Sealand Helicopters was a helicopter services company, specializing in transportation to offshore oil and gas platforms.

The company was founded by industrialist Craig Dobbin in February 1977 in St. John's, Newfoundland as a charter airline.

The company first entered the offshore transport industry in 1979, providing helicopters mainly in support of offshore oil and gas operations.

By the early 1980s, Sealand operated a fleet of over 30 helicopters.

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