About us. Dave Woodbury Contracting Inc is a small business in Londonderry, NH 03053. Our work environment includes. Safe work environment. Flexible working hours. Dave Woodbury Contracting is seeking candidates for several full and part-time driving positions. Week days and weekend shifts are available. Qualifications. Must be 21 years of age. Must Have A Valid Driver's License And A Clean Driving Record. Must Be Able To Pass A Background Check ...