Go back to directory. Add to Address Book. Mariah Braun Marketing & Research Coordinator City Of Grande Prairie Contact: Mariah Braun Address #217 11330 106 Street Grande Prairie AB T8V 7X9 CAwork Phone: 780-357-8780work Email: mbraun@cityofgp.comINTERNET Website: www.investgrandeprairie.com Categories: 2023 Updated 2 months ago.