Jannsen + Company, S.C. is a certified public accounting and business advisory firm dedicated to helping your business succeed. Jannsen + Company, S.C. provides CPA & Accounting Services, Information Technology Consulting, Human Resource Consulting and Payroll Services. Since our inception in 1975, the fundamental principle behind Jannsen + Company, S.C. is not just about adding numbers, it's about adding value. We inspire excellence through forward thinking, sound planning and personal attention. Count on our experienced team of professionals to take your business to the next level.