Computing

• OEM font, or OEM-US, the original character set of the IBM PC, circa 1981
• Object Exchange Model
  Object Exchange Model
  The Object Exchange Model is a model for exchanging semi-structured data between object-oriented databases. It serves as the basic Data model in numerous projects of the Stanford University Database Group, including Tsimmis, Lore, and C3 ....
  
  , a model for exchanging data between object-oriented databases
• Oracle Enterprise Manager
  Oracle Enterprise Manager
  The computer application Oracle Enterprise Manager aims to manage software produced by Oracle Corporation as well as by some non-Oracle entities.-Oracle Enterprise Manager Database Control :...
  
  , a computer application that aims to manage software produced by Oracle Corporation

Companies and organisations

• Office of Emergency Management
  Office of Emergency Management
  In the United States, an Office of Emergency Management is an agency at the local, state or national level that holds responsibility of comprehensively planning for and responding to all manner of disasters, whether man-made or natural...
  
  , a general term for emergency management functions
• Office for Emergency Management
  Office for Emergency Management
  The Office for Emergency Management was an office within the Executive Office of the United States President. It was established by administrative order, May 25, 1940, in accordance with EO 8248, September 8, 1939....
  
  , a World War II function within the Executive Office of the United States Government
• Oklahoma Department of Emergency Management
  Oklahoma Department of Emergency Management
  The Oklahoma Department of Emergency Management is a department of the government of Oklahoma responsible for coordinating the response to a natural disaster that has occurred in the State and that has overwhelmed the abilities of local authorities. This is achieved primarily through the...
  
  
• Organización Editorial Mexicana
  Organizacion Editorial Mexicana
  Organizacion Editorial Mexicana, also known as OEM, is the largest Mexican print media company and the largest newspaper company in Latin America. The company owns a large newswire service, it includes 70 Mexican daily newspapers, 24 radio stations, 1 tv channel and 44 websites.Organización...
  
  , a Mexican print media company
• OEM International
  OEM International
  OEM Limited was a construction company based in Gibraltar.The company issued a press release claiming that they would be creating a national airline for Gibraltar under the name of Fly Gibraltar. After a number of delays the project was cancelled in June 2007...
  
  , a former construction company in Gibraltar