Unconfirmed reports say the missing men are employed by Canada's Kenn Borek Air company.

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Kenn Borek Air Ltd. did not immediately return a message left by CNN on Friday night.

CNN: STORY HIGHLIGHTS

Joanna Clement Borek, a San Francisco designer, took a different approach to floating homes.

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As the waiter takes our order for hot dishes - a cheese-stuffed borek pastry, and mushrooms in tomato sauce - I wonder if we've gone overboard.

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Tiffany Borek, a 32-year-old single mother who lives outside Buffalo, N.

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The Twin Otter was operated by Calgary-based Kenn Borek Air Ltd.

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The condition of the three crew members on the Twin Otter operated by Calgary-based Kenn Borek Air Ltd. was not known nearly three days after the flight went missing and rescue attempts began.

CNN: STORY HIGHLIGHTS