Ruskin Moscou Faltischek, one of the largest law firms on Long Island, has added six corporate and transactional attorneys, including four partners, in its largest acquisition to date.

The new hires at the Uniondale-based firm include partners Steven Kuperschmid, Peter Marullo, Russell Stern and Gavin Grusd; of counsel Neil Novikoff; and associate Adam Sosnik. All six previously practiced at SilvermanAcampora, a 13-attorney firm in Jericho. The group joined 60-attorney Ruskin in the last two months.