OEC may refer to:
Finance
- The Observatory of Economic Complexity, a data visualization site
- Ordre des Experts-Comptables, French association of chartered accountants
Transportation
- Orion Expedition Cruises, Australian based luxury expedition cruise line
- Otis Elevator Company, an American company that manufactures vertical transportation systems
- Osborn Engineering Company, known as OEC, an historic British former manufacturer of motorcycles
- OEConnection, an American company that provides B2B solutions, connecting Automotive Manufacturers, Dealers and Collision & Repair shops
Other
- Odd Eye Circle, a South Korean girl group
- Offshore Energy Center, sponsor of the Ocean Star Offshore Drilling Rig & Museum in Galveston, Texas, United States
- Old Earth creationism, a term for several types of creationism
- Olfactory ensheathing cells, a type of glial cell found in the nervous system
- Oregon Environmental Council, an American environmental organization
- Orissa Engineering College, a technical institution in Bhubaneswar, Orissa, India
- Outdoor Emergency Care, a course for certification of first aid in non-urban situations
- Overseas Employment Certificate, an identity document in the Philippines
- Oxford English Corpus, an English text corpus
- Oxygen evolving complex, a water oxidizing enzyme
- .OEC, the file format for OE-Cake!, a fluid physics software application
This disambiguation page lists articles associated with the title OEC.If an internal link led you here, you may wish to change the link to point directly to the intended article. Category: