Marshall R. Sumrall

David K. Lucas is a top attorney recognized by Best Lawyers in the practice area(s) of Public Finance Law. David K., who practices law in Denver, Colorado, has been recognized since 2019. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which David K. is held by other top lawyers in the same geographic and legal practice area.

John H. Tatlock is a top attorney recognized by Best Lawyers in the practice area(s) of Family Law. John H., who practices law in Denver, Colorado, has been recognized since 2015. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which John H. is held by other top lawyers in the same geographic and legal practice area.

Christopher Cole is a top attorney recognized by Best Lawyers in the practice area(s) of Tax Law and Trusts and Estates. Christopher, who practices law in Denver, Colorado, has been recognized since 2021. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Christopher is held by other top lawyers in the same geographic and legal practice area.

T. Parker Schenken is a top attorney recognized by Best Lawyers in the practice area(s) of Corporate Law, Public Finance Law and Real Estate Law. T. Parker, who practices law in Denver, Colorado, has been recognized since 2007. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which T. Parker is held by other top lawyers in the same geographic and legal practice area.

Elizabeth has served as bond counsel on numerous bond issues. She focuses her practice primarily on Municipal Bonds, Governmental Regulations, Public Finance and Economic Development Incentives.

Peter McClenahan is at home in the courtroom. A skilled and dynamic trial lawyer, Peter’s practice focuses on personal injury, complex business and civil litigation and professional malpractice. In 2013, Peter was recognized for obtaining two of the top ten largest personal injury jury verdicts in the State of Colorado that year. Peter’s litigation background is extensive, and he has learned his craft from some of the best. Prior to joining Ogborn Mihm, Peter led a trial team of a...

Larry Free has practiced exclusively in the area of Workers’ Compensation since 1995. His understanding and appreciation of workers began through his own employment history. In his early years, he worked at a variety of jobs in the food service industry, cabinet making, carpentry, appliance repair, and delivery. He originally joined the firm as a “runner” and worked as a clerk during law school. He became an associate following graduation and was admitted to partnership in 1...

Jessica L. Marinelli is a top attorney recognized by Best Lawyers in the practice area(s) of Employment Law - Management. Jessica L., who practices law in Denver, Colorado, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Jessica L. is held by other top lawyers in the same geographic and legal practice area.

For two decades, Mark has provided legal representation and practical advice to business entities and individuals on a full range of corporate, real estate, business, and other commercial matters. In the role of outside general legal counsel, Mark also acts as a trusted advisor to decision-makers on the full range of legal and strategic issues facing businesses, both large and small. In his corporate practice, Mark provides advice with regard to the following: Entity formation Business start-...

Jason Day is a partner with the firm's Business practice. He focuses his practice on securities regulations and public offerings. Jason counsels public companies on Securities Exchange Act of 1934, NYSE and NASDAQ compliance and disclosure issues. He also advises public company executives and boards regarding executive compensation, corporate governance, corporate finance, Sarbanes Oxley Act, Dodd-Frank Act, Regulation FD and Section 16 compliance. Jason's securities experience also includes ...