Indianapolis, INOwner at Humphrey CPA Group Past: Principal at London Witte Group, Associate Member at Larry E Nunn & Associates 25 years experience working as CPA to small businesses and many not for profit organizations. I also have specialty in auditing organizations receiving Federal... 25 years experience working as CPA to small businesses and many not for profit organizations. I also have specialty in auditing organizations receiving Federal and State assistance, Section 8 low income multifamily HUD propertoies.