FIRST NAME  M INTIAL  LAST NAME  SUFFIX  COMPANY   CITY   STATE   ZIP   CERT TYPE   EXPIRATION DATE 
Matthew O'Connor H & K PA Concrete Exterior Flatwork Finisher Installer06/27/2065
Thomas O'Connor Central Concrete Supply Co.San JoseCA95126Safety Professional03/21/2055
David Oddgen Sierra Ready MixN. Las VegasNV89031Concrete Technologist Level 311/11/2055
John O'Dell National Ready Mixed ConcreteArresiaCA90701Safety Professional08/06/2055
Mike Odom Ready Mixed Concrete CompanyWindsorNC27983Concrete Technologist Level 310/27/2055
Mike Odom  WindsorNC27983Concrete Technologist Level 401/01/2055
ChristopherA.OesterJr.BraymanGarrettPA15542Concrete Exterior Flatwork Finisher Installer10/28/2065
Nickolas Oetting Buckley & CompanyPhiladelphiaPA19145Concrete Exterior Flatwork Finisher Installer09/23/2065
Anne O'Flaherty MassDOT MA Concrete Exterior Flatwork Finisher Installer03/23/2065
Brian Ogle Cemex   Concrete Technologist Level 311/10/2055
Ronald O'Grady Bi-State Construction Inc.EastonPA18040Concrete Exterior Flatwork Finisher Installer03/01/2065
T.J. O'Hara DiMaio Concrete & ConstructionWilmingtonNC28412Pervious Concrete Technician06/02/2029
Will Ohlenforst Port Aggregates, Inc.JenningsLA70546Environmental Professional12/20/2055
Todd Ohlheiser  BoulderCO Concrete Technologist Level 301/01/2055
Craig Ohs Bruce and Merrilees ElectricNew CastlePA16101Concrete Exterior Flatwork Finisher Installer03/01/2065
Josh O'Keefe Tyee Concrete ConstructionPuyallupWA98373Pervious Concrete Craftsman05/09/2028
Joseph Okes Chaney Enterprises   Concrete Technologist Level 310/27/2055
Jack Okey A. Anthony and Sons Inc.EriePA16502Concrete Exterior Flatwork Finisher Installer02/16/2065
Aleksander Okhrimenko Manafort PrecisionWorcesterMA01604Concrete Exterior Flatwork Finisher Installer12/13/2065
FelixM.Olagbende Titan AmericaPembroke PinesFL33025Concrete Technologist Level 301/01/2055