Yes, Austria has participated in all 21 Winter Olympics (through the 2010 Games in Vancouver).
France, Great Britain, and Switzerland.
New Zealand has participated in all olympic games
Jamaica has participated in every Summer Olympics since 1948 and participated in the Winter Olympics from 1988-2002.
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Norway has participated in every Winter Olympics since the first one held in 1924.
England along with Switzerland and France are the only three countries to have participated in every summer and winter Olympic games. English athletes have won 780 medals in summer and 22 medals in winter Olympics games.
Australia have participated in every Summer Olympic Games, on two occasions as a joint team with New Zealand (in 1908 and 1912). With regard to the Winter Olympics, they participated in the 1936 contest, and in every contest since 1952.
The Olympic Games are a modern group of internationally-participated competitions, held alternatively every 2 years in either summer or winter. The term also refers to the ancient version, which was more of a festival, that occurred in Greece. == ==
The Olympic Games are a modern group of internationally-participated competitions, held alternatively every 2 years in either summer or winter. The term also refers to the ancient version, which was more of a festival, that occurred in Greece. == ==
http://en.wikipedia.org/wiki/List_of_participating_nations_at_the_Summer_Olympic_Games
Jamaica first participated in the Summer Olympics in 1948 and has participated in every Summer Olympics since then.