Marleau and more than 150 golfers teed off at Daly City's Lake Merced Golf Club Monday morning.
The annual event will support expansion of the house to Mission Bay, tripling the number of families it serves.
Several of Marleau's teammates including Dan Boyle joined him on the course. A great cause for this charity, which houses families whose children are facing a life threatening illness.
"I got involved last year through a friend that's part of the board. Just saw it as a great opportunity to give back to the Bay Area and a worthy cause helping families out with sick children," said Patrick Marleau.