Stratham, NH – October 1, 2010 – The Institute for Professional Practice has leased 6,240 SF at 38 Portsmouth Ave, Stratham, NH from KKR Group, Inc. The Institute for Professional Practice has provided treatment and support to people with special and educational needs throughout New England and Maryland, for more than two decades. Christian Stallkamp of The Kane Company listed the space. Andy Fleisher of NAI Norwood Group procured the tenant.