Kathy Kerr
                                            Business Writer
                                    
                
                
                    
                        
                        
                            
                                More about the author 
                                
                                    
                                        
Kathy Kerr
                                                                                    Business Writer
                                                                            
                                    
                                                                                    Kathy Kerr is an Alberta journalist with four decades of experience as a writer and editor. She covered general news and provincial politics as a reporter for the Calgary Herald in the 1980s and worked at the Edmonton Journal from the 1990s to 2016 in several editor roles, including business editor, city editor, features editor, editorial page editor and finally deputy editor of the Postmedia Edmonton newsroom. Kathy is now a freelance writer and commentator.
                                                                             
                                    
                                                                                                                                                                
                                    
                                 
                             
                         
                     
                                            
                            
                            
    
            Kathy Kerr
        
            
                Health
            
    
            
                Water management
            
    
            
                    National
            
    
                        
            Dec. 7 2021
            
            
    
                            
    Air and water purification firm Clear Inc. began as Gil Blutrich’s mission to address sick building syndrome. “The whole idea started with a personal situation when my daughter got sick (10 years ago) with a chronic digestive disease. We understood