Following his retirement from the federal bench, Nevas became special counsel to Levett Rockwood P.C., a corporate law firm in Westport. Upon Levett Rockwood's combination with Verrill Dana, a leading New England regional law firm, in 2015, he became Senior Counsel to Verrill, where he continues to practice, primarily as an arbitrator and mediator. During his tenure at Levett Rockwood, Nevas was appointed by former Governor Jodi Rell to chair the state's investigation into the causes of the deadly February 7, 2010 explosion at the Kleen Energy power plant in Middletown, Connecticut, and to chair the committee that allocated $7.7 million in funds to families impacted by the December 14, 2012 Sandy Hook Elementary School shooting in Newtown, Connecticut.[6]