Hull & Knarr LLP Share: Financial Services Hull & Knarr LLP Visit Website 300 S. Madison Ave. Suite 300 Greenwood, IN 46142 (317) 889-2144 LinkedIn Facebook Twitter About Map About Hull & Knarr is a group of engineers and CPAs with expertise in the R&D Tax Credit and IEDC Incentives. We help companies of all sizes maximize savings so they can stay focused on their buiness. What's Nearby? Distance: 5 10 15 20 25 50 mi.