Riley Safer Holmes & Cancila LLP added Louis A. Klapp as a partner.He has represented clients across a wide variety of industries, including the software, consumer electronics, wireless communication, telephony, medical device, nutritional supplement, grocery, insurance, publishing, consumer products, retail and automotive equipment industries.• Ropes & Gray LLP advised Jacobs Holdings AG, a global investment firm based in Zurich, Switzerland, in its acquisition of Pittsburgh-based North American Dental Group …