EMAS may be:
- EMAS (company), a global offshore contractor and provider of integrated offshore solutions to the oil and gas (O&G) industry and operating brand for Ezra Holdings.
- Ethnic Minority Achievement Service (EMAS), Ethnic Minority Achievement Service - A Government funded educational initiative (DCFS)
- East Midlands Ambulance Service, the NHS ambulance service serving the East Midlands region of England
- Eco-Management and Audit Scheme, an environmental policy audit system for organisations
- Edinburgh Multiple Access System, a computer operating system designed at the University of Edinburgh
- Electronic Monitoring and Advisory System, a system to monitor traffic conditions on Singapore expressways
- Engineered Materials Arrestor System, a system designed to stop aircraft from overshooting the runway
- Evangelical Medical Aid Society of Canada, now EMAS CANADA -- an organization, founded in 1948, which provides medical and dental aid to underserviced areas worldwide.
- Education, Medical Aid & Service tagline for EMAS CANADA, a Christian organization, which provides medical and dental aid to under-serviced areas around the world. (Previously known as EMAS Evangelical Medical Aid Society.)
- Emas National Park in Brazil
- MTV Europe Music Awards, the European equivalent to the MTV Video Music Awards
- European Menopause and Andropause Society, a Europe-wide medical association
- EMAS is the acronym for Escuela Móvil de Agua y Saneamiento (Mobile School for Water and Sanitation) in Bolivia