Groups, organizations, companies
* Pakistan Engineering Council * Pedernales Electric Cooperative * President's Export Council * Mormon Priesthood Executive Committee, now high council meeting * Private Equity Council * Punjab Examination Commission, Pakistan * Puntland Electoral Commission, SomaliaSchools
* Pokhara Engineering College, a technical college in Nepal * Pondicherry Engineering College, India * Punjab Engineering College, Chandigarh, IndiaScience, technology, engineering, medicine
* Packet Error Checking, a CRC-8 checksum for SMBus communication * PEC (cable system) or Pan European Crossing, a European fibre optic network * Perfect electric conductor * Peripheral Event Controller, an implementation of autonomous peripheral operations in microcontrollers * Perivascular epithelioid cell tumour (PEC tumour) * Planetary Exploration of China, a Solar System space exploration program from China * Posta Elettronica Certificata, a certified email protocol used in ItalyOther uses
* Plain English Campaign * Pelican Seaplane Base, an airport in Alaska with IATA codePEC
* Proposta de Emenda à Constituição, in Brasilian law, a plan for amending the state's Constitution
See also
* * Pec (disambiguation) * Peck (disambiguation) * Pek (disambiguation) * PEK (disambiguation) * PEQ (disambiguation) * Peque (disambiguation) {{disambiguation