Matt Brewing Co., has named Jim Kuhr and Frank Vlossak co-directors of brewery operations… National Distributing Co., Atlanta, has added Richard J. Davis as assistant corporate director of sales, spirits… The Organic Trade Association has named Matt McLean, chief executive officer at Uncle Matt’s Organic, Clermont, Fla., to its board… Jim Beam Brands Co., Deerfield, Ill., announced the retirement of Harry Groth, senior vice president of operations, who will retire by year-end 2005 after nearly 17 years with the company. Jeff Conder also has been appointed vice president of North American manufacturing… Royal Wine Corp., Bayonne, N.J., has named Jean Paul Benizri national sales manager for the company’s spirits division…