Since joining Wipfli in 2015, Andrew Seifert’s focus has been assisting clients with complex tax issues. He specializes in federal and multi-state corporate and partnership tax compliance, accounting methods, tax research, and mergers and acquisitions. Andrew also assists with forensic investigations, loss calculations, contractual disputes, business policy development, regulatory compliance matters and litigation readiness. He is dedicated to assisting the firm’s clients with their unique and challenging issues.
 
Andrew has presented on various tax topics for the Minnesota Society of CPAs (MNCPA), Minnesota CLE, the Financial Planning Association of Minnesota, and National Employment Lawyers Association (NELA). He currently serves as an adjunct faculty member in the University of Minnesota’s masters of business taxation program and has served as an adjunct faculty member of the University of Minnesota’s law school.

Doug Kolker focuses on research and experimentation (R&E) tax projects, allowing him to use his experience to help clients maximize the R&E tax credit. He assists manufacturing, technology and software companies nationwide to successfully reduce their tax liabilities by uncovering research and development (R&D) credits. Doug is also responsible for the overall planning, organization, supervision and completion of client engagements. He has a broad background in tax planning, working with closely held businesses, corporations, partnerships and limited liability companies.