- ALCO Waste Management Ltd. Postal address Joseph Noble Road, Lillyhall, Workington, Cumbria. CA14 4JH E mail General Information: headoffice@alco.co.uk Sales: sales@alco.co.uk Customer Services: lstewart@alco.co.uk Visitor No. Send mail to dloudon@alco.co.uk with questions or comments about this web site. Copyright 2002 ALCO Waste Management Last modified: April 08, 2002 ...www.alco.co.uk