driver’s, Mr Koh David’s email / driver Mr Koh David's email

[Tan Elaine]

1. We refer to your authorised driver’s Mr Koh David'’s email of 24 June 2011.

2. We refer to your authorised driver Mr Koh David’s email of 24 June 2011.

I believe sentence 2 is correctly phrased. If it is not, how should I reword it?

Thanks.

[Barb_D]

We refer to the e-mail of your authorised driver, Mr Koh David, sent on 24 June 2011.