The phrase 'prior to the appointment of' is correct and usable in written English.
You can use it when referring to something that happened before someone was formally given a role or job. For example, "Prior to the appointment of the new CEO, the company had struggled financially."
Rent owed to a landlord prior to the appointment of administrators is not treated as a cost of the administration.
He took caretaker charge at the Memorial Stadium after Dave Penney's sacking, prior to the appointment of Buckle in May.
"We'd like to wish Kevin, Danny and Nicky the very best of luck for their futures, adding additional thanks and gratitude to Danny for his two playing spells with the Bluebirds and his short caretaker-managerial stint in conjunction with Scott Young, prior to the appointment of Russell Slade".
It was devised prior to the appointment of Paul Marquess as executive producer.
The most common intervention was simply a letter or telephone call a few days prior to the appointment to remind patients of the pending appointment.
"I don't know what was discussed prior to the appointment in terms of his background, his résumé, his client base".
Participants described they were not well prepared for certain questions and they would have liked more information about the content of the visit prior to the appointment and at the start of the appointment.
Prior to the appointment as Deputy Permanent Representative of the Republic of Serbia to the United Nations in New York in 2009, he served as Director of the Department for Partnership for Peace in the Sector for Security Policy in the Ministry of Foreign Affairs.
Prior to the appointment, Bo had served as Minister of Commerce.
I had done hours of research prior to the appointment.
Giving its response to the audit, health data privacy advocacy group MedConfidential — an early critic of the DeepMind data-sharing arrangement — is roundly unimpressed, writing: "The biggest question raised by the Information Commissioner and the National Data Guardian appears to be missing — instead, the report excludes a "historical review of issues arising prior to the date of our appointment".
