Dennis Kellner

Dennis Kellner has a diverse work experience spanning different industries. Dennis'smost recent position is as an IT Solution Developer Lead (Architect) at Schneider, starting in 2023. Prior to that, they worked as a Certified Flight Instructor at Pilotsmith Inc / CAVU LLC from 2020. From 2016, they worked as a Commercial Pilot and Owner at Trade Winds Aviation, LLC. Dennis also has a significant tenure at UnitedHealth Group, starting as a Senior Software Engineer / Team Lead in 1998 and progressing through various technical and managerial positions, with a longest-held position as an Application Development Consultant / Lead Engineer. Dennis was also a Licensed Realtor at Coldwell Banker - The Real Estate Group from 2003 to 2009. Before that, they held a role as a Senior Technical Analyst at Deluxe Corporation from 1994 to 1998. Dennis began their career as a Data Systems Manager at Lindell's IV in 1985, advancing through several positions over the course of their employment.

Dennis Kellner graduated from the University of Wisconsin-Stevens Point in 1992 with a Bachelor of Science degree in Business, Management, Marketing, and Computer Science. Prior to that, from 1987 to 1989, they attended Saint Louis University - Parks College, focusing on Professional Aviation/Pilot and Airport Administration. In terms of certifications, they obtained various certifications through the Federal Aviation Administration such as a Certified Flight Instructor, Instrument Ground Instructor, and Advanced Ground Instructor. Dennis also became a Commercial Pilot. Additionally, they obtained a Realtor certification from the Wisconsin Realtors Association in December 2003. There is no information available regarding the specific timeframe for obtaining Tax Preparer certification.