Beatrice is here in her capacity as the vice president of partnerships and strategy at business tech company Afiniti.
She attended a special presentation centered around women in business.
Her proud mum shared a sweet snap on Instagram.
"So proud of Beatrice who is in Australia representing Afiniti for women in business."
Andrew is in Sydney for his business incentive, Pitch@Palace, which provides a platform for entrepreneurs to showcase their work.
His former wife paid tribute on social media, posting a series of pictures of Andrew at the event, including one of him standing in front of Sydney Opera House.
"Congratulations to @hrhthedukeofyork for #pitchatpalaceSydney @sydneyoperahouse and Melbourne. Well done to all the entrepreneurs #australia," she wrote in the caption.