo and Jim ...

Our team of professionals welcomes the opportunity to serve your needs.