Оформил: DeeCo
Автор: http://www.swissdelphicenter.ch

uses
   ShlObj, ActiveX;

 procedure FreePidl(pidl: PItemIDList);
 var
   allocator: IMalloc;
 begin
   if Succeeded(SHGetMalloc(allocator)) then
   begin
     allocator.Free(pidl);
     {$IFDEF VER100}
     allocator.Release;
     {$ENDIF}
   end;
 end;

 function GetStartMenu: string;
 var
   pidl: PItemIDList;
   buf: array[0..MAX_PATH] of Char;
 begin
   if Succeeded(SHGetSpecialFolderLocation(Form1.Handle, CSIDL_STARTMENU, pidl)) then
   SHGetPathFromIDList(pidl, buf);
   Result := StrPas(buf);
   // The calling application is responsible for freeing the PItemIDList-pointer 
  // with the Shell's IMalloc interface 
  FreePIDL(pidl);
 end;

 procedure TForm1.Button1Click(Sender: TObject);
 begin
   label1.Caption := GetStartMenu;
 end;