L and L Development Group LTD is a professional construction company located in Plano, IL. Don’t waste your time and call us now! We serve in Plano, IL, Sandwich Township IL; Montgomery Village IL; Oswego Township IL; Sugar Grove Village IL; Boulder Hill IL; and the surrounding areas. Construction Service, Construction Contractor, New Home Construction, New House Construction, Reliable Construction Company Concrete Service, Carpentry Service, Parking Lots Service, Drywall Service, Flooring Service