Telecommunication facilities are provided by PLDT, Oceanic Wireless Network, Inc. with courier services from PT & T, RCPI, TeleFast, DHL, JRS, Fax and Parcel, LBC and Ddel Bros-UPS.

The Mariveles Water District supplies the water requirement of Mariveles town proper while the economic zone has its own water system, the Bataan Economic Zone Water System. The Peninsula Electric Cooperative (PENELCO) serves the 15 barangays of Mariveles while the National Power Corporation takes care of Barangays Malaya and Maligaya.

There are 8 banks and 18 other lending institutions operating in the area.

Mariveles has three industrial area for promotion to investors, the Bataan Economic Zone Phase I, II, III consisting of a total area of 45,698 square meters for light to heavy industries, respectively; the Petroleum Complex consisting of 300-hectare estate suited for heavy industries; and Plastic City which has 25-hectare for downstream petrochemical industries.