Operates BMW Lifestyle retail chain in China, and, with brother Edward, controls chain of Hong Kong-listed PCD luxury department stores.

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"He rescued my brother and me from that long chain of continuity that happens in mining villages, " Mr. Unsworth said.

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With brother James started general-store chain in Bentonville, Ark.

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Brother Jimmy's BBQ, a chain with five locations in the city, had already ordered 1, 000 new glasses for soft drinks at their five New York City locations.

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Naoki Tada, along with brother Takashi, inherited stake in discount drugstore chain Sundrug.

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After graduation he began working with his brother writing code for enterprise software and built a business in supply-chain management software.

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Eldest brother Richard now lives in Paris, where he has his own Warwick International hotel chain.

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