Dear Teachers,

1. By the way, I would like to give all the best wishes to you and other members in this company. Hope this company will always develop stronger and stronger.

- Is this natural to say?

Thanks very much to Teachers,

Stevenukd.
Regular Member962
StevenukdDear Teachers,

1. By the way, I would like to give all the best wishes to you and other members in this company. Hope this company will always develop stronger and stronger.

- Is this natural to say?

Thanks very much to Teachers,

Stevenukd.

By the way, I would like to wish all the best to you and the other members of the company. I hope it/the company will go from strength to strength.

or

By the way, I would like to wish you and the other members of the company all the best.

You might like to consider replacing members of the company with employees/personnel. But if you are talking about a theatrical company then members is fine.
Senior Member3,608
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By the way, I would like to extend/convey my best wishes to you and to the other members of this company.
extend/convey my best wishes are more formal, high register, elegant
Veteran Member11,673
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