Lutz (, a Nebraska-based business solutions firm, recently announced various management changes over the next several years.

Mark Duren will begin transitioning his responsibilities of managing shareholder and chair of the board to Ryan Cook over the next three years. Duren started at Lutz in 1992 and has held numerous leadership roles, including long-term membership on the firm’s Board of Directors, department head of both the tax and audit practices and his most recent term of serving as managing shareholder since 2015.

Additionally, Ron Nebbia will begin transitioning his duties as president of Lutz’s financial, M&A, talent and tech divisions over the next two years to various existing leaders within these divisions. Nebbia joined the firm in 1987 and has been instrumental in many positions, including serving long-term as a board member, managing internal operations and inspiring the evolution of new service offerings. Nebbia’s advisory skillset has been vital in serving clients and providing direction to leaders inside and outside the firm.

Lutz is a business solutions firm for people seeking a partner to help energize and heighten economic and organizational success. Their experienced team provides accounting, financial, talent, M&A and technology services. Lutz works to simplify complexities, help make critical business decisions and focus on the things that are truly important to you. They embrace your business as their own to spark the right solutions and help you thrive. That’s Lutz’s promise: to mind what matters. Learn more at