Take a look at www.grumpyandhappy.com
. a great site.
Lorne and Jolene can take care of you.
They also work with their daughter and Grant.
They work with a lot of families and specialize in the type of service that you look for. They will almost certainly keep you alone on the boat and are flexible with schedules. Their independence makes them easy to deal with.
On their website is a newspaper article about them and also a forum where people have made comment.
Their email is firstname.lastname@example.org.