As of Q1 2013, Fieldglass' client base includes approximately 200 customers, including AIG, American Airlines, BMC Software, CVS Caremark, GlaxoSmithKline, HMS, HP, Johnson & Johnson, Kaiser Permanente, Monsanto, Nokia Siemens Networks, Panasonic, Reed Elsevier, Rio Tinto, Salesforce, Siemens, TELUS, United Airlines, Verizon and VMware.