public override void AddChild(CompanyPart CompanyPart)
 {
     this._children.Add(CompanyPart);
 }
 public override void RemoveChild(CompanyPart CompanyPart)
 {
     this._children.Remove(CompanyPart);
 }
 public virtual void RemoveChild(CompanyPart officeComponent)
 {
     throw new NotImplementedException();
 }