ERT CONSTRUCTION, INC. Back to Search ERT CONSTRUCTION, INC. PO Box 758 , Walled Lake , MI , 48390-0758 (248) 880-0226 (248) 940-5784 www.ert-group.com www.ert-group.com www.ert-group.com www.ert-group.com www.ert-group.com www.ert-group.com www.ert-group.com Contacts Primary RACHEL KNOPFLER (none) Share × Print Email Facebook LinkedIn Twitter Pinterest Powered By GrowthZone