Sabre Real Estate Group LLC has arranged a lease for a new Nassau Educators Federal Credit Union (NEFCU) branch office. The 4,160 s/f branch in the expanded Green Cove Shopping Center at 90 Northern Blvd. will be NEFCU's 11th location. Anthony Russo, a vice president at Sabre, represented NEFCU in arranging the lease with the owner, Kabro Associates.