FIRST NAME  M INTIAL  LAST NAME  SUFFIX  COMPANY   CITY   STATE   ZIP   CERT TYPE   EXPIRATION DATE 
Sabrina Dumas Harris Ernst EnterprisesLawrencevilleGA30046Concrete Delivery Professional Level II09/06/2026
Joel Dumm Charle J. MerloMineral PointPA15942Concrete Exterior Flatwork Finisher Installer02/13/2065
Zachary Dumm Charle J. MerloMineral PointPA15942Concrete Exterior Flatwork Finisher Installer02/13/2065
Peter Dumschat  MarkhamON Concrete Technologist Level 301/01/2055
Christopher Duncan Boston Sand & GravelCharlestonMA02129Concrete Technologist Level 310/27/2055
James Duncan  Salt Lake CityUT Concrete Technologist Level 301/01/2055
James Duncan  CharlotteNC Concrete Technologist Level 301/01/2055
Levi Duncan Carolina Concrete Company Inc.ClintonSC29325Plant Manager12/12/2029
Rudolph DunlopIIIMaschmeyer ConcreteLake ParkFL33403Environmental Professional11/30/2055
Rudolph Dunlop Maschmeyer ConcreteLake ParkFL33403Safety Professional03/17/2055
Stephen Dunn Kuharchik Construction Inc.ExeterPA18643Concrete Exterior Flatwork Finisher Installer03/14/2065
Steve Dunn Thomas ConcreteAtlantaGA30339Safety Professional11/19/2055
Mike Dunn  CambridgeMA Concrete Technologist Level 301/01/2055
Daniel Dunn Preferred Materials, Inc.Ft. MyersFL33912Safety Professional04/11/2060
BrettL.Dunnington Precision ConcreteStanwoodWA98292Pervious Concrete Technician03/14/2029
Jim Dunolt   OR Concrete Technologist Level 301/01/2055
Thomas Dunwell  PhoenixAZ Concrete Technologist Level 301/01/2055
Clinton Dunwoody Counry Ready Mix, LLCJamestownND58401Concrete Technologist Level 211/10/2027
Kade Duplantis RJ Daigle and SonsGonzalesLA70737Pervious Concrete Technician01/31/2027
Alfred Dupont MassDOTScituateMA Concrete Exterior Flatwork Finisher Installer03/09/2065