On Thu, 24 Dec 2009 23:07:08 -0800 (PST), Bob
wrote:

a friend of mine wants to rent a ~40 foot cat to motor around some
carib islands. What companies are charter companies are common down
there. He could care less about sailing but wold enjoy renting a
sailboat cat for 5 days with his group of 8 people.

He can drive boats.

HO HO Ho

Bob

Sunsail and Moorings are two of the biggest charter operators:

http://www.sunsail.com/

http://www.moorings.com/

They both have boats in many different locations.