Gale, 42, shared the exciting announcement on Instagram alongside a photo with Hampson and their business partner, Dave Stewart.
"@shampson_ and I are super excited to announce that we have gone into partnership with our good mate @chefdavestewart and are now proud owners of @ascotfoodstore," she wrote.
The Australia's Next Top Model host continued, "Its been a long held dream for both of us to one day own a cafe and we couldn't think of a better person to share the journey with than Dave."
Gale also revealed that she has 'exciting plans' in the works for the Moonee Ponds cafe in 2018. "Can't wait to share it all with you! Watch this space."
Hampson also shared the the news with his follows on Instagram.
"So lucky to be involved with the genius @chefdavestewart and the @ascotfoodstore we have big plans for this place in 2018 🍺🍸🍷🥃 🌙 @megankgale"
Congratulations to the couple!