Marshall is a practicing attorney in the state of Iowa. In addition, Marshall grain farms alongside his father at their family farm located outside of Oxford Junction, IA. Marshall has covered a lot of bases in the accounting world including: tax preparation, financial statement preparation, mutual fund auditing, 401(k) auditing, tax planning, tax consulting, and tax compliance. Marshall has developed a unique understanding in the agricultural world encompassing his active participation, financial understanding, and legal perspective.

Marshall pursued and accomplished a double major in accounting and business administration from Coe College in Cedar Rapids. In his time at Coe, Marshall was a member of both the collegiate basketball and baseball team. He was named to the Division III Team USA basketball team. Marshall represented his country and played for Team USA in Brazil prior to the 2016 Olympics.

Shortly after college Marshall passed the CPA exams and in his early employment noticed a shortage in attorneys in rural Iowa. He elected to attend law school at the University of Missouri-Kansas City and graduated in 2021. Upon passing his BAR exam, Marshall understood that he wanted to practice law and continue to provide accounting expertise within his community.

He and his wife have one child. As a family they enjoy golf, slow-pitch softball, and basketball. As a couple they love traveling with family and friends. Lastly, Marshall volunteers as a fireman in Oxford Junction and serves as the Commander of the Sons of the Legion Squadron in his hometown.