Non-surgical options includes physiotherapy and pessaries. Surgery should be considered a last resort when all other options have been exhausted.
There are surgical options which don't include mesh such as Native Tissue Repair and Burch Colposuspension. Have a look at the Australian Commission on Safety and Quality in Healthcare's resources on this page for Pelvic Organ Prolapse and Stress Urinary Incontinence and remember the key advice that surgery should be the last resort when all other options have been exhausted.
You will be the one who will bear the consequences if you do have complications from the mesh, so it's important that you provide informed consent. The Choosing Wisely campaign has created these questions to help you get started. http://www.choosingwisely.org.au/resources/consumers/5-questions-to-ask-your-doctor - plus it is useful to ask how many of the same procedures your surgeon has done, and what the outcomes have been. Any reluctance to answer this question may signal you have not found the right surgeon for you.