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            This Certificate is awarded to
          
            
              
            
            
            
            
              
            
            
            
            
            
              
            
            
            
            
            
            
            
            David J. Peterson, P.E., IWI Peterson
          
            
              
            
            
            
            
              
            
            
            
            
            
              
            
            
            
            
            
            
            
            For successfully completing the course
          
            
              
            
            
            
            
              
            
            
            
            
            
              
            
            
            
            
            
            
            
            BUSINESS 3451: Essential Cost Estimating Workshop and Database - ONLINE ON DEMAND
          
            
              
            
            
            
            
              
            
            
            
            
            
            
              
              
            
            
            
            
            
            
            
            January 1, 2021
          
        
         
       
      
        David J. Peterson, P.E., IWI Peterson
        Certified: January 1, 2021