Right Product. Right Acre. Right People. MJ Seed Agency Independent Sales Rep Pioneer Brand Products Michael Michlig (815) 878-4430 Dane Robbins (815) 876-0445 8927 1925 NORTH AVE. SHEFFIELD, IL B. PIONEER. Pioneer brand products, service, Pioneer Premium Seed Treatment and PROBulk System SM-PR2148869 Right Product . Right Acre . Right People . MJ Seed Agency Independent Sales Rep Pioneer Brand Products Michael Michlig ( 815 ) 878-4430 Dane Robbins ( 815 ) 876-0445 8927 1925 NORTH AVE . SHEFFIELD , IL B. PIONEER . Pioneer brand products , service , Pioneer Premium Seed Treatment and PROBulk System SM - PR2148869