Dutch East India Company, Vereenigde Oostindische Compagnie in Dutch, an international Dutch trading organisation in existence from 1602 to 1800

Verizon Communications, via its NYSE ticker symbol

Creative Voice file, a proprietary audio file format developed by Creative Labs for use by their Soundblaster sound cards

Volatile Organic Compounds, a group of chemical compounds

V. O. Chidambaram Pillai, Indian lawyer, trade union leader, shipping magnate and freedom fighter

Voice of the customer

Open-circuit voltage, V_OC