Benefits of Hiring a Marriage Celebrant Sydney A marriage celebrant Sydney will officiate your wedding and take care of all the paperwork, including marriage registration. Orna Binder Wedding Celebrant is one of the best marriage celebrants that you can book in the entirety of Australia. A marriage celebrant will help you in making the ceremony relaxed and hassle-free. If you book us, you will have our undivided attention and unlimited meetings and consultations. Be it informal, religious, or any type of themed wedding, we are open to everything.