List of companies from research coverage that are profiled in the study
                                                        
                                                            
                                                                - Resolver Inc (Canada)
 
                                                            
                                                                - Singlewire Software(United States)
 
                                                            
                                                                - Pocketstop(United States)
 
                                                            
                                                                - Everbridge(United States)
 
                                                            
                                                                - DeskAlerts(United States)
 
                                                            
                                                                - AlertMedia(United States)
 
                                                            
                                                                - Rave Mobile Safety(United States)
 
                                                            
                                                                - Call-Em-All(United States)
 
                                                            
                                                                - Enghouse Systems (Canada)
 
                                                            
                                                                - SimplyCast (Canada)
 
                                                            
                                                        
                                                    
                                                
                                                
                                                    
                                                        
                                                            Additional players considered in the study are as follows:
                                                            
                                                                OnSolve (United States)
                                                                ,
                                                            
                                                                Everbridge (United Kingdom)
                                                                ,
                                                            
                                                                DeskAlerts (Netherlands)
                                                                ,
                                                            
                                                                Intrado (United Kingdom)
                                                                ,
                                                            
                                                                4me (Netherlands)