Replace two picture files of  {c:\temp\emboopto.gif    , c:\temp\emetr.gif} below with your picture files and locations. You will have a logo in your tabulate report. 
Change the ods location c:\temp\try16.htm with a desired location.
data example; 
  do company = 'sas', 'ibm'; 
    do col = 1 to 3; 
      x + 1; 
      output; 
    end; 
  end; 
run; 
data cntlin; 
  fmtname = 'newline'; type = 'C'; 
  do start = 'sas', 'ibm'; 
    label = start || '000a'x; 
    output; 
  end; 
run; 
proc format cntlin=cntlin fmtlib; run; 
proc format; 
  value $logo 'sas'='c:\temp\emboopto.gif' 'ibm'='c:\temp\emetr.gif'; 
run; 
ods listing close;
ods html file='c:\temp\try16.htm'; 
proc tabulate data=example; 
  class company col; 
  var x; 
  classlev company / style=[postimage=$logo. vjust=bottom]; 
  table company, sum='' * col * x; 
  format company $newline.; 
run; 
ods html close;