Ask an Immigration Solicitor. Get an Answer ASAP.
I am afraid you are not permitted to do so under your visa type as Tier 2 (General) workers are not allowed to enter self-employment, set-up a business or join another business as a director or partner.
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Please click on 5 stars for the answer to the original question.
You may then ask your second question afresh.
Yes, she may come as your dependent and she may start the business, no restrictions for her.
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