Bengaluru-based food and beverage management systems company, Hungerbox, said it had raised $12 million from four investors, including digital wallets provider Paytm. NPTK, Sabre Partners and Neoplux also participated in the round. Hungerbox provides management solutions to companies to run their cafeterias. It finds the vendors, maintains food quality, supervises delivery to cafeterias and the distribution of food to the employees. The company claims it has over 100 institutional customers, including several multinational companies.