Firm PROFILE

Hartzog Conger Cason LLP

High Net Worth 2026

Rankings

Leading firm in High Net Worth 2026

Ranked Department

Ranked Individuals

Top figures

24

Jurisdictions

26

Partners

1979

Established Year

Content provided by Hartzog Conger Cason LLP

Contributions and articles

2 Global Practice Guides

Overview

Provided by Hartzog Conger Cason LLP

Hartzog Conger Cason is a leading Oklahoma City law firm. With 40-plus attorneys, it is renowned for sophisticated tax, corporate and commercial counsel as well as complex litigation. The firm represents individuals and institutions in high-stakes matters across Oklahoma, including estate planning and family law. With accomplished corporate, tax, litigation, estate and trust attorneys, Hartzog Conger Cason brings strategic judgment and deep legal experience to every client relationship.

Industry sectors (14)

Energy & Oil and Gas
Financial Services & Commercial Lending
Real Estate & Development
Private Wealth
Family-Owned & Closely Held Businesses
Tax-Exempt & Charitable Organizations
Commercial Banking
Insurance
Securities & Capital Markets
Private Equity
Commercial Real Estate
Economic Development & Incentive Projects
Environmental & Natural Resources
Business & Corporate Enterprises

Capabilities (13)

Alternative Dispute Resolution
Corporate Law
Energy & Environmental Law
Estate Planning
Family Law
Labor & Employment
Lending & Finance
Litigation
Oil & Gas Administrative Law
Real Estate
Tax Controversies
Tax Credit Finance & Business Incentives
Tax Planning

Key people

Provided by Hartzog Conger Cason LLP

Stacey D. Spivey
Partner
Amy J. Sine
Partner
Steven C. Davis
Partner
Len Cason
Partner
Jesse Chapel
Partner
J. Leslie LaReau
Partner
Naomi D. Smith
Partner
John Edwards
Partner
Thomas J. Daniel
Partner
Ashley Powell
Partner

Work & experience

Provided by Hartzog Conger Cason LLP

Hartzog Conger Cason is built on rigorous legal analysis, responsive client service and practical strategies for complex matters. The firm’s core strengths include commercial litigation, tax, corporate transactions, real estate, family law, estate planning and high-stakes business disputes. From sophisticated acquisitions and partnership disputes to oil and gas litigation, the firm offers disciplined judgment in consequential work across Oklahoma.