public function getCompanyForBUC($account, $bankCode = null)
    {
        $bucer      = new \FlexiPeeHP\FlexiBeeRW(null,
            ['evidence' => 'adresar-bankovni-ucet']);
        $companyRaw = $bucer->getColumnsFromFlexibee(['firma'],
            empty($bankCode) ? ['buc' => $account] : ['buc' => $account, 'smerKod' => $bankCode]);
        return array_key_exists(0, $companyRaw) ? $companyRaw[0]['firma'] : null;
    }