function claimCompanyTokens() public onlyOwner {
    require(!ownerHasClaimedCompanyTokens);                     
    require(companyAddress != 0x0);
    
    tokenSold = tokenSold.add(companyTokens); 
    token.mintTokens(companyAddress, companyTokens);            
    ownerHasClaimedCompanyTokens = true;                        
  }