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Focused. Committed. Compassionate.

When it comes to protecting those you love and what you own, you need a law firm that understands the complexities of today's legal system. Whether addressing property issues, drafting or revising a last will and testament, creating or administering a trust, settling an estate, you need a law firm that will take time to understand your unique situation, and then present viable options to help you achieve your objectives. In the case of guardianship issues, you need a firm that knows the law, and will act as an advocate for you and those you love. In any of these cases, you need a firm that understands both the intellectual and emotional aspects involved — one that is focused, committed, and compassionate.

Contact Brier Law Firm, PLLC today if you need legal assistance with any of the following:

Estate and Trust Planning

  • Preparation of wills
  • Designation of estate/trust beneficiaries
  • Preparation of durable, financial and health care powers of attorney
  • Preparation of trusts
  • Preparation of living wills
  • Selection of fiduciaries and executors
  • Retirement benefits planning, including IRAs, stock options and employment-sponsored benefits*
  • Charitable planning

Estates and Trusts Administration

  • Conservatorship and guardianship matters
  • Asset distribution
  • Income tax planning for beneficiaries
  • Trust accountings

Estates and Trusts Litigation

  • Representation in proceedings involving interpretation and contest of wills and trusts
  • Representation involving breach of trust or or breach of fiduciary duty
  • Representation involving challenges of defenses regarding transfers and gifts
  • Intestate Probate (without a Will)
  • Testate Probate (with a Will)
  • Informal Probate
  • Formal Probate (involving disputes and conflicts)
  • Small Estate Affidavits

Call Brier Law Firm, PLLC today at 918-615-9780 to arrange your free initial consultation.

Attorney Leslie K. Brier

Bar Admissions:

  • Oklahoma State Courts
  • U.S. District Court, Western District of Oklahoma
  • U.S. District Court, Eastern District of Oklahoma
  • U.S. District Court, Northern District of Oklahoma


  • Juris Doctorate, University of Tulsa, College of Law, Certificate in Comparative and International Law
  • Bachelor of Science, University of Kansas

Professional Memberships and Achievements:

  • Jessup International Law Moot Court Regional Competition (Spring 2007), Second Place Memorial (Brief) – Citation 10/10, Extent/Use of Research 20/20,
  • Clarity/Organization 19/20, Articulate Analysis 19/20
  • Jessup International Law Moot Court Competition, University of Tulsa (Fall 2005), Best Oralist/Memorial (Brief)
  • JP Morgan Chase SEC Regulatory Compliance Issues for 2007-2007, Seminar Paper (Spring 2007)
  • Options backdating scandal presentation (Spring 2007)
  • Drafted MD&A Overview section of prospectus for Initial Public Offering (IPO) (Spring 2007)
  • The Williams Companies’ President’s Award for outstanding leadership (1999)
  • Chase Manhattan Bank (JP Morgan Chase) Team Award for outstanding leadership (1989 and 1990)

Since 1997, the "Lead Counsel Verified" status has been granted to attorneys who possess:

  • The Right Professional Experience
  • A Spotless Record

The following attorneys at this firm are Lead Counsel Verified:

Leslie Karin Brier

Leslie Karin Brier

This attorney is Lead Counsel Verified in the following practice areas:

Practice Area Year
Probate Since 2020
Practice Area Year
Probate Since 2020
For Attorneys:Download Lead Counsel Badge

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